diff --git a/BeWo/BeWo.csproj b/BeWo/BeWo.csproj
index c9274041b..18f6792da 100644
--- a/BeWo/BeWo.csproj
+++ b/BeWo/BeWo.csproj
@@ -1124,6 +1124,7 @@
     <Compile Include="SchulbegleitenderDienst\WochenansichtVM.cs" />
     <Compile Include="SchulbegleitenderDienst\WochenVertretung.cs" />
     <Compile Include="Security\EncryptionUtils.cs" />
+    <Compile Include="ServiceProxy\ServiceFacadeExtension.cs" />
     <Compile Include="UploadDialog.xaml.cs">
       <DependentUpon>UploadDialog.xaml</DependentUpon>
     </Compile>
@@ -1200,8 +1201,11 @@
     <Compile Include="ViewModel\AdditionalServiceVM.cs" />
     <Compile Include="ViewModel\BaseVM.cs" />
     <Compile Include="ViewModel\CustomerVermittlungArbeitVM.cs" />
+    <Compile Include="ViewModel\Light\GkvAbrechnungLightVM.cs" />
+    <Compile Include="ViewModel\Light\InvoiceBaseLightVM.cs" />
     <Compile Include="ViewModel\ListViewModel\AbstractListVM.cs" />
     <Compile Include="ViewModel\ListViewModel\CustomerVermittlungArbeitListVM.cs" />
+    <Compile Include="ViewModel\ListViewModel\Light\GkvAbrechnungLightListVM.cs" />
     <Compile Include="ViewModel\Wohnhilfe\CustomerWohnhilfeBereichBundVM.cs" />
     <Compile Include="ViewModel\Wohnhilfe\CustomerWohnhilfeBereichEinkommenUndArbeitVM.cs" />
     <Compile Include="ViewModel\Wohnhilfe\CustomerWohnhilfeBereichSozialeKontakteVM.cs" />
@@ -1219,7 +1223,6 @@
     <Compile Include="ViewModel\DocumentTreeItemVM.cs" />
     <Compile Include="ViewModel\DokumentvorlageVM.cs" />
     <Compile Include="ViewModel\GeschenkterUrlaubstagVM.cs" />
-    <Compile Include="ViewModel\ListViewModel\GkvAbrechnungListVM.cs" />
     <Compile Include="ViewModel\ListViewModel\PreisListVM.cs" />
     <Compile Include="ViewModel\GkvAbrechnungVM.cs" />
     <Compile Include="ViewModel\PlatzhalterVM.cs" />
diff --git a/BeWo/ServiceProxy/Generated.cs b/BeWo/ServiceProxy/Generated.cs
index 22a0c8887..66bc47961 100644
--- a/BeWo/ServiceProxy/Generated.cs
+++ b/BeWo/ServiceProxy/Generated.cs
@@ -2102,14 +2102,11 @@ namespace BeWo.ServiceProxy
         [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.InvoiceNumberDC))]
         [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.InvoiceNumberDC>))]
         [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.InvoiceType))]
-        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.GkvTransferResultType))]
-        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.GkvRawDataType))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.GkvAbrechnung.GkvAbrechnungViewFilterDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.GkvAbrechnung.GkvAbrechnungCreateRequestDC))]
         [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.GkvAbrechnung.GkvAbrechnungDC))]
         [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.GkvAbrechnung.GkvTransferProtokollDC>))]
         [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.GkvAbrechnung.GkvTransferProtokollDC))]
-        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.GkvAbrechnung.GkvAbrechnungDC>))]
-        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.GkvAbrechnung.GkvAbrechnungViewFilterDC))]
-        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.GkvAbrechnung.GkvAbrechnungCreateRequestDC))]
         [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.GkvAbrechnung.GkvAbrechnungCreateResponseDC))]
         [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.GkvAbrechnung.GkvResponseDC))]
         [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.GkvAbrechnung.GkvAbrechnungSendRequestDC))]
@@ -2117,6 +2114,14 @@ namespace BeWo.ServiceProxy
         [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.GkvAbrechnung.GkvAbrechnungGetIKRequestDC))]
         [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.GkvAbrechnung.GkvAbrechnungGetIKResponseDC))]
         [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.AppResponseDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Light.GkvAbrechnungLightDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.Light.CompactInvoiceBaseDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Light.CompactInvoiceBaseDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.Light.GkvTransferProtokollLightDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Light.GkvTransferProtokollLightDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.Light.GkvAbrechnungLightDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.GkvTransferResultType))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.GkvRawDataType))]
         [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.IO.MemoryStream))]
         [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.IO.Stream))]
         [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<System.DateTime>))]
@@ -5993,14 +5998,11 @@ namespace BeWo.ServiceProxy
         [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.InvoiceNumberDC))]
         [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.InvoiceNumberDC>))]
         [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.InvoiceType))]
-        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.GkvTransferResultType))]
-        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.GkvRawDataType))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.GkvAbrechnung.GkvAbrechnungViewFilterDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.GkvAbrechnung.GkvAbrechnungCreateRequestDC))]
         [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.GkvAbrechnung.GkvAbrechnungDC))]
         [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.GkvAbrechnung.GkvTransferProtokollDC>))]
         [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.GkvAbrechnung.GkvTransferProtokollDC))]
-        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.GkvAbrechnung.GkvAbrechnungDC>))]
-        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.GkvAbrechnung.GkvAbrechnungViewFilterDC))]
-        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.GkvAbrechnung.GkvAbrechnungCreateRequestDC))]
         [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.GkvAbrechnung.GkvAbrechnungCreateResponseDC))]
         [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.GkvAbrechnung.GkvResponseDC))]
         [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.GkvAbrechnung.GkvAbrechnungSendRequestDC))]
@@ -6008,6 +6010,14 @@ namespace BeWo.ServiceProxy
         [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.GkvAbrechnung.GkvAbrechnungGetIKRequestDC))]
         [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.GkvAbrechnung.GkvAbrechnungGetIKResponseDC))]
         [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.AppResponseDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Light.GkvAbrechnungLightDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.Light.CompactInvoiceBaseDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Light.CompactInvoiceBaseDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.Light.GkvTransferProtokollLightDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Light.GkvTransferProtokollLightDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.Light.GkvAbrechnungLightDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.GkvTransferResultType))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.GkvRawDataType))]
         [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.IO.MemoryStream))]
         [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.IO.Stream))]
         [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<System.DateTime>))]
@@ -9968,16 +9978,537 @@ namespace BeWo.ServiceProxy
         
         [System.ServiceModel.OperationContractAttribute(Action="http://tempuri.org/IGkvAccountingService/GetGkvAbrechnung", ReplyAction="http://tempuri.org/IGkvAccountingService/GetGkvAbrechnungResponse")]
         [System.ServiceModel.FaultContractAttribute(typeof(BeWo.ServiceProxy.BeWoFault), Action="http://tempuri.org/IGkvAccountingService/GetGkvAbrechnungBeWoFaultFault", Name="BeWoFault", Namespace="http://schemas.datacontract.org/2004/07/BeWo.Service.ServiceContracts")]
-        BS.Shared.DataContracts.GkvAbrechnung.GkvAbrechnungDC GetGkvAbrechnung(long oid);
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<System.Nullable<long>>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BeWo.View.Navigation.Filter.CustomerFilterEnum))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.OvertimeDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.OvertimeDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.AuszahlungsartDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.AuszahlungsartDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.EmployeeDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.PersonDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.ValueListEntryDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.ContactDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.ContactDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.Organisation2PersonDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Organisation2PersonDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.CostRatePeriodDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.CostRatePeriodDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.VarFieldDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.VarFieldDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.AbsenceTimeDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.AbsenceTimeDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.AbsenceReasonDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.ArbeitszeitDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.ArbeitszeitDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.ArbeitszeitEintragDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.ArbeitszeitEintragDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.ContractDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.ContractDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.EmploymentTypeDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.ValueListEntryDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.CustomerEmployeeRelationDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.CustomerEmployeeRelationDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.UrlaubskontoDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.EmployeeAPPCodeDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.EmployeeAPPCodeDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.AddressRouteDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.VertreterSucheFilterDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.EmployeeTokenRelationDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.EmployeeTokenRelationDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.ChatBewoMessageSyncDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.EmployeeDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.TeamDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.TeamDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.SupportConceptDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.SupportConceptDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.SupportConceptCostBearerRelDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.SupportConceptCostBearerRelDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.SupportConceptApprovalPeriodDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.SupportConceptApprovalPeriodDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.BudgetDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.ServiceCategoryDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.SupportConceptApprovalPeriodEmployeeRelDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.SupportConceptApprovalPeriodEmployeeRelDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.UserDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.ResetPasswordInfoDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.ResetPasswordInfoDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.SettingsDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.SettingsDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.UserGroupDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.UserGroupDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.RatingDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.RatingDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.GoalRatingDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.GoalRatingDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.RatingTypeDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.ServiceRecordDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.ServiceDescriptionDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.ServiceAccountingDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.ServiceAccountingDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.GeschenkterUrlaubstagDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.GeschenkterUrlaubstagDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.AbwesenheitsInformationPrintDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.AbwesenheitsInformationPrintDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.UrlaubskontoDarstellungDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.UrlaubskontoDarstellungDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.AbwesenheitsInformationDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.AbsenceOverviewFilterDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.UrlaubsplanerRootDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.AbwesenheitsInformationDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.FeiertagDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.FeiertagDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.AssessmentSheetCategoryDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.AssessmentSheetCategoryDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.AssessmentSheetValueDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.AssessmentSheetValueDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.AssessmentSheetEntryDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.AssessmentSheetEntryDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.NewsItemDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.NewsItemDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.EmploymentTypeDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.GroupOfPeopleDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.GroupOfPeopleDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BeWo.ServiceProxy.BeWoFault))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BeWo.ServiceProxy.BeWoFaultType))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<long>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.Dictionary<long, BS.Shared.ValueListEntryType>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.Dictionary<long, long>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<byte[]>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<string>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.Dictionary<long, string>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.Dictionary<System.Nullable<long>, decimal>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.ActivationTypeId))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.ValueListEntryType))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.ContactType))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.FamilyStatus))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.CostRatePeriodType))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.Sex))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.PersonType))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.ControlType))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.AbsenceReasonVisibilityType))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.SubstitutionNeed))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.AppointmentDayOfWeek))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.SystemEntryID))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.TokenTyp))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.SupportConceptApprovalInterval))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.Bewilligungsart))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.AccountingIntervalType))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.AccountingvisibilityType))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.ScopeTypeId))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.CostBearer2SupportConceptStatus))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.SettingsType))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.UserRightType>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.UserRightType))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.ZeiterfassungsDauer))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.ServiceUnit))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.ServiceRecordFormate))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.ServiceRecordTypeId))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.GroupTypeId))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Compact.CompactEmployeeDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.Compact.CompactTeamDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Compact.CompactTeamDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Compact.CompactOrganisationDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Compact.CompactCustomerDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.Compact.CompactEmployeeDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.Compact.CompactVertreterEmployeeDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Compact.CompactVertreterEmployeeDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Compact.CompactTokenDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.Compact.CompactCustomerDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Compact.CompactPersonDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Compact.CompactSupportConceptDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.Compact.CompactCostBearerDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Compact.CompactCostBearerDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.Compact.CompactSupportConceptDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.Compact.CompactGroupOfPeopleDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Compact.CompactGroupOfPeopleDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.Behinderungsart>))]
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+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.ReportTypes))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.TextModuleDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.TextModuleDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.BargeldkassenDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.BargeldkassenDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.BargeldtransaktionDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.BargeldtransaktionDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.NotizenKategorieDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.NotizenKategorieDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.NotizenEintragDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.NotizenEintragDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.VertretungDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.VertretungsItemDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.VertretungsItemDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.VertretungDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.TokenDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.VertretungsListeMitarbeiterItemsDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.VertretungsListeMitarbeiterItemsDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.VertretungsKlientAccountingsListeItemsDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.AccountingTransactionDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.AccountingTransactionDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.TextbausteinDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.TextbausteinDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.ServiceRecordFLSOverviewDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.ServiceRecordFLSOverviewDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Settlement2DC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.InvoiceItemDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.InvoiceItemDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.InvoiceDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.InvoiceDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.MandatorDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.ServiceCategoryDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.ServiceRecordGroupDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.ServiceRecordStatisticsInfoDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.ServiceRecordPeriodStatisticsInfoDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.ServiceRecordPeriodStatisticsInfoDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.SupportConceptStatisticsDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.SupportConceptPeriodStatisticsDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.SupportConceptPeriodStatisticsDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.ServiceRecordHistoryDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.ServiceRecordHistoryDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.AdditionalServiceDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.AdditionalServiceDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.AdditionalServiceRegionDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.AdditionalServiceRegionDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.AdditionalServiceGroupOfPeopleRelationDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.AdditionalServiceGroupOfPeopleRelationDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.AdditionalServiceGroupOfPeopleDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.AdditionalServiceGroupOfPeopleDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.AdditionalServiceBookingDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.AdditionalServiceBookingDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.AdditionalServiceNoticeDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.AdditionalServiceNoticeDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.ServiceRecordValidationResultDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.LicenseInfoDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.GroupDurationDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.BeWoMobilBrowserInfoDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.UiElementDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.UiElementDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.Settlement2DC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.CustomerInfoDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.SupportConcetInfoDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.SupportConcetInfoDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.SupportConceptTreeNodeDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.SupportConceptTreeNodeDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.NodeType))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.SupportConceptTreeNodeDetailInfoDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.SupportConceptTreeNodeDetailInfoDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.FLSAnalysisDataReportDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.FLSAnalysisDataGroupDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.FLSAnalysisDataGroupDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.FLSAnalysisDataDetailDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.FLSAnalysisDataDetailDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.Compact.CompactTokenDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.StatementType))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.SignatureStateType))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.Zahlungstyp))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.SignatureType))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.ServiceRecordValidationResult))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.MessageType))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.HomeViewPanelType))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.Auszahlungsintervall))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.VertretungsStatus))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.SchulbegleitenderZugehoerigkeitsTyp))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.ServiceRecordValidationResult>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.UiElementType))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.Dictionary<BS.Shared.SignatureType, System.Collections.Generic.List<long>>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<System.Collections.Generic.Dictionary<int, long>>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.Dictionary<int, long>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.Dictionary<int, bool>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.Dictionary<int, BS.Shared.DataContracts.DienstInfoDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.Dictionary<string, string>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.Dictionary<BS.Shared.UserRightType, bool>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.Dictionary<System.DateTime, BS.Shared.DataContracts.Compact.CompactCustomerDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.Dictionary<BS.Shared.DataContracts.Compact.CompactCustomerDC, System.Collections.Generic.List<BS.Shared.DataContracts.AccountingTransactionDC>>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.Dictionary<string, BS.Shared.DataContracts.Compact.CompactTokenDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.Dictionary<BS.Shared.DataContracts.Compact.CompactCustomerDC, bool>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.Dictionary<long, bool>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.Dictionary<BS.Shared.DataContracts.ServiceRecordDC, System.Collections.Generic.List<BS.Shared.ServiceRecordValidationResult>>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.Reports.AuslastungAnalysisRootDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Reports.AccountingReportDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.Reports.AccountingReportRowDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Reports.AccountingReportRowDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.AccountingAnalysisDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.AccountingAnalysisDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.FLSAnalysisRootDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.FLSAnalysisRootDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.FLSAnalysisGroupDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.FLSAnalysisGroupDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.SupportConceptFLSOverviewDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.SupportConceptFLSOverviewDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.FLSAnalysisConfigDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.LoginDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.LoginDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.FinanceOverviewItemDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.FinanceOverviewItemDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.SupportConceptOverviewDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.SupportConceptOverviewDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.TaskDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.TaskDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.AnnualReportDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.AnnualReportDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.AnnualReportDataDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.AnnualReportDataDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.FLSReportType))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.InvoiceBaseDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.InvoiceBaseDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.ServiceInvoiceDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.ServiceInvoiceDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.ServiceInvoicePeriodDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.ServiceInvoicePeriodDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.InvoiceNumberDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.InvoiceNumberDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.InvoiceType))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.GkvAbrechnung.GkvAbrechnungViewFilterDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.GkvAbrechnung.GkvAbrechnungCreateRequestDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.GkvAbrechnung.GkvAbrechnungDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.GkvAbrechnung.GkvTransferProtokollDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.GkvAbrechnung.GkvTransferProtokollDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.GkvAbrechnung.GkvAbrechnungCreateResponseDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.GkvAbrechnung.GkvResponseDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.GkvAbrechnung.GkvAbrechnungSendRequestDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.GkvAbrechnung.GkvAbrechnungSendResponseDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.GkvAbrechnung.GkvAbrechnungGetIKRequestDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.GkvAbrechnung.GkvAbrechnungGetIKResponseDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.AppResponseDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.Light.CompactInvoiceBaseDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Light.CompactInvoiceBaseDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.Light.GkvTransferProtokollLightDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Light.GkvTransferProtokollLightDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.Light.GkvAbrechnungLightDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.GkvTransferResultType))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.GkvRawDataType))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.IO.MemoryStream))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.IO.Stream))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<System.DateTime>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.Dictionary<BS.Shared.DataContracts.Compact.CompactEmployeeDC, decimal>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.MarshalByRefObject))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.QueryType))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.QueryDC>))]
+        BS.Shared.DataContracts.Light.GkvAbrechnungLightDC GetGkvAbrechnung(long oid);
         
         [System.ServiceModel.OperationContractAttribute(Action="http://tempuri.org/IGkvAccountingService/GetAllGkvAbrechnungen", ReplyAction="http://tempuri.org/IGkvAccountingService/GetAllGkvAbrechnungenResponse")]
         [System.ServiceModel.FaultContractAttribute(typeof(BeWo.ServiceProxy.BeWoFault), Action="http://tempuri.org/IGkvAccountingService/GetAllGkvAbrechnungenBeWoFaultFault", Name="BeWoFault", Namespace="http://schemas.datacontract.org/2004/07/BeWo.Service.ServiceContracts")]
-        System.Collections.Generic.List<BS.Shared.DataContracts.GkvAbrechnung.GkvAbrechnungDC> GetAllGkvAbrechnungen();
+        System.Collections.Generic.List<BS.Shared.DataContracts.Light.GkvAbrechnungLightDC> GetAllGkvAbrechnungen();
         
         [System.ServiceModel.OperationContractAttribute(Action="http://tempuri.org/IGkvAccountingService/GetFilteredGkvAbrechnungen", ReplyAction="http://tempuri.org/IGkvAccountingService/GetFilteredGkvAbrechnungenResponse")]
         [System.ServiceModel.FaultContractAttribute(typeof(BeWo.ServiceProxy.BeWoFault), Action="http://tempuri.org/IGkvAccountingService/GetFilteredGkvAbrechnungenBeWoFaultFault" +
             "", Name="BeWoFault", Namespace="http://schemas.datacontract.org/2004/07/BeWo.Service.ServiceContracts")]
-        System.Collections.Generic.List<BS.Shared.DataContracts.GkvAbrechnung.GkvAbrechnungDC> GetFilteredGkvAbrechnungen(BS.Shared.DataContracts.GkvAbrechnung.GkvAbrechnungViewFilterDC gkvAbrechnungViewFilter);
+        System.Collections.Generic.List<BS.Shared.DataContracts.Light.GkvAbrechnungLightDC> GetFilteredGkvAbrechnungen(BS.Shared.DataContracts.GkvAbrechnung.GkvAbrechnungViewFilterDC gkvAbrechnungViewFilter);
         
         [System.ServiceModel.OperationContractAttribute(Action="http://tempuri.org/IGkvAccountingService/GetProtokollRawDataString", ReplyAction="http://tempuri.org/IGkvAccountingService/GetProtokollRawDataStringResponse")]
         [System.ServiceModel.FaultContractAttribute(typeof(BeWo.ServiceProxy.BeWoFault), Action="http://tempuri.org/IGkvAccountingService/GetProtokollRawDataStringBeWoFaultFault", Name="BeWoFault", Namespace="http://schemas.datacontract.org/2004/07/BeWo.Service.ServiceContracts")]
@@ -9985,15 +10516,1056 @@ namespace BeWo.ServiceProxy
         
         [System.ServiceModel.OperationContractAttribute(Action="http://tempuri.org/IGkvAccountingService/CreateNewGkvAbrechnung", ReplyAction="http://tempuri.org/IGkvAccountingService/CreateNewGkvAbrechnungResponse")]
         [System.ServiceModel.FaultContractAttribute(typeof(BeWo.ServiceProxy.BeWoFault), Action="http://tempuri.org/IGkvAccountingService/CreateNewGkvAbrechnungBeWoFaultFault", Name="BeWoFault", Namespace="http://schemas.datacontract.org/2004/07/BeWo.Service.ServiceContracts")]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<System.Nullable<long>>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BeWo.View.Navigation.Filter.CustomerFilterEnum))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.OvertimeDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.OvertimeDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.AuszahlungsartDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.AuszahlungsartDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.EmployeeDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.PersonDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.ValueListEntryDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.ContactDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.ContactDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.Organisation2PersonDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Organisation2PersonDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.CostRatePeriodDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.CostRatePeriodDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.VarFieldDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.VarFieldDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.AbsenceTimeDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.AbsenceTimeDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.AbsenceReasonDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.ArbeitszeitDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.ArbeitszeitDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.ArbeitszeitEintragDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.ArbeitszeitEintragDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.ContractDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.ContractDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.EmploymentTypeDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.ValueListEntryDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.CustomerEmployeeRelationDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.CustomerEmployeeRelationDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.UrlaubskontoDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.EmployeeAPPCodeDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.EmployeeAPPCodeDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.AddressRouteDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.VertreterSucheFilterDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.EmployeeTokenRelationDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.EmployeeTokenRelationDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.ChatBewoMessageSyncDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.EmployeeDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.TeamDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.TeamDC))]
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+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.ServiceInvoicePeriodDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.ServiceInvoicePeriodDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.InvoiceNumberDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.InvoiceNumberDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.InvoiceType))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.GkvAbrechnung.GkvAbrechnungViewFilterDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.GkvAbrechnung.GkvAbrechnungCreateRequestDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.GkvAbrechnung.GkvAbrechnungDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.GkvAbrechnung.GkvTransferProtokollDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.GkvAbrechnung.GkvTransferProtokollDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.GkvAbrechnung.GkvResponseDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.GkvAbrechnung.GkvAbrechnungSendRequestDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.GkvAbrechnung.GkvAbrechnungSendResponseDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.GkvAbrechnung.GkvAbrechnungGetIKRequestDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.GkvAbrechnung.GkvAbrechnungGetIKResponseDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.AppResponseDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.Light.CompactInvoiceBaseDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Light.CompactInvoiceBaseDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.Light.GkvTransferProtokollLightDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Light.GkvTransferProtokollLightDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.Light.GkvAbrechnungLightDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.GkvTransferResultType))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.GkvRawDataType))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.IO.MemoryStream))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.IO.Stream))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<System.DateTime>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.Dictionary<BS.Shared.DataContracts.Compact.CompactEmployeeDC, decimal>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.MarshalByRefObject))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.QueryType))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.QueryDC>))]
         BS.Shared.DataContracts.GkvAbrechnung.GkvAbrechnungCreateResponseDC CreateNewGkvAbrechnung(BS.Shared.DataContracts.GkvAbrechnung.GkvAbrechnungCreateRequestDC request);
         
         [System.ServiceModel.OperationContractAttribute(Action="http://tempuri.org/IGkvAccountingService/UpdateGkvAbrechnung", ReplyAction="http://tempuri.org/IGkvAccountingService/UpdateGkvAbrechnungResponse")]
         [System.ServiceModel.FaultContractAttribute(typeof(BeWo.ServiceProxy.BeWoFault), Action="http://tempuri.org/IGkvAccountingService/UpdateGkvAbrechnungBeWoFaultFault", Name="BeWoFault", Namespace="http://schemas.datacontract.org/2004/07/BeWo.Service.ServiceContracts")]
-        BS.Shared.DataContracts.GkvAbrechnung.GkvAbrechnungDC UpdateGkvAbrechnung(BS.Shared.DataContracts.GkvAbrechnung.GkvAbrechnungDC abrechnung);
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<System.Nullable<long>>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BeWo.View.Navigation.Filter.CustomerFilterEnum))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.OvertimeDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.OvertimeDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.AuszahlungsartDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.AuszahlungsartDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.EmployeeDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.PersonDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.ValueListEntryDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.ContactDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.ContactDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.Organisation2PersonDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Organisation2PersonDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.CostRatePeriodDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.CostRatePeriodDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.VarFieldDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.VarFieldDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.AbsenceTimeDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.AbsenceTimeDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.AbsenceReasonDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.ArbeitszeitDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.ArbeitszeitDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.ArbeitszeitEintragDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.ArbeitszeitEintragDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.ContractDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.ContractDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.EmploymentTypeDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.ValueListEntryDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.CustomerEmployeeRelationDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.CustomerEmployeeRelationDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.UrlaubskontoDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.EmployeeAPPCodeDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.EmployeeAPPCodeDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.AddressRouteDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.VertreterSucheFilterDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.EmployeeTokenRelationDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.EmployeeTokenRelationDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.ChatBewoMessageSyncDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.EmployeeDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.TeamDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.TeamDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.SupportConceptDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.SupportConceptDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.SupportConceptCostBearerRelDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.SupportConceptCostBearerRelDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.SupportConceptApprovalPeriodDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.SupportConceptApprovalPeriodDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.BudgetDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.ServiceCategoryDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.SupportConceptApprovalPeriodEmployeeRelDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.SupportConceptApprovalPeriodEmployeeRelDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.UserDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.ResetPasswordInfoDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.ResetPasswordInfoDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.SettingsDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.SettingsDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.UserGroupDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.UserGroupDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.RatingDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.RatingDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.GoalRatingDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.GoalRatingDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.RatingTypeDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.ServiceRecordDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.ServiceDescriptionDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.ServiceAccountingDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.ServiceAccountingDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.GeschenkterUrlaubstagDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.GeschenkterUrlaubstagDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.AbwesenheitsInformationPrintDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.AbwesenheitsInformationPrintDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.UrlaubskontoDarstellungDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.UrlaubskontoDarstellungDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.AbwesenheitsInformationDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.AbsenceOverviewFilterDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.UrlaubsplanerRootDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.AbwesenheitsInformationDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.FeiertagDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.FeiertagDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.AssessmentSheetCategoryDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.AssessmentSheetCategoryDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.AssessmentSheetValueDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.AssessmentSheetValueDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.AssessmentSheetEntryDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.AssessmentSheetEntryDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.NewsItemDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.NewsItemDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.EmploymentTypeDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.GroupOfPeopleDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.GroupOfPeopleDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BeWo.ServiceProxy.BeWoFault))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BeWo.ServiceProxy.BeWoFaultType))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<long>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.Dictionary<long, BS.Shared.ValueListEntryType>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.Dictionary<long, long>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<byte[]>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<string>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.Dictionary<long, string>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.Dictionary<System.Nullable<long>, decimal>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.ActivationTypeId))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.ValueListEntryType))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.ContactType))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.FamilyStatus))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.CostRatePeriodType))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.Sex))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.PersonType))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.ControlType))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.AbsenceReasonVisibilityType))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.SubstitutionNeed))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.AppointmentDayOfWeek))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.SystemEntryID))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.TokenTyp))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.SupportConceptApprovalInterval))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.Bewilligungsart))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.AccountingIntervalType))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.AccountingvisibilityType))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.ScopeTypeId))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.CostBearer2SupportConceptStatus))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.SettingsType))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.UserRightType>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.UserRightType))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.ZeiterfassungsDauer))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.ServiceUnit))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.ServiceRecordFormate))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.ServiceRecordTypeId))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.GroupTypeId))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Compact.CompactEmployeeDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.Compact.CompactTeamDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Compact.CompactTeamDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Compact.CompactOrganisationDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Compact.CompactCustomerDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.Compact.CompactEmployeeDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.Compact.CompactVertreterEmployeeDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Compact.CompactVertreterEmployeeDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Compact.CompactTokenDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.Compact.CompactCustomerDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Compact.CompactPersonDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Compact.CompactSupportConceptDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.Compact.CompactCostBearerDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Compact.CompactCostBearerDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.Compact.CompactSupportConceptDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.Compact.CompactGroupOfPeopleDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Compact.CompactGroupOfPeopleDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.Behinderungsart>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.Behinderungsart))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.Merkzeichen>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.Merkzeichen))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.Pflegegrad))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.FileAttachmentType))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.TableID))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.Priority))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.Status))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.QBFilterEnum))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.GkvVerfahrensstufe))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Compact.CompactWohnheimDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.Compact.CompactOrganisationDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.Compact.CompactPersonDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.Compact.CompactWohnheimDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.Wohnhilfe.CustomerWohnhilfeDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Wohnhilfe.CustomerWohnhilfeDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Wohnhilfe.CustomerWohnhilfeBereichBundDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Wohnhilfe.Angebot))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Wohnhilfe.Geschlecht))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Wohnhilfe.Unterbringungsart))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Wohnhilfe.Verbandszugehorigkeit))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Wohnhilfe.CustomerWohnhilfeBereichEinkommenUndArbeitDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Wohnhilfe.AufstockungEinkommen))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Wohnhilfe.Beschaftigungsstatus))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Wohnhilfe.WohnhilfeBoolData))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Wohnhilfe.Einkommenssituation))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Wohnhilfe.Berufsabschluss))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Wohnhilfe.DauerArbeitslosigkeit))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Wohnhilfe.CustomerWohnhilfeBereichSozialeKontakteDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Wohnhilfe.KontaktArzt))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Wohnhilfe.Krankenversicherung))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Wohnhilfe.CustomerWohnhilfeBereichSozialstrukturDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Wohnhilfe.ArtDerBeendigung))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Wohnhilfe.ArtDesHilfeangebots))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Wohnhilfe.Aufenthaltsstatus))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Wohnhilfe.Bundesland))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Wohnhilfe.Familienstand))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Wohnhilfe.Geschlechtidentitat))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Wohnhilfe.Haushaltsstruktur))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Wohnhilfe.HochsterSchulabschluss))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Wohnhilfe.Staatsangehorigkeit))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<object>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.Dictionary<long, System.Collections.Generic.List<long>>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.WohnheimbuchungDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.WohnheimbuchungDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.Wohnheimbuchung2Costbearer2SupportConceptRelationDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Wohnheimbuchung2Costbearer2SupportConceptRelationDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.WohnheimbuchungEmployeeRelationDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.WohnheimbuchungEmployeeRelationDC))]
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+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.AdditionalServiceNoticeDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.AdditionalServiceNoticeDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.ServiceRecordValidationResultDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.LicenseInfoDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.GroupDurationDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.BeWoMobilBrowserInfoDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.UiElementDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.UiElementDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.Settlement2DC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.CustomerInfoDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.SupportConcetInfoDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.SupportConcetInfoDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.SupportConceptTreeNodeDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.SupportConceptTreeNodeDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.NodeType))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.SupportConceptTreeNodeDetailInfoDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.SupportConceptTreeNodeDetailInfoDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.FLSAnalysisDataReportDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.FLSAnalysisDataGroupDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.FLSAnalysisDataGroupDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.FLSAnalysisDataDetailDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.FLSAnalysisDataDetailDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.Compact.CompactTokenDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.StatementType))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.SignatureStateType))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.Zahlungstyp))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.SignatureType))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.ServiceRecordValidationResult))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.MessageType))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.HomeViewPanelType))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.Auszahlungsintervall))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.VertretungsStatus))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.SchulbegleitenderZugehoerigkeitsTyp))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.ServiceRecordValidationResult>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.UiElementType))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.Dictionary<BS.Shared.SignatureType, System.Collections.Generic.List<long>>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<System.Collections.Generic.Dictionary<int, long>>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.Dictionary<int, long>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.Dictionary<int, bool>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.Dictionary<int, BS.Shared.DataContracts.DienstInfoDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.Dictionary<string, string>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.Dictionary<BS.Shared.UserRightType, bool>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.Dictionary<System.DateTime, BS.Shared.DataContracts.Compact.CompactCustomerDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.Dictionary<BS.Shared.DataContracts.Compact.CompactCustomerDC, System.Collections.Generic.List<BS.Shared.DataContracts.AccountingTransactionDC>>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.Dictionary<string, BS.Shared.DataContracts.Compact.CompactTokenDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.Dictionary<BS.Shared.DataContracts.Compact.CompactCustomerDC, bool>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.Dictionary<long, bool>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.Dictionary<BS.Shared.DataContracts.ServiceRecordDC, System.Collections.Generic.List<BS.Shared.ServiceRecordValidationResult>>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.Reports.AuslastungAnalysisRootDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Reports.AccountingReportDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.Reports.AccountingReportRowDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Reports.AccountingReportRowDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.AccountingAnalysisDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.AccountingAnalysisDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.FLSAnalysisRootDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.FLSAnalysisRootDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.FLSAnalysisGroupDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.FLSAnalysisGroupDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.SupportConceptFLSOverviewDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.SupportConceptFLSOverviewDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.FLSAnalysisConfigDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.LoginDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.LoginDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.FinanceOverviewItemDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.FinanceOverviewItemDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.SupportConceptOverviewDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.SupportConceptOverviewDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.TaskDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.TaskDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.AnnualReportDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.AnnualReportDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.AnnualReportDataDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.AnnualReportDataDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.FLSReportType))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.InvoiceBaseDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.InvoiceBaseDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.ServiceInvoiceDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.ServiceInvoiceDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.ServiceInvoicePeriodDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.ServiceInvoicePeriodDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.InvoiceNumberDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.InvoiceNumberDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.InvoiceType))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.GkvAbrechnung.GkvAbrechnungViewFilterDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.GkvAbrechnung.GkvAbrechnungCreateRequestDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.GkvAbrechnung.GkvAbrechnungDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.GkvAbrechnung.GkvTransferProtokollDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.GkvAbrechnung.GkvTransferProtokollDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.GkvAbrechnung.GkvAbrechnungCreateResponseDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.GkvAbrechnung.GkvResponseDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.GkvAbrechnung.GkvAbrechnungSendRequestDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.GkvAbrechnung.GkvAbrechnungSendResponseDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.GkvAbrechnung.GkvAbrechnungGetIKRequestDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.GkvAbrechnung.GkvAbrechnungGetIKResponseDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.AppResponseDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.Light.CompactInvoiceBaseDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Light.CompactInvoiceBaseDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.Light.GkvTransferProtokollLightDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.DataContracts.Light.GkvTransferProtokollLightDC))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.Light.GkvAbrechnungLightDC>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.GkvTransferResultType))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.GkvRawDataType))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.IO.MemoryStream))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.IO.Stream))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<System.DateTime>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.Dictionary<BS.Shared.DataContracts.Compact.CompactEmployeeDC, decimal>))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.MarshalByRefObject))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(BS.Shared.QueryType))]
+        [System.ServiceModel.ServiceKnownTypeAttribute(typeof(System.Collections.Generic.List<BS.Shared.DataContracts.QueryDC>))]
+        BS.Shared.DataContracts.Light.GkvAbrechnungLightDC UpdateGkvAbrechnung(BS.Shared.DataContracts.Light.GkvAbrechnungLightDC abrechnung);
         
         [System.ServiceModel.OperationContractAttribute(Action="http://tempuri.org/IGkvAccountingService/DeleteGkvAbrechnung", ReplyAction="http://tempuri.org/IGkvAccountingService/DeleteGkvAbrechnungResponse")]
         [System.ServiceModel.FaultContractAttribute(typeof(BeWo.ServiceProxy.BeWoFault), Action="http://tempuri.org/IGkvAccountingService/DeleteGkvAbrechnungBeWoFaultFault", Name="BeWoFault", Namespace="http://schemas.datacontract.org/2004/07/BeWo.Service.ServiceContracts")]
-        void DeleteGkvAbrechnung(BS.Shared.DataContracts.GkvAbrechnung.GkvAbrechnungDC abrechnung);
+        void DeleteGkvAbrechnung(long oid, long version);
         
         [System.ServiceModel.OperationContractAttribute(Action="http://tempuri.org/IGkvAccountingService/SendNewGkvAbrechnung", ReplyAction="http://tempuri.org/IGkvAccountingService/SendNewGkvAbrechnungResponse")]
         [System.ServiceModel.FaultContractAttribute(typeof(BeWo.ServiceProxy.BeWoFault), Action="http://tempuri.org/IGkvAccountingService/SendNewGkvAbrechnungBeWoFaultFault", Name="BeWoFault", Namespace="http://schemas.datacontract.org/2004/07/BeWo.Service.ServiceContracts")]
@@ -10038,17 +11610,17 @@ namespace BeWo.ServiceProxy
         {
         }
         
-        public BS.Shared.DataContracts.GkvAbrechnung.GkvAbrechnungDC GetGkvAbrechnung(long oid)
+        public BS.Shared.DataContracts.Light.GkvAbrechnungLightDC GetGkvAbrechnung(long oid)
         {
             return base.Channel.GetGkvAbrechnung(oid);
         }
         
-        public System.Collections.Generic.List<BS.Shared.DataContracts.GkvAbrechnung.GkvAbrechnungDC> GetAllGkvAbrechnungen()
+        public System.Collections.Generic.List<BS.Shared.DataContracts.Light.GkvAbrechnungLightDC> GetAllGkvAbrechnungen()
         {
             return base.Channel.GetAllGkvAbrechnungen();
         }
         
-        public System.Collections.Generic.List<BS.Shared.DataContracts.GkvAbrechnung.GkvAbrechnungDC> GetFilteredGkvAbrechnungen(BS.Shared.DataContracts.GkvAbrechnung.GkvAbrechnungViewFilterDC gkvAbrechnungViewFilter)
+        public System.Collections.Generic.List<BS.Shared.DataContracts.Light.GkvAbrechnungLightDC> GetFilteredGkvAbrechnungen(BS.Shared.DataContracts.GkvAbrechnung.GkvAbrechnungViewFilterDC gkvAbrechnungViewFilter)
         {
             return base.Channel.GetFilteredGkvAbrechnungen(gkvAbrechnungViewFilter);
         }
@@ -10063,14 +11635,14 @@ namespace BeWo.ServiceProxy
             return base.Channel.CreateNewGkvAbrechnung(request);
         }
         
-        public BS.Shared.DataContracts.GkvAbrechnung.GkvAbrechnungDC UpdateGkvAbrechnung(BS.Shared.DataContracts.GkvAbrechnung.GkvAbrechnungDC abrechnung)
+        public BS.Shared.DataContracts.Light.GkvAbrechnungLightDC UpdateGkvAbrechnung(BS.Shared.DataContracts.Light.GkvAbrechnungLightDC abrechnung)
         {
             return base.Channel.UpdateGkvAbrechnung(abrechnung);
         }
         
-        public void DeleteGkvAbrechnung(BS.Shared.DataContracts.GkvAbrechnung.GkvAbrechnungDC abrechnung)
+        public void DeleteGkvAbrechnung(long oid, long version)
         {
-            base.Channel.DeleteGkvAbrechnung(abrechnung);
+            base.Channel.DeleteGkvAbrechnung(oid, version);
         }
         
         public BS.Shared.DataContracts.GkvAbrechnung.GkvAbrechnungSendResponseDC SendNewGkvAbrechnung(BS.Shared.DataContracts.GkvAbrechnung.GkvAbrechnungSendRequestDC req)
diff --git a/BeWo/ServiceProxy/ServiceFacade.cs b/BeWo/ServiceProxy/ServiceFacade.cs
index 934ca8f88..540f0a2da 100644
--- a/BeWo/ServiceProxy/ServiceFacade.cs
+++ b/BeWo/ServiceProxy/ServiceFacade.cs
@@ -283,18 +283,10 @@ namespace BeWo.ServiceProxy
 		{
 			DoAsync<GkvAccountingServiceClient, IGkvAccountingService, T>(pFunc, pCallBack, true);
 		}
-		public static void DoGkvAccountingServiceAsyncGUI<T>(Func<IGkvAccountingService, T> pFunc, Action<T> pCallBack, Dispatcher dispatcher)
+		public static void DoGkvAccountingServiceAsync(Action<IGkvAccountingService> pAction, Action pCallBack)
 		{
-			Action<T> action = (t) => dispatcher.BeginInvoke(
-				DispatcherPriority.Normal,
-				(Action)delegate
-				{
-					pCallBack(t);
-				}); 
-
-			DoAsync<GkvAccountingServiceClient, IGkvAccountingService, T>(pFunc, action, true);
+			DoAsync<GkvAccountingServiceClient, IGkvAccountingService>(pAction, pCallBack, true);
 		}
-
 		public static void DoGkvAccountingServiceAsync(Action<IGkvAccountingService> pAction)
 		{
 			DoAsync<GkvAccountingServiceClient, IGkvAccountingService>(pAction, true);
diff --git a/BeWo/ServiceProxy/ServiceFacadeExtension.cs b/BeWo/ServiceProxy/ServiceFacadeExtension.cs
new file mode 100644
index 000000000..b657f313e
--- /dev/null
+++ b/BeWo/ServiceProxy/ServiceFacadeExtension.cs
@@ -0,0 +1,48 @@
+using DevExpress.Export.Xl;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Controls;
+using System.Windows.Threading;
+
+namespace BeWo.ServiceProxy
+{
+	internal static class ServiceFacadeExtension
+	{
+		public static void DoGkvAccountingServiceAsync<T>(this UserControl uc, Func<IGkvAccountingService, T> pFunc, Action<T> pCallBack = null, bool showWaitDialog = true)
+		{
+			Action<T> lCallBack = null;
+
+			if (pCallBack != null)
+			{
+				lCallBack = (t) => uc.Dispatcher.BeginInvoke(
+					DispatcherPriority.Normal,
+					(Action)delegate
+					{
+						pCallBack(t);
+					});
+			}
+
+			ServiceFacade.DoGkvAccountingServiceAsync<T>(pFunc, lCallBack, true);
+		}
+
+		public static void DoGkvAccountingServiceAsync(this UserControl uc, Action<IGkvAccountingService> pAction, Action pCallBack = null, bool showWaitDialog = true)
+		{
+			Action lCallBack = null;
+
+			if (pCallBack != null)
+			{
+				lCallBack = () => uc.Dispatcher.BeginInvoke(
+					DispatcherPriority.Normal,
+					(Action)delegate
+					{
+						pCallBack();
+					});
+			}
+
+			ServiceFacade.DoGkvAccountingServiceAsync(pAction, lCallBack);
+		}
+	}
+}
diff --git a/BeWo/View/Controls/GkvAbrechnungDetailControl.xaml.cs b/BeWo/View/Controls/GkvAbrechnungDetailControl.xaml.cs
index d32f09161..e7adfeb95 100644
--- a/BeWo/View/Controls/GkvAbrechnungDetailControl.xaml.cs
+++ b/BeWo/View/Controls/GkvAbrechnungDetailControl.xaml.cs
@@ -62,24 +62,22 @@ namespace BeWo.View.Controls
 		{
 			var protokoll = datagrid_transfer.GetCurrentValue<GkvTransferProtokollDC>();
 
-			var oid = protokoll.GkvTransferProtokollOid.Value;
+			var oid = protokoll.Oid.Value;
 
-			ServiceFacade.DoGkvAccountingServiceAsyncGUI(
+			this.DoGkvAccountingServiceAsync(
 				service => service.GetProtokollRawDataString(oid, BS.Shared.GkvRawDataType.Auftragsdatei),
-				callback => ShowTextViewer("Auftragsdatei", callback),
-				Dispatcher);
+				callback => ShowTextViewer("Auftragsdatei", callback));
 		}
 
 		private void btn_nutzdatendatei_Click(object sender, RoutedEventArgs e)
 		{
 			var protokoll = datagrid_transfer.GetCurrentValue<GkvTransferProtokollDC>();
 
-			var oid = protokoll.GkvTransferProtokollOid.Value;
+			var oid = protokoll.Oid.Value;
 
-			ServiceFacade.DoGkvAccountingServiceAsyncGUI(
+			this.DoGkvAccountingServiceAsync(
 				service => service.GetProtokollRawDataString(oid, BS.Shared.GkvRawDataType.Nutzdatendatei),
-				callback => ShowTextViewer("Nutzdatendatei", callback),
-				Dispatcher);
+				callback => ShowTextViewer("Nutzdatendatei", callback));
 		}
 
 		private void ShowTextViewer(string title, string text)
diff --git a/BeWo/View/Detail/Accounting/GkvAbrechnungOverview.xaml.cs b/BeWo/View/Detail/Accounting/GkvAbrechnungOverview.xaml.cs
index 7b4bb6f0b..eddf7bd2d 100644
--- a/BeWo/View/Detail/Accounting/GkvAbrechnungOverview.xaml.cs
+++ b/BeWo/View/Detail/Accounting/GkvAbrechnungOverview.xaml.cs
@@ -3,6 +3,7 @@ using System.Activities.Statements;
 using System.Collections.Generic;
 using System.IO;
 using System.Linq;
+using System.Security.Cryptography;
 using System.Text;
 using System.Windows;
 using System.Windows.Controls;
@@ -14,170 +15,173 @@ using BeWo.Core;
 using BeWo.ServiceProxy;
 using BeWo.View.Controls;
 using BeWo.ViewModel;
+using BeWo.ViewModel.Light;
 using BeWo.ViewModel.ListViewModel;
-
+using BeWo.ViewModel.ListViewModel.Light;
 using BS.Shared;
 using BS.Shared.AppSender;
 using BS.Shared.Core;
 using BS.Shared.DataContracts;
 using BS.Shared.DataContracts.GkvAbrechnung;
+using BS.Shared.DataContracts.Light;
 using BS.Shared.Extensions;
 using DevExpress.Data.Filtering;
 using DevExpress.Mvvm;
+using DevExpress.Utils.Extensions;
 using DevExpress.Xpf.Editors;
 using DevExpress.Xpf.Grid;
 using Microsoft.Win32;
 
 namespace BeWo.View.Detail.Accounting
 {
-    public partial class GkvAbrechnungOverview : BeWoView
-    {
-        private bool _IsRequesting = false;
+	public partial class GkvAbrechnungOverview : BeWoView
+	{
+		private bool _IsRequesting = false;
 
-        private readonly NewGkvAbrechnungPopUpView _NewGkvAbrechnungPopUpView;
-        private readonly GkvAbrechnungListVM _Viewmodel;
+		private readonly NewGkvAbrechnungPopUpView _NewGkvAbrechnungPopUpView;
+		private readonly GkvAbrechnungLightListVM _Viewmodel;
 
-        public GkvAbrechnungOverview()
-        {
-            UpdateDataGridFilterCommand = new DelegateCommand(UpdateDataGridFilter);
+		public GkvAbrechnungOverview()
+		{
+			UpdateDataGridFilterCommand = new DelegateCommand(UpdateDataGridFilter);
 
-            InitializeComponent();
+			InitializeComponent();
 
-            DownloadLinkEngine = new DownloadLinkEngine();
+			DownloadLinkEngine = new DownloadLinkEngine();
 
-            _Viewmodel = new GkvAbrechnungListVM();
-            _Viewmodel.VMList.ListChanged += (s, e) => gridView.BestFitColumns();
+			_Viewmodel = new GkvAbrechnungLightListVM();
+			_Viewmodel.VMList.ListChanged += (s, e) => gridView.BestFitColumns();
 
-            DataContext = _Viewmodel;
+			DataContext = _Viewmodel;
 
-            //datagrid_gkvAbrechnungen.FixedFilter = new BinaryOperator("Datenaustauschreferenz", 1);
+			//datagrid_gkvAbrechnungen.FixedFilter = new BinaryOperator("Datenaustauschreferenz", 1);
 
-            _NewGkvAbrechnungPopUpView = new NewGkvAbrechnungPopUpView();
-            _NewGkvAbrechnungPopUpView.CancelButtonClicked += NewGkvAbrechnungPopUpViewCancelButtonClicked;
-            _NewGkvAbrechnungPopUpView.CreateButtonClicked += NewGkvAbrechnungPopUpViewCreateButtonClicked;
+			_NewGkvAbrechnungPopUpView = new NewGkvAbrechnungPopUpView();
+			_NewGkvAbrechnungPopUpView.CancelButtonClicked += NewGkvAbrechnungPopUpViewCancelButtonClicked;
+			_NewGkvAbrechnungPopUpView.CreateButtonClicked += NewGkvAbrechnungPopUpViewCreateButtonClicked;
 
-            _Viewmodel.DateTimeSpanFilter = yearMonthFilter.FilterSpan;
-        }
+			_Viewmodel.DateTimeSpanFilter = yearMonthFilter.FilterSpan;
+		}
 
-        public DownloadLinkEngine DownloadLinkEngine { get; set; }
-        public DelegateCommand UpdateDataGridFilterCommand { get; set; }
+		public DownloadLinkEngine DownloadLinkEngine { get; set; }
+		public DelegateCommand UpdateDataGridFilterCommand { get; set; }
 
-        private bool ShowAllInvoices => _Viewmodel.DateTimeSpanFilter is null;
+		private bool ShowAllInvoices => _Viewmodel.DateTimeSpanFilter is null;
 
-        private void RefreshGkvAbrechnungenList()
-        {
-            if (_IsRequesting && ServiceFacade.IsWaiting())
-                return;
+		private void RefreshGkvAbrechnungenList()
+		{
+			if (_IsRequesting && ServiceFacade.IsWaiting())
+				return;
 
 			try
 			{
-                _IsRequesting = true;
+				_IsRequesting = true;
 
-                ServiceFacade.DoGkvAccountingServiceAsync(s => s.GetFilteredGkvAbrechnungen(null), UpdateGkvAbrechnungList);
-            }
-            catch(Exception e)
+				ServiceFacade.DoGkvAccountingServiceAsync(s => s.GetFilteredGkvAbrechnungen(null), UpdateGkvAbrechnungList);
+			}
+			catch (Exception e)
 			{
-                _IsRequesting = false;
+				_IsRequesting = false;
 
-                throw e;
+				throw e;
 			}
 
-            _IsRequesting = false;
-        }
-        
-        private void UpdateGkvAbrechnungList(IList<GkvAbrechnungDC> dcList)
-        {
-            this.Dispatcher.BeginInvoke(
-                DispatcherPriority.Normal,
-                (Action)delegate
-                {
-                    _Viewmodel.UpdateList(dcList);
+			_IsRequesting = false;
+		}
 
-                    if (datagrid_gkvAbrechnungen.Visibility != Visibility.Visible)
-                        datagrid_gkvAbrechnungen.Visibility = Visibility.Visible;
+		private void UpdateGkvAbrechnungList(IList<GkvAbrechnungLightDC> dcList)
+		{
+			this.Dispatcher.BeginInvoke(
+				DispatcherPriority.Normal,
+				(Action)delegate
+				{
+					_Viewmodel.UpdateList(dcList);
 
-                    UpdateDataGridFilter();
-                });
-        }
+					if (datagrid_gkvAbrechnungen.Visibility != Visibility.Visible)
+						datagrid_gkvAbrechnungen.Visibility = Visibility.Visible;
 
-        private void UpdateDataGridFilter()
-        {
-            datagrid_gkvAbrechnungen.FixedFilter = null;
+					UpdateDataGridFilter();
+				});
+		}
 
-            if (ShowAllInvoices)
-            {
-                datagrid_gkvAbrechnungen.FixedFilter = null;
-            }
-            else
-            {
-                var filterByInvoiceDate = radioFilterByInvoiceDate.IsChecked.Value;
+		private void UpdateDataGridFilter()
+		{
+			datagrid_gkvAbrechnungen.FixedFilter = null;
 
-                var filter_start = _Viewmodel.DateTimeSpanFilter.StartDate;
-                var filter_ende = _Viewmodel.DateTimeSpanFilter.EndDate.AddDays(1).AddMilliseconds(-1);
-
-                if (filterByInvoiceDate)
-                {
-                    datagrid_gkvAbrechnungen.FixedFilter = CriteriaOperator.And(
-                    CriteriaOperator.FromLambda<GkvAbrechnungDC>(gkv => gkv.ErstelltAm >= filter_start),
-                    CriteriaOperator.FromLambda<GkvAbrechnungDC>(gkv => gkv.ErstelltAm <= filter_ende));
-                }
-                else
-                {
-                    datagrid_gkvAbrechnungen.FixedFilter = CriteriaOperator.Or(
-                   CriteriaOperator.FromLambda<GkvAbrechnungDC>(gkv => filter_start <= gkv.AbrechnungsZeitraumStart && gkv.AbrechnungsZeitraumStart <= filter_ende),
-                   CriteriaOperator.FromLambda<GkvAbrechnungDC>(gkv => filter_start <= gkv.AbrechnungsZeitraumEnde && gkv.AbrechnungsZeitraumEnde <= filter_ende),
-                   CriteriaOperator.FromLambda<GkvAbrechnungDC>(gkv => gkv.AbrechnungsZeitraumStart <= filter_start && filter_ende <= gkv.AbrechnungsZeitraumEnde));
-                }
-            }
-
-            gridView.BestFitColumns();
-            gridView.BestFitColumn(ColumnButtons);
-        }
-
-        private void NewGkvAbrechnungPopUpViewCancelButtonClicked(object sender, EventArgs e)
-        {
-            MainControl.CloseCurrentPopUp();
-        }
-        private void NewGkvAbrechnungPopUpViewCreateButtonClicked(object sender, EventArgs<GkvAbrechnungDC> e)
-        {
-            var gkv_abrechnung = e.Data;
-
-            var checked_invoice_bases = _NewGkvAbrechnungPopUpView.ViewModel.InvoiceBases.Where(x => x.IsChecked);
-
-            if (!checked_invoice_bases.Any())
-                return;
-
-            var success = ValidatorExtended.TryValidateGkvAbrechnung(gkv_abrechnung, checked_invoice_bases, false);
-            if (!success)
-            {
-                var txt = "Sie haben Rechnungen mit verschiedenen Rechnungsadressen ausgewählt.";
-                var result = MessageBox.Show(txt, "Hinweis", MessageBoxButton.OK);
-                return;
-            }
-
-            var already_used_invoices = checked_invoice_bases.Where(x => x.IsAlreadyInActiveGkvAbrechnung.Value);
-            if (already_used_invoices.Any())
+			if (ShowAllInvoices)
 			{
-                var txt = "Sie haben eine oder mehrere Rechnungen ausgewählt, welche bereits in einer " +
-                    "anderen aktiven GKV-Abrechnung enthalten sind. Möchten Sie fortfahren?";
-                var result = MessageBox.Show(txt, "Hinweis", MessageBoxButton.OKCancel);
+				datagrid_gkvAbrechnungen.FixedFilter = null;
+			}
+			else
+			{
+				var filterByInvoiceDate = radioFilterByInvoiceDate.IsChecked.Value;
 
-                if (result != MessageBoxResult.OK)
-                    return;
+				var filter_start = _Viewmodel.DateTimeSpanFilter.StartDate;
+				var filter_ende = _Viewmodel.DateTimeSpanFilter.EndDate.AddDays(1).AddMilliseconds(-1);
+
+				if (filterByInvoiceDate)
+				{
+					datagrid_gkvAbrechnungen.FixedFilter = CriteriaOperator.And(
+					CriteriaOperator.FromLambda<GkvAbrechnungDC>(gkv => gkv.ErstelltAm >= filter_start),
+					CriteriaOperator.FromLambda<GkvAbrechnungDC>(gkv => gkv.ErstelltAm <= filter_ende));
+				}
+				else
+				{
+					datagrid_gkvAbrechnungen.FixedFilter = CriteriaOperator.Or(
+				   CriteriaOperator.FromLambda<GkvAbrechnungDC>(gkv => filter_start <= gkv.AbrechnungsZeitraumStart && gkv.AbrechnungsZeitraumStart <= filter_ende),
+				   CriteriaOperator.FromLambda<GkvAbrechnungDC>(gkv => filter_start <= gkv.AbrechnungsZeitraumEnde && gkv.AbrechnungsZeitraumEnde <= filter_ende),
+				   CriteriaOperator.FromLambda<GkvAbrechnungDC>(gkv => gkv.AbrechnungsZeitraumStart <= filter_start && filter_ende <= gkv.AbrechnungsZeitraumEnde));
+				}
 			}
 
-            var bereits_bezahlt = checked_invoice_bases.Where(x => x.IsPaid);
-            if (bereits_bezahlt.Any())
-            {
-                var txt = "Sie haben eine oder mehrere Rechnungen ausgewählt, welche bereits als 'Bezahlt' " +
-                    "markiert sind. Möchten Sie fortfahren?";
-                var result = MessageBox.Show(txt, "Hinweis", MessageBoxButton.OKCancel);
+			gridView.BestFitColumns();
+			gridView.BestFitColumn(ColumnButtons);
+		}
 
-                if (result != MessageBoxResult.OK)
-                    return;
-            }
+		private void NewGkvAbrechnungPopUpViewCancelButtonClicked(object sender, EventArgs e)
+		{
+			MainControl.CloseCurrentPopUp();
+		}
+		private void NewGkvAbrechnungPopUpViewCreateButtonClicked(object sender, EventArgs<GkvAbrechnungDC> e)
+		{
+			var gkv_abrechnung = e.Data;
 
-            MainControl.CloseCurrentPopUp();
+			var checked_invoice_bases = _NewGkvAbrechnungPopUpView.ViewModel.InvoiceBases.Where(x => x.IsChecked);
+
+			if (!checked_invoice_bases.Any())
+				return;
+
+			var success = ValidatorExtended.TryValidateGkvAbrechnung(gkv_abrechnung, checked_invoice_bases, false);
+			if (!success)
+			{
+				var txt = "Sie haben Rechnungen mit verschiedenen Rechnungsadressen ausgewählt.";
+				var result = MessageBox.Show(txt, "Hinweis", MessageBoxButton.OK);
+				return;
+			}
+
+			var already_used_invoices = checked_invoice_bases.Where(x => x.IsAlreadyInActiveGkvAbrechnung.Value);
+			if (already_used_invoices.Any())
+			{
+				var txt = "Sie haben eine oder mehrere Rechnungen ausgewählt, welche bereits in einer " +
+					"anderen aktiven GKV-Abrechnung enthalten sind. Möchten Sie fortfahren?";
+				var result = MessageBox.Show(txt, "Hinweis", MessageBoxButton.OKCancel);
+
+				if (result != MessageBoxResult.OK)
+					return;
+			}
+
+			var bereits_bezahlt = checked_invoice_bases.Where(x => x.IsPaid);
+			if (bereits_bezahlt.Any())
+			{
+				var txt = "Sie haben eine oder mehrere Rechnungen ausgewählt, welche bereits als 'Bezahlt' " +
+					"markiert sind. Möchten Sie fortfahren?";
+				var result = MessageBox.Show(txt, "Hinweis", MessageBoxButton.OKCancel);
+
+				if (result != MessageBoxResult.OK)
+					return;
+			}
+
+			MainControl.CloseCurrentPopUp();
 
 			var gkv_filter = new GkvAbrechnungCreateRequestDC
 			{
@@ -186,264 +190,245 @@ namespace BeWo.View.Detail.Accounting
 			};
 
 			ServiceFacade.DoGkvAccountingServiceAsync(x => x.CreateNewGkvAbrechnung(gkv_filter),
-                cb => Dispatcher.BeginInvoke(DispatcherPriority.Normal,
-                (Action)delegate
-                {
-                    if (cb.Success)
-                    {
-                        RefreshGkvAbrechnungenList();
-                    }
-                    else
-                    {
-                        BeWoWindowBuilder.ShowTitleErrorMessageBox(cb.Message, cb.TitleMessage);
-                    }
-                }));
-        }
+				cb => Dispatcher.BeginInvoke(DispatcherPriority.Normal,
+				(Action)delegate
+				{
+					if (cb.Success)
+					{
+						RefreshGkvAbrechnungenList();
+					}
+					else
+					{
+						BeWoWindowBuilder.ShowTitleErrorMessageBox(cb.Message, cb.TitleMessage);
+					}
+				}));
+		}
 
-        private void YearMonthFilter_FilterSpanChanged(object sender, EventArgs<DateTimeSpan> e)
-        {
-            _Viewmodel.DateTimeSpanFilter = e.Data;
-            UpdateDataGridFilter();
-        }
+		private void YearMonthFilter_FilterSpanChanged(object sender, EventArgs<DateTimeSpan> e)
+		{
+			_Viewmodel.DateTimeSpanFilter = e.Data;
+			UpdateDataGridFilter();
+		}
 
-        private void btn_details_Click(object sender, RoutedEventArgs e)
-        {
-            var vm = this.datagrid_gkvAbrechnungen.GetCurrentValue<GkvAbrechnungVM>();
+		private void btn_details_Click(object sender, RoutedEventArgs e)
+		{
+			var vm = this.datagrid_gkvAbrechnungen.GetCurrentValue<GkvAbrechnungVM>();
 
-            var window = BeWoWindowBuilder.GetGkvAbrechnungDetailWindow(vm);
+			var window = BeWoWindowBuilder.GetGkvAbrechnungDetailWindow(vm);
 
-            window.Closing += Detail_Window_Closing;
+			window.Closing += Detail_Window_Closing;
 
-            window.ShowDialog();
-        }
+			window.ShowDialog();
+		}
 
-        private void Detail_Window_Closing(object sender, System.ComponentModel.CancelEventArgs e)
-        {
-            var bewo_window = sender as BeWoWindow;
-            var detail_control = bewo_window.GroupBoxContent as GkvAbrechnungDetailControl;
+		private void Detail_Window_Closing(object sender, System.ComponentModel.CancelEventArgs e)
+		{
+			var bewo_window = sender as BeWoWindow;
+			var detail_control = bewo_window.GroupBoxContent as GkvAbrechnungDetailControl;
 
-            var vm = detail_control.DataContext as GkvAbrechnungVM;
+			var vm = detail_control.DataContext as GkvAbrechnungLightVM;
 
-            vm.CheckAllInvoiceBases();
+			vm.CheckAllInvoiceBases();
 
-            var checkbox_checked = detail_control.Checkbox_Bezahlt.IsChecked;
-            var textbox_text = detail_control.txt_Notice.Text;
+			var checkbox_checked = detail_control.Checkbox_Bezahlt.IsChecked;
+			var textbox_text = detail_control.txt_Notice.Text;
 
-            vm.Notice = textbox_text;
+			vm.Notice = textbox_text;
 
-            if (vm.IsDirty)
-            {
-                var dc_in = vm.CommitToDataContract();
+			if (vm.IsDirty)
+			{
+				var dc_in = vm.CommitToDataContract();
 
-                ServiceFacade.DoGkvAccountingServiceAsync(x => x.UpdateGkvAbrechnung(dc_in), dc_out =>
-                {
-                    Dispatcher.Invoke(() => {
-                        vm.UpdateByDataContract(dc_out);
-                    });
-                }, false);
-            }
-        }
+				this.DoGkvAccountingServiceAsync(x => x.UpdateGkvAbrechnung(dc_in), vm.UpdateByDataContract, false);
+			}
+		}
 
-        private void btn_send_Click(object sender, RoutedEventArgs e)
-        {
-            var vm = datagrid_gkvAbrechnungen.GetCurrentValue<GkvAbrechnungVM>();
+		private void btn_send_Click(object sender, RoutedEventArgs e)
+		{
+			var vm = datagrid_gkvAbrechnungen.GetCurrentValue<GkvAbrechnungLightVM>();
 
-            var state = vm.GetState();
+			var state = vm.GetState();
 
-            string text = "Sind Sie sicher, dass Sie die gewählte GKV-Abrechnung senden möchten?";
+			string text = "Sind Sie sicher, dass Sie die gewählte GKV-Abrechnung senden möchten?";
 
-            if (state == GkvState.ErrorSoft)
-                text = "Die gewählte GKV-Abrechnung wurde nicht erfolgreich an die Krankenkasse übertragen. Möchten Sie sie erneut senden?";
-            
-            if (MessageBox.Show(text, "GKV-Abrechnung senden", MessageBoxButton.YesNo, MessageBoxImage.Warning) == MessageBoxResult.Yes)
-            {
-                vm.SendGkvAbrechnung();
-            }
-        }
-        private void btn_delete_Click(object sender, RoutedEventArgs e)
-        {
-            var vm = datagrid_gkvAbrechnungen.GetCurrentValue<GkvAbrechnungVM>();
+			if (state == GkvState.ErrorSoft)
+				text = "Die gewählte GKV-Abrechnung wurde nicht erfolgreich an die Krankenkasse übertragen. Möchten Sie sie erneut senden?";
 
-            if (MessageBox.Show("Sind Sie sicher, dass Sie die gewählte GKV-Abrechnung löschen möchten?", "GKV-Abrechnung löschen", MessageBoxButton.YesNo, MessageBoxImage.Warning) == MessageBoxResult.Yes)
-            {
-                _Viewmodel.VMList.Remove(vm);
+			if (MessageBox.Show(text, "GKV-Abrechnung senden", MessageBoxButton.YesNo, MessageBoxImage.Warning) != MessageBoxResult.Yes)
+				return;
 
-                ServiceFacade.DoGkvAccountingServiceAsync(s => s.DeleteGkvAbrechnung(vm.CommitToDataContract()));
-            }
-        }
-        private void NewButton_OnClick(object sender, RoutedEventArgs e)
-        {
-            GkvAbrechnungDC gkvAbrechnungDC = new GkvAbrechnungDC();
+			var req = new GkvAbrechnungSendRequestDC();
+			req.GkvAbrechnungOid = vm.Oid;
 
-            var start = DateTime.Today.AddMonths(-1);
-            var first = new DateTime(start.Year, start.Month, 1);
-            var last = first.AddMonths(1).AddDays(-1);
+			this.DoGkvAccountingServiceAsync(s => s.SendNewGkvAbrechnung(req), vm.UpdateBySendResponse);
+		}
+		private void btn_delete_Click(object sender, RoutedEventArgs e)
+		{
+			var vm = datagrid_gkvAbrechnungen.GetCurrentValue<GkvAbrechnungLightVM>();
 
-            gkvAbrechnungDC.AbrechnungsZeitraumStart = first;
-            gkvAbrechnungDC.AbrechnungsZeitraumEnde = last;
+			if (MessageBox.Show("Sind Sie sicher, dass Sie die gewählte GKV-Abrechnung löschen möchten?", "GKV-Abrechnung löschen", MessageBoxButton.YesNo, MessageBoxImage.Warning) == MessageBoxResult.Yes)
+			{
+				this.DoGkvAccountingServiceAsync(s => s.DeleteGkvAbrechnung(vm.Oid, vm.Version), () => _Viewmodel.VMList.Remove(vm));
+			}
+		}
+		private void NewButton_OnClick(object sender, RoutedEventArgs e)
+		{
+			GkvAbrechnungDC gkvAbrechnungDC = new GkvAbrechnungDC();
 
-            GkvAbrechnungVM gkvAbrechnungVM = new GkvAbrechnungVM(gkvAbrechnungDC);
-            _NewGkvAbrechnungPopUpView.Clear();
-            _NewGkvAbrechnungPopUpView.ViewModel = gkvAbrechnungVM;
-            this.MainControl.ShowControlAsModalPopup(this._NewGkvAbrechnungPopUpView);
-        }
-        private void ReloadButton_OnClick(object sender, RoutedEventArgs e)
-        {
-            RefreshGkvAbrechnungenList();
-        }
+			var start = DateTime.Today.AddMonths(-1);
+			var first = new DateTime(start.Year, start.Month, 1);
+			var last = first.AddMonths(1).AddDays(-1);
 
-        private void gridView_Loaded(object sender, RoutedEventArgs e)
-        {
-            this.gridView.BestFitColumns();
-        }
-        private void gridView_ShownEditor(object sender, EditorEventArgs e)
-        {
-            if (e.Editor is CheckEdit)
-            {
-                var ed = (CheckEdit)e.Editor;
-                ed.Tag = e.Row;
-            }
-            else if (int.TryParse(datagrid_gkvAbrechnungen.CurrentColumn.Tag?.ToString(), out int tag) && gridView.ActiveEditor is TextEdit)
-            {
-                ((TextEdit)gridView.ActiveEditor).SetPropertyValue("MaxLength", tag);
-            }
-        }
-        private void gridView_CellValueChanging(object sender, CellValueChangedEventArgs e)
-        {
-            if (e.Column is null)
-                return;
+			gkvAbrechnungDC.AbrechnungsZeitraumStart = first;
+			gkvAbrechnungDC.AbrechnungsZeitraumEnde = last;
 
-            if (e.Column.FieldName == nameof(GkvAbrechnungVM.Bezahlt))
-            {
-                if (e.Value is bool b && e.Row is GkvAbrechnungVM vm)
-                {
-                    SaveBezahltChange(vm, b);
-                }
-            } 
-            else if (e.Column.FieldName == nameof(GkvAbrechnungVM.UrbelegeGesendet))
-            {
-                if (e.Value is bool b && e.Row is GkvAbrechnungVM vm)
-                {
-                    SaveUrbelegeGesendetChange(vm, b);
-                }
-            }
-        }
-        private void TableView_OnCustomRowAppearance(object sender, CustomRowAppearanceEventArgs e)
-        {
-            if (e.Property != null && e.Property.Name == "Background")
-            {
-                var gkvAbrechnungVM = datagrid_gkvAbrechnungen.GetRow(e.RowHandle) as GkvAbrechnungVM;
+			GkvAbrechnungVM gkvAbrechnungVM = new GkvAbrechnungVM(gkvAbrechnungDC);
+			_NewGkvAbrechnungPopUpView.Clear();
+			_NewGkvAbrechnungPopUpView.ViewModel = gkvAbrechnungVM;
+			this.MainControl.ShowControlAsModalPopup(this._NewGkvAbrechnungPopUpView);
+		}
+		private void ReloadButton_OnClick(object sender, RoutedEventArgs e)
+		{
+			RefreshGkvAbrechnungenList();
+		}
 
-                if (gkvAbrechnungVM is null)
-                    return;
+		private void gridView_Loaded(object sender, RoutedEventArgs e)
+		{
+			this.gridView.BestFitColumns();
+		}
+		private void gridView_ShownEditor(object sender, EditorEventArgs e)
+		{
+			if (e.Editor is CheckEdit)
+			{
+				var ed = (CheckEdit)e.Editor;
+				ed.Tag = e.Row;
+			}
+			else if (int.TryParse(datagrid_gkvAbrechnungen.CurrentColumn.Tag?.ToString(), out int tag) && gridView.ActiveEditor is TextEdit)
+			{
+				((TextEdit)gridView.ActiveEditor).SetPropertyValue("MaxLength", tag);
+			}
+		}
+		private void gridView_CellValueChanging(object sender, CellValueChangedEventArgs e)
+		{
+			if (e.Column is null)
+				return;
 
-                if (gkvAbrechnungVM.GkvState == GkvState.WaitingForKrankenkasseTooLong && BeWoApp.Mandator.ColorWaitTooLong is string colorWaiting)
-                {
-                    e.Result = ColorExtensions.ParseSolidColorBrush(colorWaiting);
-                    e.Handled = true;
-                }
-                else if (gkvAbrechnungVM.GkvState == GkvState.WaitingForUrbelege && BeWoApp.Mandator.ColorSendUrbelege is string colorSend)
-                {
-                    e.Result = ColorExtensions.ParseSolidColorBrush(colorSend);
-                    e.Handled = true;
-                }
-            }
-        }
+			if (e.Column.FieldName == nameof(GkvAbrechnungLightVM.Bezahlt))
+			{
+				if (e.Value is bool b && e.Row is GkvAbrechnungLightVM vm)
+				{
+					SaveBezahltChange(vm, b);
+				}
+			}
+			else if (e.Column.FieldName == nameof(GkvAbrechnungLightVM.UrbelegeGesendet))
+			{
+				if (e.Value is bool b && e.Row is GkvAbrechnungLightVM vm)
+				{
+					SaveUrbelegeGesendetChange(vm, b);
+				}
+			}
+		}
+		private void TableView_OnCustomRowAppearance(object sender, CustomRowAppearanceEventArgs e)
+		{
+			if (e.Property != null && e.Property.Name == "Background")
+			{
+				var gkvAbrechnungVM = datagrid_gkvAbrechnungen.GetRow(e.RowHandle) as GkvAbrechnungLightVM;
 
-        private void radioFilterByInvoiceDate_Click(object sender, RoutedEventArgs e)
-        {
-            UpdateDataGridFilter();
-        }
+				if (gkvAbrechnungVM is null)
+					return;
 
-        private void SaveBezahltChange(GkvAbrechnungVM vm, bool b)
-        {
-            var dc_in = vm.CommitToDataContract();
+				if (gkvAbrechnungVM.GkvState == GkvState.WaitingForKrankenkasseTooLong && BeWoApp.Mandator.ColorWaitTooLong is string colorWaiting)
+				{
+					e.Result = ColorExtensions.ParseSolidColorBrush(colorWaiting);
+					e.Handled = true;
+				}
+				else if (gkvAbrechnungVM.GkvState == GkvState.WaitingForUrbelege && BeWoApp.Mandator.ColorSendUrbelege is string colorSend)
+				{
+					e.Result = ColorExtensions.ParseSolidColorBrush(colorSend);
+					e.Handled = true;
+				}
+			}
+		}
 
-            dc_in.Bezahlt = b;
+		private void radioFilterByInvoiceDate_Click(object sender, RoutedEventArgs e)
+		{
+			UpdateDataGridFilter();
+		}
 
-            ServiceFacade.DoGkvAccountingServiceAsync(x => x.UpdateGkvAbrechnung(dc_in), dc_out =>
-            {
-                Dispatcher.Invoke(() => {
-                    vm.UpdateByDataContract(dc_out);
-                });
-            }, false);
-        }
+		private void SaveBezahltChange(GkvAbrechnungLightVM vm, bool b)
+		{
+			var dc_in = vm.CommitToDataContract();
 
-        private void SaveUrbelegeGesendetChange(GkvAbrechnungVM vm, bool b)
-        {
-            var dc_in = vm.CommitToDataContract();
+			dc_in.Bezahlt = b;
 
-            dc_in.UrbelegeGesendet = b;
+			this.DoGkvAccountingServiceAsync(x => x.UpdateGkvAbrechnung(dc_in), vm.UpdateByDataContract, false);
+		}
 
-            ServiceFacade.DoGkvAccountingServiceAsync(x => x.UpdateGkvAbrechnung(dc_in), dc_out =>
-            {
-                Dispatcher.Invoke(() => {
-                    vm.UpdateByDataContract(dc_out);
-                });
-            }, false);
-        }
+		private void SaveUrbelegeGesendetChange(GkvAbrechnungLightVM vm, bool b)
+		{
+			var dc_in = vm.CommitToDataContract();
 
-        private void SaveNoticeChange(GkvAbrechnungVM vm, string notice)
-        {
-            var dc_in = vm.CommitToDataContract();
+			dc_in.UrbelegeGesendet = b;
 
-            ServiceFacade.DoGkvAccountingServiceAsync(x => x.UpdateGkvAbrechnung(dc_in), dc_out =>
-            {
-                Dispatcher.Invoke(() => {
-                    vm.UpdateByDataContract(dc_out);
-                });
-            }, false);
-        }
+			this.DoGkvAccountingServiceAsync(x => x.UpdateGkvAbrechnung(dc_in), vm.UpdateByDataContract, false);
+		}
 
-        private void gridView_CellValueChanged_1(object sender, CellValueChangedEventArgs e)
-        {
-            if (e.Column != null && e.Column.FieldName == "Notice")
-            {
-                if (e.Value is string s && e.Row is GkvAbrechnungVM vm)
-                {
-                    SaveNoticeChange(vm, s);
-                }
-            }
-        }
+		private void SaveNoticeChange(GkvAbrechnungLightVM vm, string notice)
+		{
+			var dc_in = vm.CommitToDataContract();
+
+			this.DoGkvAccountingServiceAsync(x => x.UpdateGkvAbrechnung(dc_in), vm.UpdateByDataContract, false);
+		}
+
+		private void gridView_CellValueChanged_1(object sender, CellValueChangedEventArgs e)
+		{
+			if (e.Column != null && e.Column.FieldName == "Notice")
+			{
+				if (e.Value is string s && e.Row is GkvAbrechnungLightVM vm)
+				{
+					SaveNoticeChange(vm, s);
+				}
+			}
+		}
 
 		private void BeWoView_Loaded(object sender, RoutedEventArgs e)
 		{
-            _Viewmodel.FirePropertyChangedItself();
+			_Viewmodel.FirePropertyChangedItself();
 
-            if (_NewGkvAbrechnungPopUpView.PopupObjectList is object)
-                _NewGkvAbrechnungPopUpView.PopupObjectList = null;
+			if (_NewGkvAbrechnungPopUpView.PopupObjectList is object)
+				_NewGkvAbrechnungPopUpView.PopupObjectList = null;
 
-            RefreshGkvAbrechnungenList();
-        }
+			RefreshGkvAbrechnungenList();
+		}
 
-        private void Hyperlink_OnRequestNavigate(object sender, RequestNavigateEventArgs e)
-        {
-            var vm = datagrid_gkvAbrechnungen.GetCurrentValue<GkvAbrechnungVM>();
+		private void Hyperlink_OnRequestNavigate(object sender, RequestNavigateEventArgs e)
+		{
+			var vm = datagrid_gkvAbrechnungen.GetCurrentValue<GkvAbrechnungLightVM>();
 
-            string what2send = "unterschriebene Leistungsnachweise";
+			string what2send = "unterschriebene Leistungsnachweise";
 
-            if (vm.Verfahrensstufe != GkvVerfahrensstufe.Echt)
-                what2send += " und Rechnungen";
+			if (vm.Verfahrensstufe != GkvVerfahrensstufe.Echt)
+				what2send += " und Rechnungen";
 
-            BeWoApp.ShowInfoMessage($"Begleitzettel bitte inklusive der enthaltenen Urbelege ({what2send}) ausdrucken, " +
-                $"Anzahl der Urbelege noch eintragen und alles zusammen versenden.");
+			BeWoApp.ShowInfoMessage($"Begleitzettel bitte inklusive der enthaltenen Urbelege ({what2send}) ausdrucken, " +
+				$"Anzahl der Urbelege noch eintragen und alles zusammen versenden.");
 
-            BeWoUtils.NavigateToReportUri(vm.ReportLink, "Druckvorschau");
-        }
+			BeWoUtils.NavigateToReportUri(vm.ReportLink, "Druckvorschau");
+		}
 
 		private void Hyperlink_OnRequestNavigate2(object sender, RequestNavigateEventArgs e)
 		{
-            var vm = datagrid_gkvAbrechnungen.GetCurrentValue<GkvAbrechnungVM>();
+			var vm = datagrid_gkvAbrechnungen.GetCurrentValue<GkvAbrechnungLightVM>();
 
-            string what2send = "Leistungsnachweise";
+			string what2send = "Leistungsnachweise";
 
-            if (vm.Verfahrensstufe != GkvVerfahrensstufe.Echt)
-                what2send += " und Rechnungen";
+			if (vm.Verfahrensstufe != GkvVerfahrensstufe.Echt)
+				what2send += " und Rechnungen";
 
-            BeWoApp.ShowInfoMessage($"Begleitzettel bitte inklusive der enthaltenen Urbelege ({what2send}) ausdrucken, " +
-                $"Anzahl der Urbelege noch eintragen und alles zusammen versenden.");
+			BeWoApp.ShowInfoMessage($"Begleitzettel bitte inklusive der enthaltenen Urbelege ({what2send}) ausdrucken, " +
+				$"Anzahl der Urbelege noch eintragen und alles zusammen versenden.");
 
-            BeWoUtils.NavigateToReportUri(vm.ReportLink2, "Druckvorschau");
-        }
+			BeWoUtils.NavigateToReportUri(vm.ReportLink2, "Druckvorschau");
+		}
 	}
 }
\ No newline at end of file
diff --git a/BeWo/ViewModel/GkvAbrechnungVM.cs b/BeWo/ViewModel/GkvAbrechnungVM.cs
index 060a417d6..c39fc6d2b 100644
--- a/BeWo/ViewModel/GkvAbrechnungVM.cs
+++ b/BeWo/ViewModel/GkvAbrechnungVM.cs
@@ -50,21 +50,12 @@ namespace BeWo.ViewModel
 		private BindingList<InvoiceBaseVM> _InvoiceBases;
 		private OrganisationDC _Organisation;
 
-		private List<GkvTransferProtokollDC> _TransferProtokolle;
+		private List<GkvTransferProtokollDC> _Protokolle;
 
-		public GkvAbrechnungVM(GkvAbrechnungDC pDC) : base(pDC, !pDC.GkvAbrechnungOid.HasValue)
+		public GkvAbrechnungVM(GkvAbrechnungDC pDC) : base(pDC, !pDC.Oid.HasValue)
 		{
 			_InvoiceBases = new BindingList<InvoiceBaseVM>();
-
-			CheckAllInvoiceBasesCommand = new DelegateCommand(CheckAllInvoiceBases, HasAnyInvoiceBases);
-			UncheckAllInvoiceBasesCommand = new DelegateCommand(UncheckAllInvoicesBases, HasAnyInvoiceBases);
-			PrintSelectedInvoiceBasesCommand = new DelegateCommand(PrintSelectedInvoiceBases, HasAnySelectedInvoiceBases);
 		}
-
-		public DelegateCommand CheckAllInvoiceBasesCommand { get; set; }
-		public DelegateCommand UncheckAllInvoiceBasesCommand { get; set; }
-		public DelegateCommand PrintSelectedInvoiceBasesCommand { get; set; }
-
 		#region
 
 		public string AbrechnungsZeitraum => $"{AbrechnungsZeitraumStart.Value.ToShortDateString()} - {AbrechnungsZeitraumEnde.Value.ToShortDateString()}";
@@ -126,7 +117,7 @@ namespace BeWo.ViewModel
 				if (this.AreDifferent(this._GkvAbrechnungOid, value))
 				{
 					this._GkvAbrechnungOid = value;
-					this.StoreDirtyInformation(this.AreDifferent(this.DataContract.GkvAbrechnungOid, value), nameof(GkvAbrechnungOid));
+					this.StoreDirtyInformation(this.AreDifferent(this.DataContract.Oid, value), nameof(GkvAbrechnungOid));
 					this.FirePropertyChanged(nameof(GkvAbrechnungOid));
 				}
 			}
@@ -140,7 +131,7 @@ namespace BeWo.ViewModel
 				if (this.AreDifferent(this._GkvAbrechnungVersion, value))
 				{
 					this._GkvAbrechnungVersion = value;
-					this.StoreDirtyInformation(this.AreDifferent(this.DataContract.GkvAbrechnungVersion, value), nameof(GkvAbrechnungVersion));
+					this.StoreDirtyInformation(this.AreDifferent(this.DataContract.Version, value), nameof(GkvAbrechnungVersion));
 					this.FirePropertyChanged(nameof(GkvAbrechnungVersion));
 				}
 			}
@@ -233,13 +224,13 @@ namespace BeWo.ViewModel
 			get { return _InvoiceBases; }
 			set { _InvoiceBases = value; }
 		}
-		public List<GkvTransferProtokollDC> TransferProtokolle
+		public List<GkvTransferProtokollDC> Protokolle
 		{
-			get { return _TransferProtokolle; }
+			get { return _Protokolle; }
 			set
 			{
-				_TransferProtokolle = value;
-				FirePropertyChanged(nameof(TransferProtokolle));
+				_Protokolle = value;
+				FirePropertyChanged(nameof(Protokolle));
 				FirePropertyChanged(nameof(GkvState));
 				FirePropertyChanged(nameof(Fehlermeldung));
 				FirePropertyChanged(nameof(LastTransferDateTime));
@@ -287,7 +278,6 @@ namespace BeWo.ViewModel
 			}
 		}
 		#endregion
-		public IGkvTransferProtokoll LastTransferProtokoll => TransferProtokolle?.LastOrDefault();
 
 		public string RecipientString
 		{
@@ -352,17 +342,20 @@ namespace BeWo.ViewModel
 			}
 		}
 
+		public IEnumerable<IGkvTransferProtokoll> TransferProtokolle => Protokolle;
+		public IGkvTransferProtokoll LastTransferProtokoll => Protokolle?.LastOrDefault();
+
 		public bool IsFormularEnabled => LastTransferProtokoll is object ;
 		public bool IsUrbelegeEditEnabled => LastTransferProtokoll is object;
 		public bool IsBezahltEditEnabled => UrbelegeGesendet;
 
 		public GkvAbrechnungReportRequest ReportRequest 
-			=> new GkvAbrechnungReportRequest(DataContract.GkvAbrechnungOid.Value, false);
+			=> new GkvAbrechnungReportRequest(DataContract.Oid.Value, false);
 		public string ReportLink 
 			=> BeWoApp.SiteOfOrigin + "/ReportView.aspx" + ReportRequest.GetUrlPathString();
 
 		public GkvAbrechnungReportRequest ReportRequest2
-			=> new GkvAbrechnungReportRequest(DataContract.GkvAbrechnungOid.Value, true);
+			=> new GkvAbrechnungReportRequest(DataContract.Oid.Value, true);
 		public string ReportLink2
 			=> BeWoApp.SiteOfOrigin + "/ReportView.aspx" + ReportRequest2.GetUrlPathString();
 
@@ -373,7 +366,7 @@ namespace BeWo.ViewModel
 
 		public void UpdateByDataContract(GkvAbrechnungDC pDataContract)
 		{
-			GkvAbrechnungVersion = pDataContract.GkvAbrechnungVersion;
+			GkvAbrechnungVersion = pDataContract.Version;
 
 			Notice = pDataContract.Notice;
 
@@ -393,8 +386,8 @@ namespace BeWo.ViewModel
 
 			_ErstelltAm = pDataContract.ErstelltAm;
 
-			_GkvAbrechnungOid = pDataContract.GkvAbrechnungOid;
-			_GkvAbrechnungVersion = pDataContract.GkvAbrechnungVersion;
+			_GkvAbrechnungOid = pDataContract.Oid;
+			_GkvAbrechnungVersion = pDataContract.Version;
 
 			_Notice = pDataContract.Notice;
 
@@ -411,7 +404,7 @@ namespace BeWo.ViewModel
 
 			if (pDataContract.TransferProtokolle != null)
 			{
-				_TransferProtokolle = new List<GkvTransferProtokollDC>(pDataContract.TransferProtokolle);
+				_Protokolle = new List<GkvTransferProtokollDC>(pDataContract.Protokolle);
 			}
 
 			_Organisation = pDataContract.Organisation;
@@ -426,8 +419,8 @@ namespace BeWo.ViewModel
 
 			pDataContract.ErstelltAm = _ErstelltAm;
 
-			pDataContract.GkvAbrechnungOid = _GkvAbrechnungOid;
-			pDataContract.GkvAbrechnungVersion = _GkvAbrechnungVersion;
+			pDataContract.Oid = _GkvAbrechnungOid;
+			pDataContract.Version = _GkvAbrechnungVersion;
 
 			pDataContract.Notice = _Notice;
 			pDataContract.Betrag = _Betrag;
@@ -441,97 +434,9 @@ namespace BeWo.ViewModel
 				pDataContract.InvoiceBases = _InvoiceBases2.Where(x => x.IsChecked).Select(vm => vm.CommitToDataContract()).ToList();
 
 			pDataContract.Organisation = _Organisation;
-			pDataContract.TransferProtokolle = _TransferProtokolle?.ToList();
+			pDataContract.Protokolle = _Protokolle?.ToList();
 
 			return pDataContract;
 		}
-
-		public void SendGkvAbrechnung()
-		{
-			var req = new GkvAbrechnungSendRequestDC();
-
-			req.GkvAbrechnungOid = GkvAbrechnungOid.Value;
-
-			ServiceFacade.DoGkvAccountingServiceAsync(s => s.SendNewGkvAbrechnung(req),
-				 cb => Application.Current.Dispatch(() => UpdateBySendResponse(cb)), true);
-		}
-		public void UpdateBySendResponse(GkvAbrechnungSendResponseDC cb)
-		{
-			var dc = cb.GkvAbrechnungDC;
-
-			if (dc is null)
-			{
-				MessageBox.Show(Application.Current.MainWindow, cb.Message);
-				return;
-			}
-
-			GkvAbrechnungVersion = dc.GkvAbrechnungVersion;
-			TransferProtokolle = dc.TransferProtokolle.ToList();
-
-			IsReady2Send = dc.IsReady2Send;
-			SendTooltip = dc.SendTooltip;
-
-			var protokoll = cb.TransferProtokoll;
-
-			if (protokoll.ResultType == GkvTransferResultType.FailSoft)
-			{
-				MessageBox.Show(Application.Current.MainWindow, protokoll.Fehlernachricht, protokoll.Fehlertitel);
-			}
-			else if (protokoll.ResultType == GkvTransferResultType.FailFatal)
-			{
-				BeWoApp.ShowError(protokoll.Fehlertitel + ": " + protokoll.Fehlernachricht, null, false, false);
-			}
-			else
-			{
-				MessageBox.Show(Application.Current.MainWindow, "Ihre Sendung wurde korrekt übertragen");
-			}
-		}
-
-		public bool HasAnyInvoiceBases()
-		{
-			return InvoiceBases2 is object && InvoiceBases2.Any();
-		}
-
-		public void CheckAllInvoiceBases()
-		{
-			if (!HasAnyInvoiceBases())
-				return;
-
-			foreach (var invoice_base in InvoiceBases2)
-			{
-				invoice_base.IsChecked = true;
-			}
-		}
-
-		internal void UncheckAllInvoicesBases()
-		{
-			if (!HasAnyInvoiceBases())
-				return;
-
-			foreach (var invoice_base in InvoiceBases2)
-			{
-				invoice_base.IsChecked = false;
-			}
-		}
-
-		public bool HasAnySelectedInvoiceBases()
-		{
-			return HasAnyInvoiceBases() && getSelectedInvoiceBases().Any();
-		}
-
-		internal void PrintSelectedInvoiceBases()
-		{
-			var selected = new List<long>(getSelectedInvoiceBases());
-
-			if (!selected.Any())
-				return;
-
-			ServiceFacade.DoReportServiceAsync(s => s.CreateInvoiceListReport(selected), ms => BeWoApp.MainControl.Dispatch(() => BeWoUtils.ShowReportWindow(ms, "Rechnungen")));
-		}
-
-		private IEnumerable<long> getSelectedInvoiceBases()
-		{
-			return InvoiceBases2.Where(x => x.IsChecked).Select(x => x.DataContract.InvoiceBaseOid.Value);
-		}
 	}
 }
\ No newline at end of file
diff --git a/BeWo/ViewModel/Light/GkvAbrechnungLightVM.cs b/BeWo/ViewModel/Light/GkvAbrechnungLightVM.cs
new file mode 100644
index 000000000..137028467
--- /dev/null
+++ b/BeWo/ViewModel/Light/GkvAbrechnungLightVM.cs
@@ -0,0 +1,521 @@
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Linq;
+using System.Windows;
+using System.Windows.Threading;
+using BeWo.Core;
+using BeWo.ServiceProxy;
+using BeWo.Validation;
+using BS.Shared;
+using BS.Shared.Core;
+using BS.Shared.DataContracts;
+using BS.Shared.DataContracts.Compact;
+using BS.Shared.DataContracts.GkvAbrechnung;
+using BS.Shared.DataContracts.Light;
+using BS.Shared.Extensions;
+using BS.Shared.Interface;
+using BS.Shared.ReportRequests;
+using DevExpress.Mvvm;
+using DevExpress.Xpf.Core;
+
+namespace BeWo.ViewModel.Light
+{
+	public class GkvAbrechnungLightVM : AbstractDCMapperVM<GkvAbrechnungLightDC>, IGkvAbrechnung
+	{
+		public static string PropertyName_AbrechnungsZeitraumStart = "AbrechnungsZeitraumStart";
+		public static string PropertyName_AbrechnungsZeitraumEnde = "AbrechnungsZeitraumEnde";
+
+		public static string PropertyName_ErstelltAm = "ErstelltAm";
+
+		private long _Oid;
+		private long _Version;
+		private string _Notice;
+
+		private long _OrganisationOid;
+		private string _OrganisationName;
+
+		private DateTime? _AbrechnungsZeitraumStart;
+		private DateTime? _AbrechnungsZeitraumEnde;
+
+		private DateTime _ErstelltAm;
+
+		private decimal _Betrag;
+		private bool _Bezahlt;
+		private bool _UrbelegeGesendet;
+		private GkvVerfahrensstufe _Verfahrensstufe;
+
+		internal bool _IsChecked;
+
+		private bool _IsReady2Send;
+		private string _SendTooltip;
+
+		private List<GkvTransferProtokollLightDC> _Protokolle;
+
+		public GkvAbrechnungLightVM(GkvAbrechnungLightDC pDC) : base(pDC, false)
+		{
+			InvoiceBases = new BindingList<InvoiceBaseLightVM>();
+
+			CheckAllInvoiceBasesCommand = new DelegateCommand(CheckAllInvoiceBases, HasAnyInvoiceBases);
+			UncheckAllInvoiceBasesCommand = new DelegateCommand(UncheckAllInvoicesBases, HasAnyInvoiceBases);
+			PrintSelectedInvoiceBasesCommand = new DelegateCommand(PrintSelectedInvoiceBases, HasAnySelectedInvoiceBases);
+		}
+
+		public DelegateCommand CheckAllInvoiceBasesCommand { get; set; }
+		public DelegateCommand UncheckAllInvoiceBasesCommand { get; set; }
+		public DelegateCommand PrintSelectedInvoiceBasesCommand { get; set; }
+
+		#region
+
+		public string AbrechnungsZeitraum => $"{AbrechnungsZeitraumStart.Value.ToShortDateString()} - {AbrechnungsZeitraumEnde.Value.ToShortDateString()}";
+
+		public DateTime? AbrechnungsZeitraumStart
+		{
+			get { return this._AbrechnungsZeitraumStart; }
+
+			set
+			{
+				if (this.AreDifferent(this._AbrechnungsZeitraumStart, value))
+				{
+					this._AbrechnungsZeitraumStart = value;
+					this.StoreDirtyInformation(this.AreDifferent(this.DataContract.AbrechnungsZeitraumStart, value), PropertyName_AbrechnungsZeitraumStart);
+					this.FirePropertyChanged(PropertyName_AbrechnungsZeitraumStart);
+
+					// RE893748923
+					// var day = value.Value.Day;
+					// AbrechnungsZeitraumEnde = value.Value.AddDays(1 - day).AddMonths(1).AddDays(-1);
+				}
+			}
+		}
+		public DateTime? AbrechnungsZeitraumEnde
+		{
+			get { return this._AbrechnungsZeitraumEnde; }
+
+			set
+			{
+				if (this.AreDifferent(this._AbrechnungsZeitraumEnde, value))
+				{
+					this._AbrechnungsZeitraumEnde = value;
+					this.StoreDirtyInformation(this.AreDifferent(this.DataContract.AbrechnungsZeitraumEnde, value), PropertyName_AbrechnungsZeitraumEnde);
+					this.FirePropertyChanged(PropertyName_AbrechnungsZeitraumEnde);
+				}
+			}
+		}
+		public DateTime ErstelltAm
+		{
+			get { return this._ErstelltAm; }
+
+			set
+			{
+				if (AreDifferent(_ErstelltAm, value))
+				{
+					_ErstelltAm = value;
+					StoreDirtyInformation(AreDifferent(DataContract.ErstelltAm, value), nameof(ErstelltAm));
+					FirePropertyChanged(nameof(ErstelltAm));
+					FirePropertyChanged(nameof(ErstelltAmDate));
+				}
+			}
+		}
+		public DateTime ErstelltAmDate => ErstelltAm.Date;
+		public long Oid
+		{
+			get { return this._Oid; }
+
+			set
+			{
+				if (this.AreDifferent(this._Oid, value))
+				{
+					this._Oid = value;
+					this.StoreDirtyInformation(this.AreDifferent(this.DataContract.Oid, value), nameof(Oid));
+					this.FirePropertyChanged(nameof(Oid));
+				}
+			}
+		}
+		public long Version
+		{
+			get { return this._Oid; }
+
+			set
+			{
+				if (this.AreDifferent(this._Version, value))
+				{
+					this._Version = value;
+					this.StoreDirtyInformation(this.AreDifferent(this.DataContract.Version, value), nameof(Version));
+					this.FirePropertyChanged(nameof(Version));
+				}
+			}
+		}
+		public string Notice
+		{
+			get { return this._Notice; }
+
+			set
+			{
+				if (this.AreDifferent(this._Notice, value))
+				{
+					this._Notice = value;
+					this.StoreDirtyInformation(this.AreDifferent(this.DataContract.Notice, value), nameof(Notice));
+					this.FirePropertyChanged(nameof(Notice));
+				}
+			}
+		}
+		public decimal Betrag
+		{
+			get { return this._Betrag; }
+
+			set
+			{
+				if (this.AreDifferent(this._Betrag, value))
+				{
+					this._Betrag = value;
+					this.StoreDirtyInformation(this.AreDifferent(this.DataContract.Betrag, value), nameof(Betrag));
+					this.FirePropertyChanged(nameof(Betrag));
+				}
+			}
+		}
+		public bool Bezahlt
+		{
+			get { return _Bezahlt; }
+
+			set
+			{
+				if (AreDifferent(this._Bezahlt, value))
+				{
+					_Bezahlt = value;
+					StoreDirtyInformation(AreDifferent(DataContract.Bezahlt, value), nameof(Bezahlt));
+					FirePropertyChanged(nameof(Bezahlt));
+					FirePropertyChanged(nameof(GkvState));
+					FirePropertyChanged(nameof(Fehlermeldung));
+				}
+			}
+		}
+		public bool UrbelegeGesendet
+		{
+			get { return _UrbelegeGesendet; }
+
+			set
+			{
+				if (!AreDifferent(_UrbelegeGesendet, value))
+					return;
+				_UrbelegeGesendet = value;
+				StoreDirtyInformation(AreDifferent(DataContract.UrbelegeGesendet, value), nameof(UrbelegeGesendet));
+				FirePropertyChanged(nameof(UrbelegeGesendet));
+				FirePropertyChanged(nameof(GkvState));
+				FirePropertyChanged(nameof(IsBezahltEditEnabled));
+			}
+		}
+		public GkvState GkvState
+		{
+			get { return this.GetState(); }
+		}
+
+		public bool IsChecked
+		{
+			get { return _IsChecked; }
+
+			set
+			{
+				if (AreDifferent(_IsChecked, value))
+				{
+					_IsChecked = value;
+					FirePropertyChanged(nameof(IsChecked));
+				}
+			}
+		}
+
+		public BindingList<InvoiceBaseLightVM> InvoiceBases { get; set; }
+
+		public List<GkvTransferProtokollLightDC> Protokolle
+		{
+			get { return _Protokolle; }
+			set
+			{
+				_Protokolle = value;
+				FirePropertyChanged(nameof(Protokolle));
+				FirePropertyChanged(nameof(GkvState));
+				FirePropertyChanged(nameof(Fehlermeldung));
+				FirePropertyChanged(nameof(LastTransferDateTime));
+			}
+		}
+		public long OrganisationOid
+		{
+			get { return _OrganisationOid; }
+
+			set
+			{
+				if (!AreDifferent(_OrganisationOid, value))
+					return;
+
+				_OrganisationOid = value;
+				StoreDirtyInformation(this.AreDifferent(this.DataContract.OrganisationOid, value), nameof(OrganisationOid));
+				FirePropertyChanged(nameof(OrganisationOid));
+			}
+		}
+		public string OrganisationName
+		{
+			get { return _OrganisationName; }
+
+			set
+			{
+				if (!AreDifferent(_OrganisationName, value))
+					return;
+
+				_OrganisationName = value;
+				StoreDirtyInformation(this.AreDifferent(this.DataContract.OrganisationName, value), nameof(OrganisationName));
+				FirePropertyChanged(nameof(OrganisationName));
+			}
+		}
+		public GkvVerfahrensstufe Verfahrensstufe
+		{
+			get { return this._Verfahrensstufe; }
+
+			set
+			{
+				if (this.AreDifferent(this._Verfahrensstufe, value))
+				{
+					this._Verfahrensstufe = value;
+					this.StoreDirtyInformation(this.AreDifferent(this.DataContract.Verfahrensstufe, value), nameof(Verfahrensstufe));
+					this.FirePropertyChanged(nameof(Verfahrensstufe));
+				}
+			}
+		}
+		public int VerfahrensstufeInt
+		{
+			get { return (int)Verfahrensstufe; }
+
+			set
+			{
+				if (!AreDifferent(this.VerfahrensstufeInt, value))
+					return;
+
+				Verfahrensstufe = (GkvVerfahrensstufe)value;
+				//FirePropertyChanged(nameof(VerfahrensstufeInt));
+			}
+		}
+		#endregion
+
+		public string RecipientString
+		{
+			get
+			{
+				if (InvoiceBases != null && InvoiceBases.Any())
+				{
+					return InvoiceBases.First().RecipientOrganisation;
+				}
+
+				return string.Empty;
+			}
+		}
+		public string Fehlermeldung
+		{
+			get
+			{
+				if (!(LastTransferProtokoll is GkvTransferProtokollDC last))
+					return null;
+
+				if (string.IsNullOrWhiteSpace(last.Fehlernachricht))
+					return null;
+
+				if (string.IsNullOrWhiteSpace(last.Fehlertitel))
+					return last.Fehlernachricht;
+
+				return $"{last.Fehlertitel}: {last.Fehlernachricht}";
+			}
+		}
+		public DateTime? LastTransferDateTime
+		{
+			get
+			{
+				if (LastTransferProtokoll is GkvTransferProtokollDC last)
+					return last.ErstelltAm?.Date;
+
+				return null;
+			}
+		}
+		public bool IsReady2Send
+		{
+			get { return _IsReady2Send; }
+			set
+			{
+				if (!AreDifferent(IsReady2Send, value))
+					return;
+
+				_IsReady2Send = value;
+				FirePropertyChanged(nameof(IsReady2Send));
+			}
+		}
+		public string SendTooltip
+		{
+			get { return _SendTooltip; }
+			set
+			{
+				if (!AreDifferent(SendTooltip, value))
+					return;
+
+				_SendTooltip = value;
+				FirePropertyChanged(nameof(SendTooltip));
+			}
+		}
+
+		public IEnumerable<IGkvTransferProtokoll> TransferProtokolle => Protokolle;
+		public IGkvTransferProtokoll LastTransferProtokoll => Protokolle?.LastOrDefault();
+
+		public bool IsFormularEnabled => LastTransferProtokoll is object ;
+		public bool IsUrbelegeEditEnabled => LastTransferProtokoll is object;
+		public bool IsBezahltEditEnabled => UrbelegeGesendet;
+
+		public GkvAbrechnungReportRequest ReportRequest 
+			=> new GkvAbrechnungReportRequest(DataContract.Oid, false);
+		public string ReportLink 
+			=> BeWoApp.SiteOfOrigin + "/ReportView.aspx" + ReportRequest.GetUrlPathString();
+
+		public GkvAbrechnungReportRequest ReportRequest2
+			=> new GkvAbrechnungReportRequest(DataContract.Oid, true);
+		public string ReportLink2
+			=> BeWoApp.SiteOfOrigin + "/ReportView.aspx" + ReportRequest2.GetUrlPathString();
+
+		public void FirePropertyIsReady2CreateChanged()
+			=> FirePropertyChanged(nameof(IsReady2Create));
+		public bool IsReady2Create
+			=> InvoiceBases?.Where(x => x.IsChecked).Any() ?? false;
+
+		public void UpdateByDataContract(GkvAbrechnungLightDC pDataContract)
+		{
+			Version = pDataContract.Version;
+
+			Notice = pDataContract.Notice;
+
+			Betrag = pDataContract.Betrag;
+			Bezahlt = pDataContract.Bezahlt;
+
+			if (pDataContract.InvoiceBases != null)
+			{
+				var l = pDataContract.InvoiceBases.Select(x => new InvoiceBaseLightVM(x, true)).ToList();
+				InvoiceBases = new BindingList<InvoiceBaseLightVM>(l);
+			}
+		}
+		protected override void InitByDataContract(GkvAbrechnungLightDC pDataContract)
+		{
+			_AbrechnungsZeitraumStart = pDataContract.AbrechnungsZeitraumStart;
+			_AbrechnungsZeitraumEnde = pDataContract.AbrechnungsZeitraumEnde;
+
+			_ErstelltAm = pDataContract.ErstelltAm;
+
+			_Oid = pDataContract.Oid;
+			_Version = pDataContract.Version;
+
+			_Notice = pDataContract.Notice;
+
+			_Betrag = pDataContract.Betrag;
+			_Bezahlt = pDataContract.Bezahlt;
+			_UrbelegeGesendet = pDataContract.UrbelegeGesendet;
+			_Verfahrensstufe = pDataContract.Verfahrensstufe;
+
+			if (pDataContract.InvoiceBases != null)
+			{
+				var l = pDataContract.InvoiceBases.Select(x => new InvoiceBaseLightVM(x, true)).ToList();
+				InvoiceBases = new BindingList<InvoiceBaseLightVM>(l);
+			}
+
+			if (pDataContract.Protokolle != null)
+			{
+				_Protokolle = new List<GkvTransferProtokollLightDC>(pDataContract.Protokolle);
+			}
+
+			_OrganisationOid = pDataContract.OrganisationOid;
+			_OrganisationName = pDataContract.OrganisationName;
+
+			_IsReady2Send = pDataContract.IsReady2Send;
+			_SendTooltip = pDataContract.SendTooltip;
+		}
+		protected override GkvAbrechnungLightDC MapToDataContract(GkvAbrechnungLightDC pDataContract, bool doCommit)
+		{
+			pDataContract.Version = _Version;
+
+			pDataContract.Notice = _Notice;
+			pDataContract.Betrag = _Betrag;
+			pDataContract.Bezahlt = _Bezahlt;
+
+			return pDataContract;
+		}
+
+		public void UpdateBySendResponse(GkvAbrechnungSendResponseDC cb)
+		{
+			var dc = cb.GkvAbrechnungDC;
+
+			if (dc is null)
+			{
+				MessageBox.Show(Application.Current.MainWindow, cb.Message);
+				return;
+			}
+
+			Version = dc.Version;
+			Protokolle = dc.Protokolle.ToList();
+
+			IsReady2Send = dc.IsReady2Send;
+			SendTooltip = dc.SendTooltip;
+
+			var protokoll = cb.TransferProtokoll;
+
+			if (protokoll.ResultType == GkvTransferResultType.FailSoft)
+			{
+				MessageBox.Show(Application.Current.MainWindow, protokoll.Fehlernachricht, protokoll.Fehlertitel);
+			}
+			else if (protokoll.ResultType == GkvTransferResultType.FailFatal)
+			{
+				BeWoApp.ShowError(protokoll.Fehlertitel + ": " + protokoll.Fehlernachricht, null, false, false);
+			}
+			else
+			{
+				MessageBox.Show(Application.Current.MainWindow, "Ihre Sendung wurde korrekt übertragen");
+			}
+		}
+
+		public bool HasAnyInvoiceBases()
+		{
+			return InvoiceBases is object && InvoiceBases.Any();
+		}
+
+		public void CheckAllInvoiceBases()
+		{
+			if (!HasAnyInvoiceBases())
+				return;
+
+			foreach (var invoice_base in InvoiceBases)
+			{
+				invoice_base.IsChecked = true;
+			}
+		}
+
+		internal void UncheckAllInvoicesBases()
+		{
+			if (!HasAnyInvoiceBases())
+				return;
+
+			foreach (var invoice_base in InvoiceBases)
+			{
+				invoice_base.IsChecked = false;
+			}
+		}
+
+		public bool HasAnySelectedInvoiceBases()
+		{
+			return HasAnyInvoiceBases() && getSelectedInvoiceBases().Any();
+		}
+
+		internal void PrintSelectedInvoiceBases()
+		{
+			var selected = new List<long>(getSelectedInvoiceBases());
+
+			if (!selected.Any())
+				return;
+
+			ServiceFacade.DoReportServiceAsync(s => s.CreateInvoiceListReport(selected), ms => BeWoApp.MainControl.Dispatch(() => BeWoUtils.ShowReportWindow(ms, "Rechnungen")));
+		}
+
+		private IEnumerable<long> getSelectedInvoiceBases()
+		{
+			return InvoiceBases.Where(x => x.IsChecked).Select(x => x.DataContract.Oid.Value);
+		}
+	}
+}
\ No newline at end of file
diff --git a/BeWo/ViewModel/Light/InvoiceBaseLightVM.cs b/BeWo/ViewModel/Light/InvoiceBaseLightVM.cs
new file mode 100644
index 000000000..27b487a74
--- /dev/null
+++ b/BeWo/ViewModel/Light/InvoiceBaseLightVM.cs
@@ -0,0 +1,312 @@
+using BeWo.Validation;
+using BeWo.ViewModel.ListViewModel;
+using BS.Shared.DataContracts;
+using BS.Shared;
+using BS.Shared.DataContracts.Light;
+using BS.Shared.Interface;
+using BS.Shared.Translation;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using BS.Shared.Core;
+
+namespace BeWo.ViewModel.Light
+{
+	public class InvoiceBaseLightVM : AbstractDCMapperVM<InvoiceBaseLightDC>
+	{
+		private readonly Dictionary<InvoiceType, string> _TypeTranslation = new Dictionary<InvoiceType, string>
+		{
+			{
+				InvoiceType.CustomerEquity, Translator.Translate("Eigenanteil")
+			},
+			{
+				InvoiceType.General, Translator.Translate("Allgemein")
+			},
+			{
+				InvoiceType.Settlement, Translator.Translate("Spitzabrechnung")
+			},
+			{
+				InvoiceType.Service, Translator.Translate("Rechnung")
+			}
+		};
+
+		private DateTime? _AccountingPeriodEnd;
+		private DateTime? _AccountingPeriodStart;
+		private string _CustomerName = string.Empty;
+		private string _RecipientOrganisation = string.Empty;
+		private DateTime? _InvoiceDate;
+		private string _InvoiceNumber = string.Empty;
+		private string _InvoiceTypeText = string.Empty;
+		private decimal? _TotalAmount;
+		internal bool _IsPaid;
+		internal bool _IsChecked;
+		private string _Notice = string.Empty;
+
+		public InvoiceBaseLightVM(InvoiceBaseLightDC pDC, bool isChecked = false)
+			: base(pDC, false)
+		{
+			_IsChecked = isChecked;
+		}
+
+		public bool IsGkvValid { get; private set; }
+		public string IsGkvValidError { get; private set; }
+		public bool? IsAlreadyInActiveGkvAbrechnung { get; private set; }
+
+		public bool IsChecked
+		{
+			get { return _IsChecked; }
+
+			set
+			{
+				if (AreDifferent(_IsChecked, value))
+				{
+					_IsChecked = value;
+					FirePropertyChanged("IsChecked");
+				}
+			}
+		}
+
+		[Validation(ValidationRule = ValidationRules.NotNullOrStringEmpty)]
+		public DateTime? AccountingPeriodEnd
+		{
+			get { return _AccountingPeriodEnd; }
+
+			set
+			{
+				if (AreDifferent(_AccountingPeriodEnd, value))
+				{
+					_AccountingPeriodEnd = value;
+					StoreDirtyInformation(AreDifferent(DataContract.AccountingPeriodEnd, value), nameof(AccountingPeriodEnd));
+					FirePropertyChanged(nameof(AccountingPeriodEnd));
+				}
+			}
+		}
+
+		[Validation(ValidationRule = ValidationRules.NotNullOrStringEmpty)]
+		public DateTime? AccountingPeriodStart
+		{
+			get { return _AccountingPeriodStart; }
+
+			set
+			{
+				if (AreDifferent(_AccountingPeriodStart, value))
+				{
+					_AccountingPeriodStart = value;
+					StoreDirtyInformation(AreDifferent(DataContract.AccountingPeriodStart, value), nameof(AccountingPeriodStart));
+					FirePropertyChanged(nameof(AccountingPeriodStart));
+				}
+			}
+		}
+
+		public string AccountingPeriodString
+		{
+			get
+			{
+				return _AccountingPeriodEnd.HasValue && _AccountingPeriodStart.HasValue
+					? _AccountingPeriodStart.Value.ToShortDateString() + " - " + _AccountingPeriodEnd.Value.ToShortDateString()
+					: string.Empty;
+			}
+
+			set { }
+		}
+
+		public string CustomerName
+		{
+			get { return _CustomerName; }
+
+			set
+			{
+				if (AreDifferent(_CustomerName, value))
+				{
+					_CustomerName = value;
+					StoreDirtyInformation(AreDifferent(DataContract.CustomerName, value), nameof(CustomerName));
+					FirePropertyChanged(nameof(CustomerName));
+				}
+			}
+		}
+
+		[Validation(ValidationRule = ValidationRules.NotNullOrStringEmpty)]
+		public DateTime? InvoiceDate
+		{
+			get { return _InvoiceDate; }
+
+			set
+			{
+				if (AreDifferent(_InvoiceDate, value))
+				{
+					_InvoiceDate = value;
+					StoreDirtyInformation(AreDifferent(DataContract.InvoiceDate, value), nameof(InvoiceDate));
+					FirePropertyChanged(nameof(InvoiceDate));
+				}
+			}
+		}
+
+		public string InvoiceNumber
+		{
+			get { return _InvoiceNumber; }
+
+			set
+			{
+				if (AreDifferent(_InvoiceNumber, value))
+				{
+					_InvoiceNumber = value;
+					StoreDirtyInformation(AreDifferent(DataContract.InvoiceNumber, value), nameof(InvoiceNumber));
+					FirePropertyChanged(nameof(InvoiceNumber));
+				}
+			}
+		}
+
+		public string InvoiceTypeText
+		{
+			get { return _InvoiceTypeText; }
+
+			set
+			{
+				if (AreDifferent(InvoiceTypeText, value))
+				{
+					_InvoiceTypeText = value;
+					StoreDirtyInformation(AreDifferent(DataContract.InvoiceTypeText, value), nameof(InvoiceTypeText));
+					FirePropertyChanged(nameof(InvoiceTypeText));
+				}
+			}
+		}
+
+		public bool IsPaid
+		{
+			get { return _IsPaid; }
+
+			set
+			{
+				if (AreDifferent(_IsPaid, value))
+				{
+					_IsPaid = value;
+					StoreDirtyInformation(AreDifferent(DataContract.IsPaid, value), nameof(IsPaid));
+					FirePropertyChanged(nameof(IsPaid));
+				}
+			}
+		}
+
+		public string Notice
+		{
+			get { return _Notice; }
+
+			set
+			{
+				if (AreDifferent(_Notice, value))
+				{
+					_Notice = value;
+					StoreDirtyInformation(AreDifferent(DataContract.Notice, value), nameof(Notice));
+					FirePropertyChanged(nameof(Notice));
+				}
+			}
+		}
+
+		public string RecipientOrganisation
+		{
+			get { return _RecipientOrganisation; }
+
+			set
+			{
+				if (AreDifferent(_RecipientOrganisation, value))
+				{
+					_RecipientOrganisation = value;
+					StoreDirtyInformation(AreDifferent(DataContract.RecipientOrganisation, value), nameof(RecipientOrganisation));
+					FirePropertyChanged(nameof(RecipientOrganisation));
+				}
+			}
+		}
+
+		public string ReportLink
+		{
+			get
+			{
+				string url = string.Empty;
+
+				switch (DataContract.Type)
+				{
+					case InvoiceType.CustomerEquity:
+						url = BeWoApp.SiteOfOrigin + "/ReportView.aspx?ioid=" + DataContract.Oid + "&type=CustomerInvoice";
+						break;
+					case InvoiceType.General:
+						url = BeWoApp.SiteOfOrigin + "/ReportView.aspx?ioid=" + DataContract.Oid + "&type=CustomerInvoice";
+						break;
+					case InvoiceType.Settlement:
+						url = BeWoApp.SiteOfOrigin + "/ReportView.aspx?ibid=" + DataContract.Oid + "&type=" + Utils.EnumName(ReportTypes.Settlement);
+						break;
+					case InvoiceType.Service:
+						url = BeWoApp.SiteOfOrigin + "/ReportView.aspx?ibid=" + DataContract.Oid + "&type=" + Utils.EnumName(ReportTypes.ServiceInvoice);
+						break;
+					default:
+						url = string.Empty;
+						break;
+				}
+
+				return url;
+			}
+		}
+
+		public decimal? TotalAmount
+		{
+			get { return _TotalAmount; }
+
+			set
+			{
+				if (AreDifferent(_TotalAmount, value))
+				{
+					_TotalAmount = value;
+					StoreDirtyInformation(AreDifferent(DataContract.TotalAmount, value), nameof(TotalAmount));
+					FirePropertyChanged(nameof(TotalAmount));
+				}
+			}
+		}
+
+		public string TypeString
+		{
+			get
+			{
+				if (!String.IsNullOrEmpty(DataContract.InvoiceTypeText))
+				{
+					return DataContract.InvoiceTypeText;
+				}
+				return _TypeTranslation[DataContract.Type];
+			}
+		}
+
+		public String BackgroundColor
+		{
+			get; set;
+		}
+
+		protected override void InitByDataContract(InvoiceBaseLightDC pDataContract)
+		{
+			//	private DateTime? _AccountingPeriodEnd;
+			//private DateTime? _AccountingPeriodStart;
+			//private string _CustomerName = string.Empty;
+			//private string _RecipientOrganisation = string.Empty;
+			//private string InvoiceTypeText = string.Empty;
+			//private DateTime _InvoiceDate;
+			_AccountingPeriodStart = pDataContract.AccountingPeriodStart;
+			_AccountingPeriodEnd = pDataContract.AccountingPeriodEnd;
+			_CustomerName = pDataContract.CustomerName;
+			_RecipientOrganisation = pDataContract.RecipientOrganisation;
+			_IsPaid = pDataContract.IsPaid;
+			_InvoiceTypeText = pDataContract.InvoiceTypeText;
+			_InvoiceNumber = pDataContract.InvoiceNumber;
+			_InvoiceDate = pDataContract.InvoiceDate;
+			_AccountingPeriodEnd = pDataContract.AccountingPeriodEnd;
+			_AccountingPeriodStart = pDataContract.AccountingPeriodStart;
+			_Notice = pDataContract.Notice;
+			_TotalAmount = pDataContract.TotalAmount;
+		}
+
+		protected override InvoiceBaseLightDC MapToDataContract(InvoiceBaseLightDC pDataContract, bool doCommit)
+		{
+			pDataContract.IsPaid = _IsPaid;
+			pDataContract.Notice = _Notice;
+
+			return pDataContract;
+		}
+	}
+}
diff --git a/BeWo/ViewModel/ListViewModel/GkvAbrechnungListVM.cs b/BeWo/ViewModel/ListViewModel/Light/GkvAbrechnungLightListVM.cs
similarity index 75%
rename from BeWo/ViewModel/ListViewModel/GkvAbrechnungListVM.cs
rename to BeWo/ViewModel/ListViewModel/Light/GkvAbrechnungLightListVM.cs
index 082b472e5..0e603efc9 100644
--- a/BeWo/ViewModel/ListViewModel/GkvAbrechnungListVM.cs
+++ b/BeWo/ViewModel/ListViewModel/Light/GkvAbrechnungLightListVM.cs
@@ -1,60 +1,62 @@
-using System.Collections.Generic;
-using BS.Shared.Core;
-using BS.Shared.DataContracts;
-using BS.Shared.DataContracts.GkvAbrechnung;
-
-namespace BeWo.ViewModel.ListViewModel
-{
-	public class GkvAbrechnungListVM : AbstractDCListMapperVM<GkvAbrechnungDC, GkvAbrechnungVM>
-	{
-		public static string PropertyName_DateTimeSpanFilter = "DateTimeSpanFilter";
-
-		public static string PropertyName_FilterResultAmountSum = "FilterResultAmountSum";
-		public static string PropertyName_FilterResultAmountNotPaidSum = "FilterResultAmountNotPaidSum";
-
-		private DateTimeSpan _DateTimeSpanFilter;
-
-		public GkvAbrechnungListVM(List<GkvAbrechnungDC> pDCList) : base(pDCList)
-		{
-			this.VMList.ListChanged += (s, e) => this.FirePropertyChanged(PropertyName_FilterResultAmountSum);
-			this.VMList.ListChanged += (s, e) => this.FirePropertyChanged(PropertyName_FilterResultAmountNotPaidSum);
-		}
-		public GkvAbrechnungListVM() : this(null)
-		{
-
-		}
-
-		public DateTimeSpan DateTimeSpanFilter
-		{
-			get
-			{
-				return this._DateTimeSpanFilter;
-			}
-
-			set
-			{
-				if (this.AreDifferent(this._DateTimeSpanFilter, value))
-				{
-					this._DateTimeSpanFilter = value;
-					this.FirePropertyChanged(PropertyName_DateTimeSpanFilter);
-				}
-			}
-		}
-
-		internal void UpdateList(IList<GkvAbrechnungDC> dcList)
-		{
-			VMList.Clear();
-
-			if (dcList is object)
-				foreach (var dc in dcList)
-				{
-					VMList.Add(CreateVM(dc));
-				}
-
-			FirePropertyChanged(PropertyName_FilterResultAmountSum);
-			FirePropertyChanged(PropertyName_FilterResultAmountNotPaidSum);
-		}
-
-		internal void ClearList() => UpdateList(null);
-	}
+using System.Collections.Generic;
+using BeWo.ViewModel.Light;
+using BS.Shared.Core;
+using BS.Shared.DataContracts;
+using BS.Shared.DataContracts.GkvAbrechnung;
+using BS.Shared.DataContracts.Light;
+
+namespace BeWo.ViewModel.ListViewModel.Light
+{
+	public class GkvAbrechnungLightListVM : AbstractDCListMapperVM<GkvAbrechnungLightDC, GkvAbrechnungLightVM>
+	{
+		public static string PropertyName_DateTimeSpanFilter = "DateTimeSpanFilter";
+
+		public static string PropertyName_FilterResultAmountSum = "FilterResultAmountSum";
+		public static string PropertyName_FilterResultAmountNotPaidSum = "FilterResultAmountNotPaidSum";
+
+		private DateTimeSpan _DateTimeSpanFilter;
+
+		public GkvAbrechnungLightListVM(List<GkvAbrechnungLightDC> pDCList) : base(pDCList)
+		{
+			this.VMList.ListChanged += (s, e) => this.FirePropertyChanged(PropertyName_FilterResultAmountSum);
+			this.VMList.ListChanged += (s, e) => this.FirePropertyChanged(PropertyName_FilterResultAmountNotPaidSum);
+		}
+		public GkvAbrechnungLightListVM() : this(null)
+		{
+
+		}
+
+		public DateTimeSpan DateTimeSpanFilter
+		{
+			get
+			{
+				return this._DateTimeSpanFilter;
+			}
+
+			set
+			{
+				if (this.AreDifferent(this._DateTimeSpanFilter, value))
+				{
+					this._DateTimeSpanFilter = value;
+					this.FirePropertyChanged(PropertyName_DateTimeSpanFilter);
+				}
+			}
+		}
+
+		internal void UpdateList(IList<GkvAbrechnungLightDC> dcList)
+		{
+			VMList.Clear();
+
+			if (dcList is object)
+				foreach (var dc in dcList)
+				{
+					VMList.Add(CreateVM(dc));
+				}
+
+			FirePropertyChanged(PropertyName_FilterResultAmountSum);
+			FirePropertyChanged(PropertyName_FilterResultAmountNotPaidSum);
+		}
+
+		internal void ClearList() => UpdateList(null);
+	}
 }
\ No newline at end of file
diff --git a/Data/Access/DAOFactory.cs b/Data/Access/DAOFactory.cs
index 53562b014..fb6c6e6cb 100644
--- a/Data/Access/DAOFactory.cs
+++ b/Data/Access/DAOFactory.cs
@@ -10,12 +10,16 @@ namespace BeWo.Data.Access
 		/// Kleiner Fix bzgl Threadsafe
 		private static readonly Lazy<AdoDAO> _AdoDAO = new Lazy<AdoDAO>(() => new AdoDAO());
 		private static readonly Lazy<GenericDAO> _GenericDAO = new Lazy<GenericDAO>(() => new GenericDAO());
+		private static readonly Lazy<FinanceDAO> _FinanceDAO = new Lazy<FinanceDAO>(() => new FinanceDAO());
+		private static readonly Lazy<OrganisationDAO> _OrganisationDAO = new Lazy<OrganisationDAO>(() => new OrganisationDAO());
 		private static readonly Lazy<ScriptDAO> _ScriptDAO = new Lazy<ScriptDAO>(() => new ScriptDAO());
 		private static readonly Lazy<SearchDAO> _SearchDAO = new Lazy<SearchDAO>(() => new SearchDAO());
 		private static readonly Lazy<UserDAO> _UserDAO = new Lazy<UserDAO>(() => new UserDAO());
 
 		public static AdoDAO AdoDAO => _AdoDAO.Value;
 		public static GenericDAO GenericDAO => _GenericDAO.Value;
+		public static FinanceDAO FinanceDAO => _FinanceDAO.Value;
+		public static OrganisationDAO OrganisationDAO => _OrganisationDAO.Value;
 		public static ScriptDAO ScriptDAO => _ScriptDAO.Value;
 		public static SearchDAO SearchDAO => _SearchDAO.Value;
 		public static UserDAO UserDAO => _UserDAO.Value;
diff --git a/Data/Access/FinanceDAO.cs b/Data/Access/FinanceDAO.cs
new file mode 100644
index 000000000..1fa0332b5
--- /dev/null
+++ b/Data/Access/FinanceDAO.cs
@@ -0,0 +1,101 @@
+using BeWo.Data.Entities;
+using BS.Shared.DataContracts.GkvAbrechnung;
+using BS.Shared.DataContracts;
+using NHibernate.Criterion;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using BS.Shared.Interface;
+using BeWo.Data.Entities.Light;
+using BS.Shared;
+
+namespace BeWo.Data.Access
+{
+	/// <summary>
+	/// 
+	/// Ggf Gkv in eigene DAO auslagern
+	/// 
+	/// </summary>
+	public class FinanceDAO : AbstractBaseDAO
+	{
+		public bool HaveIKDatenannahmestelleChanged(IGkvAbrechnung gkvAbrechnung, string ikdatenannahmestelle)
+		{
+			if (gkvAbrechnung.TransferProtokolle is IEnumerable<IGkvTransferProtokoll> list && list.Any())
+			{
+				var last_prot_w_daten = list.Select(x => x.IKDatenannahmestelle).Where((x) => !string.IsNullOrEmpty(x)).LastOrDefault();
+
+				if (!string.IsNullOrEmpty(last_prot_w_daten) && last_prot_w_daten != ikdatenannahmestelle)
+				{
+					return true;
+				}
+			}
+			return false;
+		}
+
+		public IEnumerable<GkvAbrechnungLight> GetGkvAbrechnungen(DateTime? startDate, DateTime? endDate, bool useInvoiceDate = true)
+		{
+			if (endDate.HasValue)
+				endDate = endDate.Value.Date.AddDays(1).AddMilliseconds(-1);
+
+			var lCriteria = CreateCriteriaIsActive<GkvAbrechnungLight>();
+			if (useInvoiceDate)
+			{
+				if (startDate.HasValue)
+					lCriteria.Add(Restrictions.Ge(nameof(GkvAbrechnungLight.ErstelltAm), startDate));
+				if (endDate.HasValue)
+					lCriteria.Add(Restrictions.Le(nameof(GkvAbrechnungLight.ErstelltAm), endDate));
+			}
+			else
+			{
+				if (startDate.HasValue)
+					lCriteria.Add(Restrictions.Ge(nameof(GkvAbrechnungLight.AbrechnungsZeitraumEnde), startDate));
+				if (endDate.HasValue)
+					lCriteria.Add(Restrictions.Le(nameof(GkvAbrechnungLight.AbrechnungsZeitraumStart), endDate));
+			}
+
+			return lCriteria.List<GkvAbrechnungLight>();
+		}
+
+		public IEnumerable<GkvTransferProtokoll> GetGkvTransferProtokollByDateRange(DateTime? start, DateTime? end)
+		{
+			var lCriteria = CreateCriteria<GkvTransferProtokoll>();
+
+			if (start.HasValue)
+				lCriteria.Add(Restrictions.Ge(nameof(GkvTransferProtokoll.ErstelltAm), start));
+			if (end.HasValue)
+				lCriteria.Add(Restrictions.Le(nameof(GkvTransferProtokoll.ErstelltAm), end));
+
+			return lCriteria.List<GkvTransferProtokoll>();
+		}
+
+		public long GetGkvParentByProtokollOid(long oid)
+		{
+			return oid;
+		}
+
+		public string GetGkvRawData(long oid, GkvRawDataType gkvRawData)
+		{
+			var criteria = CreateCriteria<GkvTransferProtokoll>()
+			.Add(Restrictions.Where<GkvTransferProtokoll>(x => x.Oid == oid));
+
+			if (gkvRawData == GkvRawDataType.Auftragsdatei)
+			{
+				criteria = criteria.SetProjection(Projections.Property(nameof(GkvTransferProtokoll.Auftragsdatei)));
+			}
+			else if (gkvRawData == GkvRawDataType.Nutzdatendatei)
+			{
+				criteria = criteria.SetProjection(Projections.Property(nameof(GkvTransferProtokoll.Nutzdatendatei)));
+			}
+			else
+			{
+				throw new ArgumentOutOfRangeException(nameof(gkvRawData), $"GkvRawDataType \'{gkvRawData}\' unbekannt.");
+			}
+
+			var t = criteria.List<string>().SingleOrDefault();
+
+			return t;
+		}
+	}
+}
diff --git a/Data/Access/GenericDAO.cs b/Data/Access/GenericDAO.cs
index 3ef708c3f..8e5bbc779 100644
--- a/Data/Access/GenericDAO.cs
+++ b/Data/Access/GenericDAO.cs
@@ -3,9 +3,9 @@ using System.Collections.Generic;
 using System.Linq;
 using System.Windows.Forms.VisualStyles;
 using BeWo.Data.Entities;
-
+using BeWo.Data.Entities.Light;
 using BS.Shared;
-
+using BS.Shared.DataContracts.Light;
 using NHibernate;
 using NHibernate.Bytecode;
 using NHibernate.Criterion;
@@ -131,7 +131,10 @@ namespace BeWo.Data.Access
 
         public virtual void Insert(BeWoEntityBase pEntity)
         {
-            try
+			if (pEntity is LightEntity)
+				throw new InvalidOperationException("Cannot insert LightEntity, only update! str:" + pEntity.ToString());
+
+			try
             {
                 ISession session = Session;
                 if (session == null)
@@ -163,7 +166,10 @@ namespace BeWo.Data.Access
             {
                 foreach (BeWoEntityBase iEntity in pEntitys)
                 {
-                    this.Session.Save(iEntity);
+					if (iEntity is LightEntity)
+						throw new InvalidOperationException("Cannot insert LightEntity, only update! str:" + iEntity.ToString());
+
+					this.Session.Save(iEntity);
                 }
 
                 lTransaction.Commit();
diff --git a/Data/Access/OrganisationDAO.cs b/Data/Access/OrganisationDAO.cs
new file mode 100644
index 000000000..29200cc6f
--- /dev/null
+++ b/Data/Access/OrganisationDAO.cs
@@ -0,0 +1,41 @@
+using BeWo.Data.Entities;
+using BeWo.Data.Entities.Light;
+using BS.Shared.Core;
+using NHibernate.Criterion;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BeWo.Data.Access
+{
+	public class OrganisationDAO : AbstractBaseDAO
+	{
+		public IList<Organisation> GetAllOrganisation2PersonRelations(long personOid)
+		{
+			var c = CreateCriteriaIsActive<Person>()
+				.Add(Restrictions.Eq(BeWoEntityBase.PropertyName_Oid, personOid)).UniqueResult<Person>().Organisation2Persons.Select(s => s.Organisation).ToList();
+			return c;
+		}
+
+		public List<Organisation> GetAllOrganisationByIKKrankenkasse(string ikkrankenkasse)
+		{
+			var criteria = CreateCriteria<Organisation>()
+			.Add(Restrictions.Where<Organisation>(x => x.IKKrankenkasse == ikkrankenkasse));
+
+			return criteria.List<Organisation>().ToList();
+		}
+
+		public virtual IEnumerable<Organisation> FindOrganisation(string pName, bool pOnlyCostBearer)
+		{
+			var lCriteria = CreateCriteria<Organisation>()
+				.Add(Restrictions.Like(Organisation.PropertyName_Name, pName, MatchMode.Anywhere));
+
+			if (pOnlyCostBearer)
+				lCriteria.Add(Restrictions.IsNotNull(Organisation.PropertyName_CostBearer));
+
+			return lCriteria.List<Organisation>();
+		}
+	}
+}
diff --git a/Data/Access/SearchDAO.cs b/Data/Access/SearchDAO.cs
index 648b27db7..cec45884c 100644
--- a/Data/Access/SearchDAO.cs
+++ b/Data/Access/SearchDAO.cs
@@ -132,17 +132,6 @@ namespace BeWo.Data.Access
 			return lCriteria.List<Person>();
 		}
 
-		public virtual IEnumerable<Organisation> FindOrganisation(string pName, bool pOnlyCostBearer)
-		{
-			var lCriteria = CreateCriteria<Organisation>()
-				.Add(Restrictions.Like(Organisation.PropertyName_Name, pName, MatchMode.Anywhere));
-
-			if (pOnlyCostBearer)
-				lCriteria.Add(Restrictions.IsNotNull(Organisation.PropertyName_CostBearer));
-
-			return lCriteria.List<Organisation>();
-		}
-
 		public virtual IEnumerable<Team> FindTeams(string pTeamName, string pLeaderFirstName, string pLeaderLastName)
 		{
 			return CreateCriteria<Team>()
@@ -1758,42 +1747,6 @@ WHERE sc.Billable = 1 and sr.StartDate >= '{0:yyyy-MM-dd}' and sr.StartDate < '{
 			return lCriteria.List<InvoiceBase>();
 		}
 
-		public IEnumerable<GkvAbrechnung> GetGkvAbrechnungen(DateTime? startDate, DateTime? endDate, bool useInvoiceDate = true)
-		{
-			if (endDate.HasValue)
-				endDate = endDate.Value.Date.AddDays(1).AddMilliseconds(-1);
-
-			var lCriteria = CreateCriteriaIsActive<GkvAbrechnung>();
-			if (useInvoiceDate)
-			{
-				if (startDate.HasValue)
-					lCriteria.Add(Restrictions.Ge(nameof(GkvAbrechnung.ErstelltAm), startDate));
-				if (endDate.HasValue)
-					lCriteria.Add(Restrictions.Le(nameof(GkvAbrechnung.ErstelltAm), endDate));
-			}
-			else
-			{
-				if (startDate.HasValue)
-					lCriteria.Add(Restrictions.Ge(nameof(GkvAbrechnung.AbrechnungsZeitraumEnde), startDate));
-				if (endDate.HasValue)
-					lCriteria.Add(Restrictions.Le(nameof(GkvAbrechnung.AbrechnungsZeitraumStart), endDate));
-			}
-
-			return lCriteria.List<GkvAbrechnung>();
-		}
-
-		public IEnumerable<GkvTransferProtokoll> GetGkvTransferProtokollByDateRange(DateTime? start, DateTime? end)
-		{
-			var lCriteria = CreateCriteria<GkvTransferProtokoll>();
-
-			if (start.HasValue)
-				lCriteria.Add(Restrictions.Ge(nameof(GkvTransferProtokoll.ErstelltAm), start));
-			if (end.HasValue)
-				lCriteria.Add(Restrictions.Le(nameof(GkvTransferProtokoll.ErstelltAm), end));
-
-			return lCriteria.List<GkvTransferProtokoll>();
-		}
-
 		public IEnumerable<InvoiceBase> GetInvoiceBases(DateTime? startDate, DateTime? endDate, long costBearerOid, String invoiceId)
 		{
 			var lCriteria = CreateCriteriaIsActive<InvoiceBase>();
@@ -2559,15 +2512,6 @@ WHERE sc.Billable = 1 and sr.StartDate >= '{0:yyyy-MM-dd}' and sr.StartDate < '{
 			return c.UniqueResult<NewestChatMessage>();
 		}
 
-		public IList<Organisation> GetAllOrganisation2PersonRelations(long personOid)
-		{
-			var c = CreateCriteriaIsActive<Person>()
-				.Add(Restrictions.Eq(BeWoEntityBase.PropertyName_Oid, personOid)).UniqueResult<Person>().Organisation2Persons.Select(s => s.Organisation).ToList();
-
-
-			return c;
-		}
-
 		public IList<Person> GetAllPerson2OrganisationRelations(long organisationOid)
 		{
 			var c = CreateCriteriaIsActive<Organisation>()
@@ -6052,14 +5996,6 @@ WHERE sc.Billable = 1 and sr.StartDate >= '{0:yyyy-MM-dd}' and sr.StartDate < '{
 			return t + 1 ?? 0;
 		}
 
-		public List<Organisation> GetAllOrganisationByIKKrankenkasse(string ikkrankenkasse)
-		{
-			var criteria = CreateCriteria<Organisation>()
-			.Add(Restrictions.Where<Organisation>(x => x.IKKrankenkasse == ikkrankenkasse));
-
-			return criteria.List<Organisation>().ToList();
-		}
-
 		public List<Bargeldtransaktionshistory> LoadBargeldtransaktionshistoryEntriesByTransaktionsOids(List<long> transaktionsOids)
 		{
 			var criteria = CreateCriteriaIsActive<Bargeldtransaktionshistory>()
@@ -6209,28 +6145,5 @@ WHERE sc.Billable = 1 and sr.StartDate >= '{0:yyyy-MM-dd}' and sr.StartDate < '{
 			var q = Session.CreateSQLQuery(sql);
 			return q.List<long>().First();
 		}
-
-		public string GetGkvRawData(long oid, GkvRawDataType gkvRawData)
-		{
-			var criteria = CreateCriteria<GkvTransferProtokoll>()
-			.Add(Restrictions.Where<GkvTransferProtokoll>(x => x.Oid == oid));
-
-			if(gkvRawData == GkvRawDataType.Auftragsdatei)
-			{
-				criteria = criteria.SetProjection(Projections.Property(nameof(GkvTransferProtokoll.Auftragsdatei)));
-			}
-			else if(gkvRawData == GkvRawDataType.Nutzdatendatei)
-			{
-				criteria = criteria.SetProjection(Projections.Property(nameof(GkvTransferProtokoll.Nutzdatendatei)));
-			}
-			else
-			{
-				throw new ArgumentOutOfRangeException(nameof(gkvRawData), $"GkvRawDataType \'{gkvRawData}\' unbekannt.");
-			}
-
-			var t = criteria.List<string>().SingleOrDefault();
-
-			return t;
-		}
 	}
 }
diff --git a/Data/Data.csproj b/Data/Data.csproj
index 2e5173ad9..8def39300 100644
--- a/Data/Data.csproj
+++ b/Data/Data.csproj
@@ -212,6 +212,8 @@
     <Compile Include="Access\AdoDAO.cs" />
     <Compile Include="Access\DAOFactory.cs" />
     <Compile Include="Access\GenericDAO.cs" />
+    <Compile Include="Access\FinanceDAO.cs" />
+    <Compile Include="Access\OrganisationDAO.cs" />
     <Compile Include="Access\ScriptDAO.cs" />
     <Compile Include="Access\SearchDAO.cs" />
     <Compile Include="Access\UserDAO.cs" />
@@ -220,6 +222,11 @@
     <Compile Include="Entities\AiSettings.cs" />
     <Compile Include="Entities\CustomerVermittlungArbeit.cs" />
     <Compile Include="Entities\CustomerWohnhilfe.cs" />
+    <Compile Include="Entities\Light\GkvAbrechnungLight.cs" />
+    <Compile Include="Entities\Light\GkvTransferProtokollLight.cs" />
+    <Compile Include="Entities\Light\InvoiceBaseLight.cs" />
+    <Compile Include="Entities\Light\LightEntity.cs" />
+    <Compile Include="Entities\Light\OrganisationLight.cs" />
     <Compile Include="Entities\TwoFactorCode.cs" />
     <Compile Include="Entities\AbwesenheitsInformationPrint.cs" />
     <Compile Include="Entities\AddressHistory.cs" />
diff --git a/Data/Entities/GkvAbrechnung.cs b/Data/Entities/GkvAbrechnung.cs
index 23091c0c1..ce4292d41 100644
--- a/Data/Entities/GkvAbrechnung.cs
+++ b/Data/Entities/GkvAbrechnung.cs
@@ -28,6 +28,7 @@ namespace BeWo.Data.Entities
         public virtual IList<InvoiceBase> InvoiceBases { get; set; }
         public virtual IList<GkvTransferProtokoll> GkvTransferProtokolle { get; set; }
 
-        public virtual IGkvTransferProtokoll LastTransferProtokoll => GkvTransferProtokolle?.LastOrDefault();
-    }
+		public virtual IEnumerable<IGkvTransferProtokoll> TransferProtokolle => GkvTransferProtokolle;
+		public virtual IGkvTransferProtokoll LastTransferProtokoll => GkvTransferProtokolle?.LastOrDefault();
+	}
 }
\ No newline at end of file
diff --git a/Data/Entities/Light/GkvAbrechnungLight.cs b/Data/Entities/Light/GkvAbrechnungLight.cs
new file mode 100644
index 000000000..7ee9817c3
--- /dev/null
+++ b/Data/Entities/Light/GkvAbrechnungLight.cs
@@ -0,0 +1,31 @@
+using BS.Shared.DataContracts.Light;
+using BS.Shared.Interface;
+using BS.Shared;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Runtime.Serialization;
+using System.Text;
+using System.Threading.Tasks;
+using BS.Shared.DataContracts.GkvAbrechnung;
+
+namespace BeWo.Data.Entities.Light
+{
+	public class GkvAbrechnungLight : LightEntity, IGkvAbrechnung
+	{
+		public virtual DateTime ErstelltAm { get; set; }
+		public virtual decimal Betrag { get; set; }
+		public virtual long OrganisationOid { get; set; }
+		public virtual string OrganisationName { get; set; }
+		public virtual DateTime? AbrechnungsZeitraumStart { get; set; }
+		public virtual DateTime? AbrechnungsZeitraumEnde { get; set; }
+		public virtual bool UrbelegeGesendet { get; set; }
+		public virtual bool Bezahlt { get; set; }
+		public virtual GkvVerfahrensstufe Verfahrensstufe { get; set; }
+		public virtual IList<InvoiceBaseLight> InvoiceBases { get; set; }
+		public virtual IList<GkvTransferProtokollLight> Protokolle { get; set; }
+
+		public virtual IEnumerable<IGkvTransferProtokoll> TransferProtokolle => Protokolle;
+		public virtual IGkvTransferProtokoll LastTransferProtokoll => Protokolle?.LastOrDefault();
+	}
+}
diff --git a/Data/Entities/Light/GkvTransferProtokollLight.cs b/Data/Entities/Light/GkvTransferProtokollLight.cs
new file mode 100644
index 000000000..3d9fd50af
--- /dev/null
+++ b/Data/Entities/Light/GkvTransferProtokollLight.cs
@@ -0,0 +1,38 @@
+using BS.Shared;
+using BS.Shared.Interface;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Runtime.Serialization;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BeWo.Data.Entities.Light
+{
+	public class GkvTransferProtokollLight : LightEntity, IGkvTransferProtokoll
+	{
+		public virtual long GkvAbrechnungOid { get; set; }
+		public virtual string AbsenderBezeichnung { get; set; }
+		public virtual string EmpfangerBezeichnung { get; set; }
+		public virtual string IKLeistungserbringer { get; set; }
+		public virtual string IKKrankenkasse { get; set; }
+		public virtual string IKKostentrager { get; set; }
+		public virtual string IKDatenannahmestelle { get; set; }
+		public virtual string Rechnungsnummer { get; set; }
+		public virtual int Datenaustauschreferenz { get; set; }
+		public virtual int Transfernummer { get; set; }
+		public virtual string Transfername { get; set; }
+		public virtual DateTime? ErstelltAm { get; set; }
+		public virtual string Dateityp { get; set; }
+		public virtual string Dateiname { get; set; }
+		public virtual int Dateigrosse { get; set; }
+		public virtual bool SentApp8Success { get; set; }
+		public virtual bool SentDakotaSuccess { get; set; }
+		public virtual GkvTransferResultType? ResultType { get; set; }
+		public virtual string Fehlertitel { get; set; }
+		public virtual DateTime? Fehlerdatum { get; set; }
+		public virtual string Fehlernachricht { get; set; }
+
+		public string BezDatenannahmestelle => EmpfangerBezeichnung;
+	}
+}
diff --git a/Data/Entities/Light/InvoiceBaseLight.cs b/Data/Entities/Light/InvoiceBaseLight.cs
new file mode 100644
index 000000000..be46a2227
--- /dev/null
+++ b/Data/Entities/Light/InvoiceBaseLight.cs
@@ -0,0 +1,24 @@
+using BS.Shared;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Runtime.Serialization;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BeWo.Data.Entities.Light
+{
+	public class InvoiceBaseLight : LightEntity
+	{
+		public virtual DateTime? AccountingPeriodEnd { get; set; }
+		public virtual DateTime? AccountingPeriodStart { get; set; }
+		public virtual string CustomerName { get; set; }
+		public virtual string RecipientOrganisation { get; set; }
+		public virtual InvoiceType Type { get; set; }
+		public virtual string InvoiceTypeText { get; set; }
+		public virtual DateTime? InvoiceDate { get; set; }
+		public virtual string InvoiceNumber { get; set; }
+		public virtual decimal? TotalAmount { get; set; }
+		public virtual bool IsPaid { get; set; }
+	}
+}
diff --git a/Data/Entities/Light/LightEntity.cs b/Data/Entities/Light/LightEntity.cs
new file mode 100644
index 000000000..51b495703
--- /dev/null
+++ b/Data/Entities/Light/LightEntity.cs
@@ -0,0 +1,13 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BeWo.Data.Entities.Light
+{
+	public class LightEntity : BeWoEntityBase
+	{
+
+	}
+}
diff --git a/Data/Entities/Light/OrganisationLight.cs b/Data/Entities/Light/OrganisationLight.cs
new file mode 100644
index 000000000..a78d1f4ae
--- /dev/null
+++ b/Data/Entities/Light/OrganisationLight.cs
@@ -0,0 +1,19 @@
+using System.Collections.Generic;
+using System.Diagnostics;
+using BS.Shared;
+using BS.Shared.Interface;
+
+namespace BeWo.Data.Entities.Light
+{
+	[DebuggerDisplay("{Name}")]
+	public class OrganisationLight : LightEntity, IOrganisation
+	{
+		public virtual long OrganisationOid { get; set; }
+		public virtual long OrganisationVersion { get; set; }
+		public virtual string Name { get; set; }
+		public virtual string IKKrankenkasse { get; set; }
+		public virtual string IKKostentrager { get; set; }
+		public virtual string IKDatenannahmestelle { get; set; }
+		public virtual string BezDatenannahmestelle { get; set; }
+	}
+}
\ No newline at end of file
diff --git a/Data/Entities/Organisation.cs b/Data/Entities/Organisation.cs
index aff7211bc..cfa484172 100644
--- a/Data/Entities/Organisation.cs
+++ b/Data/Entities/Organisation.cs
@@ -1,11 +1,12 @@
 using System.Collections.Generic;
 using System.Diagnostics;
 using BS.Shared;
+using BS.Shared.Interface;
 
 namespace BeWo.Data.Entities
 {
     [DebuggerDisplay("{Name}")]
-    public class Organisation : BeWoEntityBase
+    public class Organisation : BeWoEntityBase, IOrganisation
     {
         public static string PropertyName_Address = "Address";
 
diff --git a/Service/DCEntityMapper/CompactCustomerDC_Customer.cs b/Service/DCEntityMapper/Compact/CompactCustomerDC_Customer.cs
similarity index 96%
rename from Service/DCEntityMapper/CompactCustomerDC_Customer.cs
rename to Service/DCEntityMapper/Compact/CompactCustomerDC_Customer.cs
index a62031db1..de01386e3 100644
--- a/Service/DCEntityMapper/CompactCustomerDC_Customer.cs
+++ b/Service/DCEntityMapper/Compact/CompactCustomerDC_Customer.cs
@@ -1,71 +1,71 @@
-using System.Linq;
-
-using BeWo.Data.Access;
-using BeWo.Data.Entities;
-
-using BS.Shared.DataContracts.Compact;
-using BS.Shared.Extensions;
-
-namespace BeWo.Service.DCEntityMapper
-{
-    public class CompactCustomerDC_Customer : AbstractIDCEntityMapper<Customer, CompactCustomerDC>
-    {
-        public override CompactCustomerDC MergeWithDC(Customer pEntity, CompactCustomerDC pDataContract)
-        {
-            pDataContract.CustomerOid                  = pEntity.Oid.Value;
-            pDataContract.PersonOid                    = pEntity.Person.Oid.Value;
-            pDataContract.CustomerVersion              = pEntity.Version.Value;
-            pDataContract.FirstName                    = pEntity.Person.FirstName;
-            pDataContract.LastName                     = pEntity.Person.LastName;
-            pDataContract.DateOfBirth                  = pEntity.Person.DateOfBirth;
-			pDataContract.Sex                          = pEntity.Person.Sex;
-            pDataContract.ActivationType               = pEntity.IsActive;
-            pDataContract.TerminationDate              = pEntity.TerminationDate;
-            pDataContract.SubstitutionStartingDayCount = pEntity.AbWelchemKrankheitsTag;
-            pDataContract.IsSubstitutionWanted         = pEntity.VertretungGewuenscht;
-            pDataContract.SubstitutionNeed             = pEntity.SubstitutionNeed;
-            pDataContract.IsSubstitutionNeeded         = pEntity.VertretungDringendErforderlich;
-
-            if (pEntity.TerminationReason != null)
-	        {
-		        pDataContract.TerminationReason = pEntity.TerminationReason.Value;
-	        }
-	        //else if (pEntity.TerminationDate.HasValue)
-	        //{
-		       // pDataContract.TerminationReason = $"Betreuung vorzeitig beendet am {pEntity.TerminationDate:dd.MM.yyyy}";
-	        //}
-
-			pDataContract.AssistanceBegin     = pEntity.AssistanceBegin;
-            pDataContract.EquityContribution  = pEntity.EquityContribution;
-            pDataContract.CustomerAlias       = pEntity.CustomerAlias;
-            pDataContract.DebitorNumber       = pEntity.DebitorNumber;
-            pDataContract.CostCenter = pEntity.CostCenter;
-
-            if (pEntity.Person.Address != null)
-            {
-                pDataContract.Street     = pEntity.Person.Address.Street;
-                pDataContract.PostalCode = pEntity.Person.Address.PostalCode;
-                pDataContract.Town       = pEntity.Person.Address.Town;
-            }
-
-            pDataContract.AbsenceTimes = MapperFactory.AbsenceTimeDC_AbsenceTime.MapToNewDCs(pEntity.AbsenceTimes);
-
-            pEntity.Customer2CostBearerList.DoForEach(c2cb => pDataContract.CostBearerReferenceNumbers[c2cb.CostBearer.Oid.Value] = c2cb.ReferenceNumber);
-
-	        pDataContract.RelatedTeamOids = pEntity.Team2CustomerList.Select(t2c => t2c.TeamOid.Value).ToList();
-
-            return pDataContract;
-        }
-
-        // Are not editable
-        public override Customer MergeWithEntity(CompactCustomerDC pDataContract, Customer pEntity)
-        {
-            return DAOFactory.GenericDAO.LoadByID<Customer>(pDataContract.CustomerOid);
-        }
-
-        protected override bool AreDCAndEntityEqual(CompactCustomerDC pDC, Customer pEntity)
-        {
-            return pDC.CustomerOid == pEntity.Oid;
-        }
-    }
+using System.Linq;
+
+using BeWo.Data.Access;
+using BeWo.Data.Entities;
+
+using BS.Shared.DataContracts.Compact;
+using BS.Shared.Extensions;
+
+namespace BeWo.Service.DCEntityMapper.Compact
+{
+    public class CompactCustomerDC_Customer : AbstractIDCEntityMapper<Customer, CompactCustomerDC>
+    {
+        public override CompactCustomerDC MergeWithDC(Customer pEntity, CompactCustomerDC pDataContract)
+        {
+            pDataContract.CustomerOid                  = pEntity.Oid.Value;
+            pDataContract.PersonOid                    = pEntity.Person.Oid.Value;
+            pDataContract.CustomerVersion              = pEntity.Version.Value;
+            pDataContract.FirstName                    = pEntity.Person.FirstName;
+            pDataContract.LastName                     = pEntity.Person.LastName;
+            pDataContract.DateOfBirth                  = pEntity.Person.DateOfBirth;
+			pDataContract.Sex                          = pEntity.Person.Sex;
+            pDataContract.ActivationType               = pEntity.IsActive;
+            pDataContract.TerminationDate              = pEntity.TerminationDate;
+            pDataContract.SubstitutionStartingDayCount = pEntity.AbWelchemKrankheitsTag;
+            pDataContract.IsSubstitutionWanted         = pEntity.VertretungGewuenscht;
+            pDataContract.SubstitutionNeed             = pEntity.SubstitutionNeed;
+            pDataContract.IsSubstitutionNeeded         = pEntity.VertretungDringendErforderlich;
+
+            if (pEntity.TerminationReason != null)
+	        {
+		        pDataContract.TerminationReason = pEntity.TerminationReason.Value;
+	        }
+	        //else if (pEntity.TerminationDate.HasValue)
+	        //{
+		       // pDataContract.TerminationReason = $"Betreuung vorzeitig beendet am {pEntity.TerminationDate:dd.MM.yyyy}";
+	        //}
+
+			pDataContract.AssistanceBegin     = pEntity.AssistanceBegin;
+            pDataContract.EquityContribution  = pEntity.EquityContribution;
+            pDataContract.CustomerAlias       = pEntity.CustomerAlias;
+            pDataContract.DebitorNumber       = pEntity.DebitorNumber;
+            pDataContract.CostCenter = pEntity.CostCenter;
+
+            if (pEntity.Person.Address != null)
+            {
+                pDataContract.Street     = pEntity.Person.Address.Street;
+                pDataContract.PostalCode = pEntity.Person.Address.PostalCode;
+                pDataContract.Town       = pEntity.Person.Address.Town;
+            }
+
+            pDataContract.AbsenceTimes = MapperFactory.AbsenceTimeDC_AbsenceTime.MapToNewDCs(pEntity.AbsenceTimes);
+
+            pEntity.Customer2CostBearerList.DoForEach(c2cb => pDataContract.CostBearerReferenceNumbers[c2cb.CostBearer.Oid.Value] = c2cb.ReferenceNumber);
+
+	        pDataContract.RelatedTeamOids = pEntity.Team2CustomerList.Select(t2c => t2c.TeamOid.Value).ToList();
+
+            return pDataContract;
+        }
+
+        // Are not editable
+        public override Customer MergeWithEntity(CompactCustomerDC pDataContract, Customer pEntity)
+        {
+            return DAOFactory.GenericDAO.LoadByID<Customer>(pDataContract.CustomerOid);
+        }
+
+        protected override bool AreDCAndEntityEqual(CompactCustomerDC pDC, Customer pEntity)
+        {
+            return pDC.CustomerOid == pEntity.Oid;
+        }
+    }
 }
\ No newline at end of file
diff --git a/Service/DCEntityMapper/CompactCustomerDC_CustomerCompact.cs b/Service/DCEntityMapper/Compact/CompactCustomerDC_CustomerCompact.cs
similarity index 95%
rename from Service/DCEntityMapper/CompactCustomerDC_CustomerCompact.cs
rename to Service/DCEntityMapper/Compact/CompactCustomerDC_CustomerCompact.cs
index f080f9479..e8bc36432 100644
--- a/Service/DCEntityMapper/CompactCustomerDC_CustomerCompact.cs
+++ b/Service/DCEntityMapper/Compact/CompactCustomerDC_CustomerCompact.cs
@@ -1,43 +1,43 @@
-using System.Linq;
-
-using BeWo.Data.Access;
-using BeWo.Data.Entities;
-
-using BS.Shared.DataContracts.Compact;
-
-namespace BeWo.Service.DCEntityMapper
-{
-    public class CompactCustomerDC_CustomerCompact : AbstractIDCEntityMapper<Customer, CompactCustomerDC>
-    {
-        public override CompactCustomerDC MergeWithDC(Customer pEntity, CompactCustomerDC pDataContract)
-        {
-            pDataContract.CustomerOid         = pEntity.Oid.Value;
-            pDataContract.CustomerVersion     = pEntity.Version.Value;
-            pDataContract.FirstName           = pEntity.Person.FirstName;
-            pDataContract.LastName            = pEntity.Person.LastName;
-            pDataContract.DateOfBirth         = pEntity.Person.DateOfBirth;
-			pDataContract.Sex                 = pEntity.Person.Sex;
-            pDataContract.ActivationType      = pEntity.IsActive;
-            pDataContract.AssistanceBegin     = pEntity.AssistanceBegin;
-            pDataContract.TerminationDate     = pEntity.TerminationDate;
- 
-
-            pDataContract.EquityContribution  = pEntity.EquityContribution;
-	        pDataContract.RelatedTeamOids     = pEntity.Team2CustomerList.Select(t2c => t2c.CustomerOid.Value).ToList();
-            pDataContract.CustomerAlias       = pEntity.CustomerAlias;
-
-            return pDataContract;
-        }
-
-        // Are not editable
-        public override Customer MergeWithEntity(CompactCustomerDC pDataContract, Customer pEntity)
-        {
-            return DAOFactory.GenericDAO.LoadByID<Customer>(pDataContract.CustomerOid);
-        }
-
-        protected override bool AreDCAndEntityEqual(CompactCustomerDC pDC, Customer pEntity)
-        {
-            return pDC.CustomerOid == pEntity.Oid;
-        }
-    }
+using System.Linq;
+
+using BeWo.Data.Access;
+using BeWo.Data.Entities;
+
+using BS.Shared.DataContracts.Compact;
+
+namespace BeWo.Service.DCEntityMapper.Compact
+{
+    public class CompactCustomerDC_CustomerCompact : AbstractIDCEntityMapper<Customer, CompactCustomerDC>
+    {
+        public override CompactCustomerDC MergeWithDC(Customer pEntity, CompactCustomerDC pDataContract)
+        {
+            pDataContract.CustomerOid         = pEntity.Oid.Value;
+            pDataContract.CustomerVersion     = pEntity.Version.Value;
+            pDataContract.FirstName           = pEntity.Person.FirstName;
+            pDataContract.LastName            = pEntity.Person.LastName;
+            pDataContract.DateOfBirth         = pEntity.Person.DateOfBirth;
+			pDataContract.Sex                 = pEntity.Person.Sex;
+            pDataContract.ActivationType      = pEntity.IsActive;
+            pDataContract.AssistanceBegin     = pEntity.AssistanceBegin;
+            pDataContract.TerminationDate     = pEntity.TerminationDate;
+ 
+
+            pDataContract.EquityContribution  = pEntity.EquityContribution;
+	        pDataContract.RelatedTeamOids     = pEntity.Team2CustomerList.Select(t2c => t2c.CustomerOid.Value).ToList();
+            pDataContract.CustomerAlias       = pEntity.CustomerAlias;
+
+            return pDataContract;
+        }
+
+        // Are not editable
+        public override Customer MergeWithEntity(CompactCustomerDC pDataContract, Customer pEntity)
+        {
+            return DAOFactory.GenericDAO.LoadByID<Customer>(pDataContract.CustomerOid);
+        }
+
+        protected override bool AreDCAndEntityEqual(CompactCustomerDC pDC, Customer pEntity)
+        {
+            return pDC.CustomerOid == pEntity.Oid;
+        }
+    }
 }
\ No newline at end of file
diff --git a/Service/DCEntityMapper/CompactCustomerTeamDC_CustomerTeam.cs b/Service/DCEntityMapper/Compact/CompactCustomerTeamDC_CustomerTeam.cs
similarity index 95%
rename from Service/DCEntityMapper/CompactCustomerTeamDC_CustomerTeam.cs
rename to Service/DCEntityMapper/Compact/CompactCustomerTeamDC_CustomerTeam.cs
index f6a94d266..72050fc64 100644
--- a/Service/DCEntityMapper/CompactCustomerTeamDC_CustomerTeam.cs
+++ b/Service/DCEntityMapper/Compact/CompactCustomerTeamDC_CustomerTeam.cs
@@ -4,7 +4,7 @@ using BeWo.Data.Entities;
 
 using BS.Shared.DataContracts.Compact;
 
-namespace BeWo.Service.DCEntityMapper
+namespace BeWo.Service.DCEntityMapper.Compact
 {
     public class CompactCustomerTeamDC_CustomerTeam : AbstractIDCEntityMapper<CustomerTeam, CompactCustomerTeamDC>
     {
diff --git a/Service/DCEntityMapper/CompactEmployeeDC_Employee.cs b/Service/DCEntityMapper/Compact/CompactEmployeeDC_Employee.cs
similarity index 95%
rename from Service/DCEntityMapper/CompactEmployeeDC_Employee.cs
rename to Service/DCEntityMapper/Compact/CompactEmployeeDC_Employee.cs
index bc84033e4..2a6cb57dd 100644
--- a/Service/DCEntityMapper/CompactEmployeeDC_Employee.cs
+++ b/Service/DCEntityMapper/Compact/CompactEmployeeDC_Employee.cs
@@ -1,38 +1,38 @@
-using BeWo.Data.Access;
-using BeWo.Data.Entities;
-using System.Linq;
-using BS.Shared.DataContracts.Compact;
-
-namespace BeWo.Service.DCEntityMapper
-{
-    public class CompactEmployeeDC_Employee : AbstractIDCEntityMapper<Employee, CompactEmployeeDC>
-    {
-        public override CompactEmployeeDC MergeWithDC(Employee pEntity, CompactEmployeeDC pDataContract)
-        {
-            pDataContract.EmployeeOid = pEntity.Oid.Value;
-            pDataContract.PersonOid = pEntity.Person.Oid.Value;
-            pDataContract.EmployeeVersion = pEntity.Version.Value;
-            pDataContract.FirstName = pEntity.Person.FirstName;
-            pDataContract.LastName = pEntity.Person.LastName;
-            pDataContract.PersonnelNumber = pEntity.PersonnelNumber;
-            //pDataContract.FLSPerWeek = pEntity.WeeklyFLS;
-            pDataContract.ActivationType = pEntity.IsActive;
-            pDataContract.ValueListEntries = pEntity.ValueList.ToDictionary(i => i.Entry.Oid.Value, i => i.Entry.Type);
-            pDataContract.EmployeeColor = pEntity.EmployeeColor;
-            pDataContract.RelatedCustomerOIDList = pEntity.Employee2CustomerList.Where(w => w.CustomerOid.HasValue).Select(s => s.CustomerOid.Value).ToList();
-
-            return pDataContract;
-        }
-
-        // COMPACT EMPLOYEES ARE NOT EDITABLE
-        public override Employee MergeWithEntity(CompactEmployeeDC pDataContract, Employee pEntity)
-        {
-            return DAOFactory.GenericDAO.LoadByID<Employee>(pDataContract.EmployeeOid);
-        }
-
-        protected override bool AreDCAndEntityEqual(CompactEmployeeDC pDC, Employee pEntity)
-        {
-            return pDC.EmployeeOid == pEntity.Oid;
-        }
-    }
+using BeWo.Data.Access;
+using BeWo.Data.Entities;
+using System.Linq;
+using BS.Shared.DataContracts.Compact;
+
+namespace BeWo.Service.DCEntityMapper.Compact
+{
+    public class CompactEmployeeDC_Employee : AbstractIDCEntityMapper<Employee, CompactEmployeeDC>
+    {
+        public override CompactEmployeeDC MergeWithDC(Employee pEntity, CompactEmployeeDC pDataContract)
+        {
+            pDataContract.EmployeeOid = pEntity.Oid.Value;
+            pDataContract.PersonOid = pEntity.Person.Oid.Value;
+            pDataContract.EmployeeVersion = pEntity.Version.Value;
+            pDataContract.FirstName = pEntity.Person.FirstName;
+            pDataContract.LastName = pEntity.Person.LastName;
+            pDataContract.PersonnelNumber = pEntity.PersonnelNumber;
+            //pDataContract.FLSPerWeek = pEntity.WeeklyFLS;
+            pDataContract.ActivationType = pEntity.IsActive;
+            pDataContract.ValueListEntries = pEntity.ValueList.ToDictionary(i => i.Entry.Oid.Value, i => i.Entry.Type);
+            pDataContract.EmployeeColor = pEntity.EmployeeColor;
+            pDataContract.RelatedCustomerOIDList = pEntity.Employee2CustomerList.Where(w => w.CustomerOid.HasValue).Select(s => s.CustomerOid.Value).ToList();
+
+            return pDataContract;
+        }
+
+        // COMPACT EMPLOYEES ARE NOT EDITABLE
+        public override Employee MergeWithEntity(CompactEmployeeDC pDataContract, Employee pEntity)
+        {
+            return DAOFactory.GenericDAO.LoadByID<Employee>(pDataContract.EmployeeOid);
+        }
+
+        protected override bool AreDCAndEntityEqual(CompactEmployeeDC pDC, Employee pEntity)
+        {
+            return pDC.EmployeeOid == pEntity.Oid;
+        }
+    }
 }
\ No newline at end of file
diff --git a/Service/DCEntityMapper/CompactGroupOfPeopleDC_GroupOfPeople.cs b/Service/DCEntityMapper/Compact/CompactGroupOfPeopleDC_GroupOfPeople.cs
similarity index 93%
rename from Service/DCEntityMapper/CompactGroupOfPeopleDC_GroupOfPeople.cs
rename to Service/DCEntityMapper/Compact/CompactGroupOfPeopleDC_GroupOfPeople.cs
index 23f06fc1d..284fb9406 100644
--- a/Service/DCEntityMapper/CompactGroupOfPeopleDC_GroupOfPeople.cs
+++ b/Service/DCEntityMapper/Compact/CompactGroupOfPeopleDC_GroupOfPeople.cs
@@ -1,31 +1,31 @@
-using System;
-
-using BeWo.Data.Entities;
-
-using BS.Shared.DataContracts.Compact;
-
-namespace BeWo.Service.DCEntityMapper
-{
-    public class CompactGroupOfPeopleDC_GroupOfPeople : AbstractIDCEntityMapper<GroupOfPeople, CompactGroupOfPeopleDC>
-    {
-        public override CompactGroupOfPeopleDC MergeWithDC(GroupOfPeople pEntity, CompactGroupOfPeopleDC pDataContract)
-        {
-            pDataContract.Name = pEntity.Name;
-            pDataContract.GroupOfPeopleOid = pEntity.Oid.Value;
-            pDataContract.GroupOfPeopleVersion = pEntity.Version.Value;
-            pDataContract.GroupType = pEntity.GroupType;
-
-            return pDataContract;
-        }
-
-        public override GroupOfPeople MergeWithEntity(CompactGroupOfPeopleDC pDataContract, GroupOfPeople pEntity)
-        {
-            throw new NotImplementedException();
-        }
-
-        protected override bool AreDCAndEntityEqual(CompactGroupOfPeopleDC pDC, GroupOfPeople pEntity)
-        {
-            return pDC.GroupOfPeopleOid == pEntity.Oid;
-        }
-    }
+using System;
+
+using BeWo.Data.Entities;
+
+using BS.Shared.DataContracts.Compact;
+
+namespace BeWo.Service.DCEntityMapper.Compact
+{
+    public class CompactGroupOfPeopleDC_GroupOfPeople : AbstractIDCEntityMapper<GroupOfPeople, CompactGroupOfPeopleDC>
+    {
+        public override CompactGroupOfPeopleDC MergeWithDC(GroupOfPeople pEntity, CompactGroupOfPeopleDC pDataContract)
+        {
+            pDataContract.Name = pEntity.Name;
+            pDataContract.GroupOfPeopleOid = pEntity.Oid.Value;
+            pDataContract.GroupOfPeopleVersion = pEntity.Version.Value;
+            pDataContract.GroupType = pEntity.GroupType;
+
+            return pDataContract;
+        }
+
+        public override GroupOfPeople MergeWithEntity(CompactGroupOfPeopleDC pDataContract, GroupOfPeople pEntity)
+        {
+            throw new NotImplementedException();
+        }
+
+        protected override bool AreDCAndEntityEqual(CompactGroupOfPeopleDC pDC, GroupOfPeople pEntity)
+        {
+            return pDC.GroupOfPeopleOid == pEntity.Oid;
+        }
+    }
 }
\ No newline at end of file
diff --git a/Service/DCEntityMapper/Compact/CompactInvoiceBaseDC_InvoiceBase.cs b/Service/DCEntityMapper/Compact/CompactInvoiceBaseDC_InvoiceBase.cs
new file mode 100644
index 000000000..effedfda9
--- /dev/null
+++ b/Service/DCEntityMapper/Compact/CompactInvoiceBaseDC_InvoiceBase.cs
@@ -0,0 +1,104 @@
+using System;
+using System.Drawing;
+using System.Linq;
+using BS.Shared.Core;
+using BeWo.Data.Access;
+using BeWo.Data.Entities;
+
+using BS.Shared;
+using BS.Shared.DataContracts;
+using BS.Shared.DataContracts.Light;
+using DevExpress.CodeParser;
+
+namespace BeWo.Service.DCEntityMapper.Compact
+{
+	public class CompactInvoiceBaseDC_InvoiceBase : AbstractIDCEntityMapper<InvoiceBase, CompactInvoiceBaseDC>
+	{
+		public override CompactInvoiceBaseDC MergeWithDC(InvoiceBase pEntity, CompactInvoiceBaseDC pDataContract)
+		{
+			pDataContract.InvoiceBaseOid = pEntity.Oid;
+
+			pDataContract.RecipientOrganisation = pEntity.RecipientOrganisation;
+			pDataContract.InvoiceNumber = pEntity.InvoiceNumber;
+			pDataContract.InvoiceDate = pEntity.InvoiceDate;
+			pDataContract.AccountingPeriodEnd = pEntity.AccountingPeriodEnd;
+			pDataContract.AccountingPeriodStart = pEntity.AccountingPeriodStart;
+			pDataContract.Notice = pEntity.Notice;
+			pDataContract.InvoiceTypeText = pEntity.InvoiceTypeText;
+			pDataContract.IsPaid = pEntity.IsPaid;
+
+			if (pEntity.Type == InvoiceType.Service && pEntity.Oid.HasValue)
+			{
+				var inv = DAOFactory.SearchDAO.GetServiceInvoiceByInvoiceBaseOid(pEntity.Oid.Value);
+				if (inv != null)
+				{
+					pDataContract.TotalAmount = inv.GetTotalClaim();
+				}
+				else
+				{
+					//pDataContract.TotalAmount = -99999999;
+				}
+			}
+			else if (pEntity.Type == InvoiceType.Settlement)
+			{
+				//Ist eigentlich ein Fehler. Bei Spitzabrechnungen muss immer ein InvoiceItem vorhanden sein.
+				//Durch einen mittlerweile behobenen Programmfehler gibt es einzelen ältere Rechnungen, bei denen das nicht so ist.
+				if (!string.IsNullOrEmpty(pEntity.XMLData))
+				{
+					var settlementdc = Utils.XMLDeserializeFromString<SettlementDC>(pEntity.XMLData);
+					pDataContract.TotalAmount = settlementdc.Claim;
+				}
+				else
+				{
+					pDataContract.TotalAmount = pEntity.InvoiceItems.Sum(i => i.AmountTotal);
+				}
+
+			}
+			else
+			{
+				pDataContract.TotalAmount = pEntity.InvoiceItems.Sum(i => i.AmountTotal);
+			}
+
+			Customer customer = null;
+			if (pEntity.CostBearer2SupportConcept != null)
+			{
+				try
+				{
+					customer = pEntity.CostBearer2SupportConcept.SupportConcept.Customer;
+				}
+				catch (Exception)
+				{
+					//ignore
+				}
+
+			}
+			else if (pEntity.SupportConceptOid.HasValue)
+			{
+				SupportConcept sc = DAOFactory.GenericDAO.LoadByID<SupportConcept>(pEntity.SupportConceptOid.Value);
+				customer = sc.Customer;
+			}
+
+			if (customer is object)
+			{
+				pDataContract.CustomerName = customer.Person.LastNameFirstName;
+			}
+
+			return pDataContract;
+		}
+
+		public override InvoiceBase MergeWithEntity(CompactInvoiceBaseDC pDataContract, InvoiceBase pEntity)
+		{
+			throw new NotImplementedException();
+		}
+
+		protected override bool AreDCAndEntityEqual(CompactInvoiceBaseDC pDataContract, InvoiceBase pEntity)
+		{
+			if (pDataContract.InvoiceBaseOid == null)
+			{
+				return false;
+			}
+
+			return pDataContract.InvoiceBaseOid == pEntity.Oid;
+		}
+	}
+}
\ No newline at end of file
diff --git a/Service/DCEntityMapper/CompactOrganisationDC_Organisation.cs b/Service/DCEntityMapper/Compact/CompactOrganisationDC_Organisation.cs
similarity index 96%
rename from Service/DCEntityMapper/CompactOrganisationDC_Organisation.cs
rename to Service/DCEntityMapper/Compact/CompactOrganisationDC_Organisation.cs
index 4ab4652a5..1d9ed34ff 100644
--- a/Service/DCEntityMapper/CompactOrganisationDC_Organisation.cs
+++ b/Service/DCEntityMapper/Compact/CompactOrganisationDC_Organisation.cs
@@ -1,68 +1,68 @@
-using System;
-using System.Collections.Generic;
-using BS.Shared.DataContracts;
-using BeWo.Data.Access;
-using BeWo.Data.Entities;
-
-using BS.Shared;
-using BS.Shared.DataContracts.Compact;
-using BS.Shared.Extensions;
-
-namespace BeWo.Service.DCEntityMapper
-{
-    public class CompactOrganisationDC_Organisation : AbstractIDCEntityMapper<Organisation, CompactOrganisationDC>
-    {
-        public override CompactOrganisationDC MergeWithDC(Organisation pEntity, CompactOrganisationDC pDataContract)
-        {
-            pDataContract.OrganisationOid = pEntity.Oid.Value;
-            pDataContract.OrganisationVersion = pEntity.Version.Value;
-            pDataContract.Name = pEntity.Name;
-            pDataContract.Name2 = pEntity.Name2;
-            pDataContract.ActivationType = pEntity.IsActive;
-			pDataContract.DebitorNumber = pEntity.DebitorNumber;
-            pDataContract.BusinessPartnerId = pEntity.BusinessPartnerId;
-            pDataContract.IKDatenannahmestelle = pEntity.IKDatenannahmestelle;
-            pDataContract.IKKostentrager = pEntity.IKKostentrager;
-            pDataContract.IKKrankenkasse = pEntity.IKKrankenkasse;
-
-            if (pEntity.CostBearer != null)
-            {
-                pDataContract.CostBearerID = pEntity.CostBearer.ID;
-                pDataContract.CostBearerOid = pEntity.CostBearer.Oid;
-                pDataContract.CostBearerVersion = pEntity.CostBearer.Version;
-
-                pDataContract.CostRatePeriods = pEntity.CostBearer.CostRatePeriods.MapToNewDCs();
-
-                pDataContract.ActualHourlyRate = pDataContract.CostRatePeriods.GetCurrentlyValidRateValue(CostRatePeriodType.HourlyRate) ?? 0m;
-                pDataContract.ActualRateFactor = pDataContract.CostRatePeriods.GetCurrentlyValidRateValue(CostRatePeriodType.RateFactor) ?? 0m;
-                pDataContract.ActualMinuteIntervall = Convert.ToInt32(pDataContract.CostRatePeriods.GetCurrentlyValidRateValue(CostRatePeriodType.MinutesIntervall) ?? 0m);
-
-                pDataContract.IsCalculatingWithFactor = pEntity.CostBearer.IsCalculatingWithFactor;
-            }
-            if (pEntity.Function != null)
-            {
-                pDataContract.Function = pEntity.Function.Value;
-            }
-            return pDataContract;
-        }
-
-        // Compact Organisations are readonly
-        public override Organisation MergeWithEntity(CompactOrganisationDC pDataContract, Organisation pEntity)
-        {
-            return DAOFactory.GenericDAO.LoadByID<Organisation>(pDataContract.OrganisationOid);
-        }
-
-        protected override bool AreDCAndEntityEqual(CompactOrganisationDC pDC, Organisation pEntity)
-        {
-            return pDC.OrganisationOid == pEntity.Oid;
-        }
-
-        //public override CompactOrganisationDC CreateNewDC()
-        //{
-        //    CompactOrganisationDC dc = new CompactOrganisationDC();
-        //    dc.CostRatePeriods = new List<CostRatePeriodDC>();
-        //    return dc;
-        //}
-        
-    }
+using System;
+using System.Collections.Generic;
+using BS.Shared.DataContracts;
+using BeWo.Data.Access;
+using BeWo.Data.Entities;
+
+using BS.Shared;
+using BS.Shared.DataContracts.Compact;
+using BS.Shared.Extensions;
+
+namespace BeWo.Service.DCEntityMapper.Compact
+{
+    public class CompactOrganisationDC_Organisation : AbstractIDCEntityMapper<Organisation, CompactOrganisationDC>
+    {
+        public override CompactOrganisationDC MergeWithDC(Organisation pEntity, CompactOrganisationDC pDataContract)
+        {
+            pDataContract.OrganisationOid = pEntity.Oid.Value;
+            pDataContract.OrganisationVersion = pEntity.Version.Value;
+            pDataContract.Name = pEntity.Name;
+            pDataContract.Name2 = pEntity.Name2;
+            pDataContract.ActivationType = pEntity.IsActive;
+			pDataContract.DebitorNumber = pEntity.DebitorNumber;
+            pDataContract.BusinessPartnerId = pEntity.BusinessPartnerId;
+            pDataContract.IKDatenannahmestelle = pEntity.IKDatenannahmestelle;
+            pDataContract.IKKostentrager = pEntity.IKKostentrager;
+            pDataContract.IKKrankenkasse = pEntity.IKKrankenkasse;
+
+            if (pEntity.CostBearer != null)
+            {
+                pDataContract.CostBearerID = pEntity.CostBearer.ID;
+                pDataContract.CostBearerOid = pEntity.CostBearer.Oid;
+                pDataContract.CostBearerVersion = pEntity.CostBearer.Version;
+
+                pDataContract.CostRatePeriods = pEntity.CostBearer.CostRatePeriods.MapToNewDCs();
+
+                pDataContract.ActualHourlyRate = pDataContract.CostRatePeriods.GetCurrentlyValidRateValue(CostRatePeriodType.HourlyRate) ?? 0m;
+                pDataContract.ActualRateFactor = pDataContract.CostRatePeriods.GetCurrentlyValidRateValue(CostRatePeriodType.RateFactor) ?? 0m;
+                pDataContract.ActualMinuteIntervall = Convert.ToInt32(pDataContract.CostRatePeriods.GetCurrentlyValidRateValue(CostRatePeriodType.MinutesIntervall) ?? 0m);
+
+                pDataContract.IsCalculatingWithFactor = pEntity.CostBearer.IsCalculatingWithFactor;
+            }
+            if (pEntity.Function != null)
+            {
+                pDataContract.Function = pEntity.Function.Value;
+            }
+            return pDataContract;
+        }
+
+        // Compact Organisations are readonly
+        public override Organisation MergeWithEntity(CompactOrganisationDC pDataContract, Organisation pEntity)
+        {
+            return DAOFactory.GenericDAO.LoadByID<Organisation>(pDataContract.OrganisationOid);
+        }
+
+        protected override bool AreDCAndEntityEqual(CompactOrganisationDC pDC, Organisation pEntity)
+        {
+            return pDC.OrganisationOid == pEntity.Oid;
+        }
+
+        //public override CompactOrganisationDC CreateNewDC()
+        //{
+        //    CompactOrganisationDC dc = new CompactOrganisationDC();
+        //    dc.CostRatePeriods = new List<CostRatePeriodDC>();
+        //    return dc;
+        //}
+        
+    }
 }
\ No newline at end of file
diff --git a/Service/DCEntityMapper/CompactPersonDC_Person.cs b/Service/DCEntityMapper/Compact/CompactPersonDC_Person.cs
similarity index 95%
rename from Service/DCEntityMapper/CompactPersonDC_Person.cs
rename to Service/DCEntityMapper/Compact/CompactPersonDC_Person.cs
index 0d9dbd7cb..3535f4645 100644
--- a/Service/DCEntityMapper/CompactPersonDC_Person.cs
+++ b/Service/DCEntityMapper/Compact/CompactPersonDC_Person.cs
@@ -1,63 +1,63 @@
-using BeWo.Data.Entities;
-
-using BS.Shared.DataContracts.Compact;
-
-namespace BeWo.Service.DCEntityMapper
-{
-    public class CompactPersonDC_Person : AbstractIDCEntityMapper<Person, CompactPersonDC>
-    {
-        public override CompactPersonDC MergeWithDC(Person pEntity, CompactPersonDC pDataContract)
-        {
-            pDataContract.DateOfBirth = pEntity.DateOfBirth;
-            pDataContract.FirstName = pEntity.FirstName;
-            pDataContract.LastName = pEntity.LastName;
-            pDataContract.PersonOid = pEntity.Oid.Value;
-            pDataContract.PersonVersion = pEntity.Version.Value;
-            pDataContract.ActivationType = pEntity.IsActive;
-            pDataContract.PersonType = pEntity.Type;
-            pDataContract.FamilyStatus = pEntity.FamilyStatus;
-            pDataContract.Geschlecht = pEntity.Sex;
-
-            if (pEntity.Title != null)
-            {
-                pDataContract.Title = pEntity.Title.Value;
-            }
-
-            if (pEntity.Function != null)
-            {
-                pDataContract.Function = pEntity.Function.Value;
-            }
-
-            if (pEntity.Address != null)
-            {
-                pDataContract.Street = pEntity.Address.Street;
-                pDataContract.PostalCode = pEntity.Address.PostalCode;
-                pDataContract.Town = pEntity.Address.Town;
-            }
-
-            pDataContract.OrganisationRelations = MapperFactory.Organisation2PersonDC_Organisation2Person.MapToNewDCs(pEntity.Organisation2Persons);
-
-            return pDataContract;
-        }
-
-        public override Person MergeWithEntity(CompactPersonDC pDataContract, Person pEntity)
-        {
-            this.ConcurrencyCheck(pDataContract.PersonVersion, pEntity);
-
-            pEntity.Oid = pDataContract.PersonOid;
-            pEntity.DateOfBirth = pDataContract.DateOfBirth;
-            pEntity.FirstName = pDataContract.FirstName;
-            pEntity.LastName = pDataContract.LastName;
-            pEntity.IsActive = pDataContract.ActivationType;
-
-            MapperFactory.Organisation2PersonDC_Organisation2Person.MergeWithEntitys(pDataContract.OrganisationRelations, pEntity.Organisation2Persons);
-
-            return pEntity;
-        }
-
-        protected override bool AreDCAndEntityEqual(CompactPersonDC pDC, Person pEntity)
-        {
-            return pDC.PersonOid == pEntity.Oid;
-        }
-    }
+using BeWo.Data.Entities;
+
+using BS.Shared.DataContracts.Compact;
+
+namespace BeWo.Service.DCEntityMapper.Compact
+{
+    public class CompactPersonDC_Person : AbstractIDCEntityMapper<Person, CompactPersonDC>
+    {
+        public override CompactPersonDC MergeWithDC(Person pEntity, CompactPersonDC pDataContract)
+        {
+            pDataContract.DateOfBirth = pEntity.DateOfBirth;
+            pDataContract.FirstName = pEntity.FirstName;
+            pDataContract.LastName = pEntity.LastName;
+            pDataContract.PersonOid = pEntity.Oid.Value;
+            pDataContract.PersonVersion = pEntity.Version.Value;
+            pDataContract.ActivationType = pEntity.IsActive;
+            pDataContract.PersonType = pEntity.Type;
+            pDataContract.FamilyStatus = pEntity.FamilyStatus;
+            pDataContract.Geschlecht = pEntity.Sex;
+
+            if (pEntity.Title != null)
+            {
+                pDataContract.Title = pEntity.Title.Value;
+            }
+
+            if (pEntity.Function != null)
+            {
+                pDataContract.Function = pEntity.Function.Value;
+            }
+
+            if (pEntity.Address != null)
+            {
+                pDataContract.Street = pEntity.Address.Street;
+                pDataContract.PostalCode = pEntity.Address.PostalCode;
+                pDataContract.Town = pEntity.Address.Town;
+            }
+
+            pDataContract.OrganisationRelations = MapperFactory.Organisation2PersonDC_Organisation2Person.MapToNewDCs(pEntity.Organisation2Persons);
+
+            return pDataContract;
+        }
+
+        public override Person MergeWithEntity(CompactPersonDC pDataContract, Person pEntity)
+        {
+            this.ConcurrencyCheck(pDataContract.PersonVersion, pEntity);
+
+            pEntity.Oid = pDataContract.PersonOid;
+            pEntity.DateOfBirth = pDataContract.DateOfBirth;
+            pEntity.FirstName = pDataContract.FirstName;
+            pEntity.LastName = pDataContract.LastName;
+            pEntity.IsActive = pDataContract.ActivationType;
+
+            MapperFactory.Organisation2PersonDC_Organisation2Person.MergeWithEntitys(pDataContract.OrganisationRelations, pEntity.Organisation2Persons);
+
+            return pEntity;
+        }
+
+        protected override bool AreDCAndEntityEqual(CompactPersonDC pDC, Person pEntity)
+        {
+            return pDC.PersonOid == pEntity.Oid;
+        }
+    }
 }
\ No newline at end of file
diff --git a/Service/DCEntityMapper/CompactSupportConceptDC_SupportConcept.cs b/Service/DCEntityMapper/Compact/CompactSupportConceptDC_SupportConcept.cs
similarity index 96%
rename from Service/DCEntityMapper/CompactSupportConceptDC_SupportConcept.cs
rename to Service/DCEntityMapper/Compact/CompactSupportConceptDC_SupportConcept.cs
index e7e23fc2d..681e00baa 100644
--- a/Service/DCEntityMapper/CompactSupportConceptDC_SupportConcept.cs
+++ b/Service/DCEntityMapper/Compact/CompactSupportConceptDC_SupportConcept.cs
@@ -1,80 +1,80 @@
-using System;
-
-using BeWo.Data.Entities;
-
-using BS.Shared.DataContracts.Compact;
-
-namespace BeWo.Service.DCEntityMapper
-{
-    public class CompactSupportConceptDC_SupportConcept : AbstractIDCEntityMapper<SupportConcept, CompactSupportConceptDC>
-    {
-        #region Public Methods
-
-        public override CompactSupportConceptDC MergeWithDC(SupportConcept pEntity, CompactSupportConceptDC pDataContract)
-        {
-            pDataContract.SupportConceptOid = pEntity.Oid.Value;
-            pDataContract.SupportConceptVersion = pEntity.Version.Value;
-            pDataContract.Customer = MapperFactory.CompactCustomerDC_Customer.MapToNewDC(pEntity.Customer);
-            pDataContract.ActivationType = pEntity.IsActive;
-            pDataContract.ConferenceDate = pEntity.ConferenceDate;
-
-            foreach (var iCBRel in pEntity.CostBearer2SupportConceptList)
-            {
-                CompactCostBearerDC costBearer = new CompactCostBearerDC();
-
-                if (iCBRel.CostBearer.Organisation != null)
-                {
-                    CompactOrganisationDC orgDC = new CompactOrganisationDC();
-                    orgDC.Name = iCBRel.CostBearer.Organisation.Name;
-                    orgDC.OrganisationOid = iCBRel.CostBearer.Organisation.Oid.Value;
-
-                    if (iCBRel.CostBearer.Organisation.Address != null)
-                    {
-                        orgDC.Street = iCBRel.CostBearer.Organisation.Address.Street;
-                        orgDC.PostalCode = iCBRel.CostBearer.Organisation.Address.PostalCode;
-                        orgDC.Town = iCBRel.CostBearer.Organisation.Address.Town;
-                    }
-
-                    costBearer.Organisation = orgDC;
-                }
-                costBearer.CostBearerID = iCBRel.CostBearer.ID;
-                costBearer.CostBearerOid = iCBRel.CostBearer.Oid.Value;
-                costBearer.CostBearer2SupportConceptOid = iCBRel.Oid.Value;
-                costBearer.SupportConceptStatus = iCBRel.Status;
-                costBearer.RequestedStartDate = iCBRel.RequestedStartDate;
-                costBearer.RequestedEndDate = iCBRel.RequestedEndDate;
-                costBearer.ApprovedStartDate = iCBRel.ApprovedStartDate;
-                costBearer.ApprovedEndDate = iCBRel.ApprovedEndDate;
-
-// costBearer.ApprovedFLS = iCBRel.ApprovedFLS;
-                // costBearer.ApprovedFLSTotal = iCBRel.ApprovedFLSTotal;
-                costBearer.CustomerReferenceNumber = iCBRel.CustomerReferenceNumber;
-                costBearer.IsCalculatingWithFactor = iCBRel.CostBearer.IsCalculatingWithFactor;
-
-                pDataContract.IsApproved = iCBRel.ApprovedStartDate.HasValue;
-                pDataContract.CostBearerList.Add(costBearer);
-                pDataContract.CostBearerOids2CostBearerRelOids.Add(costBearer.Oid.Value, iCBRel.Oid.Value);
-                pDataContract.CustomerReferenceNumbers.Add(iCBRel.CustomerReferenceNumber);
-                pDataContract.CostBearerRelOids.Add(iCBRel.Oid.Value);
-            }
-
-            return pDataContract;
-        }
-
-        public override SupportConcept MergeWithEntity(CompactSupportConceptDC pDataContract, SupportConcept pEntity)
-        {
-            throw new NotImplementedException();
-        }
-
-        #endregion
-
-        #region Methods
-
-        protected override bool AreDCAndEntityEqual(CompactSupportConceptDC pDC, SupportConcept pEntity)
-        {
-            return pDC.SupportConceptOid == pEntity.Oid;
-        }
-
-        #endregion
-    }
+using System;
+
+using BeWo.Data.Entities;
+
+using BS.Shared.DataContracts.Compact;
+
+namespace BeWo.Service.DCEntityMapper.Compact
+{
+    public class CompactSupportConceptDC_SupportConcept : AbstractIDCEntityMapper<SupportConcept, CompactSupportConceptDC>
+    {
+        #region Public Methods
+
+        public override CompactSupportConceptDC MergeWithDC(SupportConcept pEntity, CompactSupportConceptDC pDataContract)
+        {
+            pDataContract.SupportConceptOid = pEntity.Oid.Value;
+            pDataContract.SupportConceptVersion = pEntity.Version.Value;
+            pDataContract.Customer = MapperFactory.CompactCustomerDC_Customer.MapToNewDC(pEntity.Customer);
+            pDataContract.ActivationType = pEntity.IsActive;
+            pDataContract.ConferenceDate = pEntity.ConferenceDate;
+
+            foreach (var iCBRel in pEntity.CostBearer2SupportConceptList)
+            {
+                CompactCostBearerDC costBearer = new CompactCostBearerDC();
+
+                if (iCBRel.CostBearer.Organisation != null)
+                {
+                    CompactOrganisationDC orgDC = new CompactOrganisationDC();
+                    orgDC.Name = iCBRel.CostBearer.Organisation.Name;
+                    orgDC.OrganisationOid = iCBRel.CostBearer.Organisation.Oid.Value;
+
+                    if (iCBRel.CostBearer.Organisation.Address != null)
+                    {
+                        orgDC.Street = iCBRel.CostBearer.Organisation.Address.Street;
+                        orgDC.PostalCode = iCBRel.CostBearer.Organisation.Address.PostalCode;
+                        orgDC.Town = iCBRel.CostBearer.Organisation.Address.Town;
+                    }
+
+                    costBearer.Organisation = orgDC;
+                }
+                costBearer.CostBearerID = iCBRel.CostBearer.ID;
+                costBearer.CostBearerOid = iCBRel.CostBearer.Oid.Value;
+                costBearer.CostBearer2SupportConceptOid = iCBRel.Oid.Value;
+                costBearer.SupportConceptStatus = iCBRel.Status;
+                costBearer.RequestedStartDate = iCBRel.RequestedStartDate;
+                costBearer.RequestedEndDate = iCBRel.RequestedEndDate;
+                costBearer.ApprovedStartDate = iCBRel.ApprovedStartDate;
+                costBearer.ApprovedEndDate = iCBRel.ApprovedEndDate;
+
+// costBearer.ApprovedFLS = iCBRel.ApprovedFLS;
+                // costBearer.ApprovedFLSTotal = iCBRel.ApprovedFLSTotal;
+                costBearer.CustomerReferenceNumber = iCBRel.CustomerReferenceNumber;
+                costBearer.IsCalculatingWithFactor = iCBRel.CostBearer.IsCalculatingWithFactor;
+
+                pDataContract.IsApproved = iCBRel.ApprovedStartDate.HasValue;
+                pDataContract.CostBearerList.Add(costBearer);
+                pDataContract.CostBearerOids2CostBearerRelOids.Add(costBearer.Oid.Value, iCBRel.Oid.Value);
+                pDataContract.CustomerReferenceNumbers.Add(iCBRel.CustomerReferenceNumber);
+                pDataContract.CostBearerRelOids.Add(iCBRel.Oid.Value);
+            }
+
+            return pDataContract;
+        }
+
+        public override SupportConcept MergeWithEntity(CompactSupportConceptDC pDataContract, SupportConcept pEntity)
+        {
+            throw new NotImplementedException();
+        }
+
+        #endregion
+
+        #region Methods
+
+        protected override bool AreDCAndEntityEqual(CompactSupportConceptDC pDC, SupportConcept pEntity)
+        {
+            return pDC.SupportConceptOid == pEntity.Oid;
+        }
+
+        #endregion
+    }
 }
\ No newline at end of file
diff --git a/Service/DCEntityMapper/CompactTeamDC_Team.cs b/Service/DCEntityMapper/Compact/CompactTeamDC_Team.cs
similarity index 93%
rename from Service/DCEntityMapper/CompactTeamDC_Team.cs
rename to Service/DCEntityMapper/Compact/CompactTeamDC_Team.cs
index a7338dfaf..0d4fb77ae 100644
--- a/Service/DCEntityMapper/CompactTeamDC_Team.cs
+++ b/Service/DCEntityMapper/Compact/CompactTeamDC_Team.cs
@@ -1,31 +1,31 @@
-using System;
-
-using BeWo.Data.Entities;
-
-using BS.Shared.DataContracts.Compact;
-
-namespace BeWo.Service.DCEntityMapper
-{
-    public class CompactTeamDC_Team : AbstractIDCEntityMapper<Team, CompactTeamDC>
-    {
-        public override CompactTeamDC MergeWithDC(Team pEntity, CompactTeamDC pDataContract)
-        {
-            pDataContract.Name = pEntity.Name;
-            pDataContract.LeaderString = pEntity.Leader.Person.LastName + ", " + pEntity.Leader.Person.FirstName;
-            pDataContract.TeamOid = pEntity.Oid.Value;
-            pDataContract.TeamVersion = pEntity.Version.Value;
-
-            return pDataContract;
-        }
-
-        public override Team MergeWithEntity(CompactTeamDC pDataContract, Team pEntity)
-        {
-            throw new NotImplementedException();
-        }
-
-        protected override bool AreDCAndEntityEqual(CompactTeamDC pDC, Team pEntity)
-        {
-            return pDC.TeamOid == pEntity.Oid;
-        }
-    }
+using System;
+
+using BeWo.Data.Entities;
+
+using BS.Shared.DataContracts.Compact;
+
+namespace BeWo.Service.DCEntityMapper.Compact
+{
+    public class CompactTeamDC_Team : AbstractIDCEntityMapper<Team, CompactTeamDC>
+    {
+        public override CompactTeamDC MergeWithDC(Team pEntity, CompactTeamDC pDataContract)
+        {
+            pDataContract.Name = pEntity.Name;
+            pDataContract.LeaderString = pEntity.Leader.Person.LastName + ", " + pEntity.Leader.Person.FirstName;
+            pDataContract.TeamOid = pEntity.Oid.Value;
+            pDataContract.TeamVersion = pEntity.Version.Value;
+
+            return pDataContract;
+        }
+
+        public override Team MergeWithEntity(CompactTeamDC pDataContract, Team pEntity)
+        {
+            throw new NotImplementedException();
+        }
+
+        protected override bool AreDCAndEntityEqual(CompactTeamDC pDC, Team pEntity)
+        {
+            return pDC.TeamOid == pEntity.Oid;
+        }
+    }
 }
\ No newline at end of file
diff --git a/Service/DCEntityMapper/CompactTokenDC_Token.cs b/Service/DCEntityMapper/Compact/CompactTokenDC_Token.cs
similarity index 96%
rename from Service/DCEntityMapper/CompactTokenDC_Token.cs
rename to Service/DCEntityMapper/Compact/CompactTokenDC_Token.cs
index a77a8f690..c647f2b50 100644
--- a/Service/DCEntityMapper/CompactTokenDC_Token.cs
+++ b/Service/DCEntityMapper/Compact/CompactTokenDC_Token.cs
@@ -3,7 +3,7 @@ using BeWo.Data.Entities;
 using System.Linq;
 using BS.Shared.DataContracts.Compact;
 
-namespace BeWo.Service.DCEntityMapper
+namespace BeWo.Service.DCEntityMapper.Compact
 {
     public class CompactTokenDC_Token : AbstractIDCEntityMapper<Token, CompactTokenDC>
     {
diff --git a/Service/DCEntityMapper/CompactUserDC_ApplicationUser.cs b/Service/DCEntityMapper/Compact/CompactUserDC_ApplicationUser.cs
similarity index 94%
rename from Service/DCEntityMapper/CompactUserDC_ApplicationUser.cs
rename to Service/DCEntityMapper/Compact/CompactUserDC_ApplicationUser.cs
index 189a49851..209e71598 100644
--- a/Service/DCEntityMapper/CompactUserDC_ApplicationUser.cs
+++ b/Service/DCEntityMapper/Compact/CompactUserDC_ApplicationUser.cs
@@ -1,37 +1,37 @@
-using System;
-
-using BeWo.Data.Entities;
-
-using BS.Shared.DataContracts.Compact;
-
-namespace BeWo.Service.DCEntityMapper
-{
-    public class CompactUserDC_ApplicationUser : AbstractIDCEntityMapper<ApplicationUser, CompactUserDC>
-    {
-        public override CompactUserDC MergeWithDC(ApplicationUser pEntity, CompactUserDC pDataContract)
-        {
-            pDataContract.LoginName = pEntity.LoginName;
-            pDataContract.UserOid = pEntity.Oid.Value;
-            pDataContract.UserVersion = pEntity.Version.Value;
-            if (pEntity.Employee != null)
-            {
-                pDataContract.EmployeeOid = pEntity.Employee.Oid;
-                pDataContract.EmployeeFirstName = pEntity.Employee.Person.FirstName;
-                pDataContract.EmployeeLastName = pEntity.Employee.Person.LastName;
-            }
-
-            return pDataContract;
-        }
-
-        public override ApplicationUser MergeWithEntity(CompactUserDC pDataContract, ApplicationUser pEntity)
-        {
-            // compact is read only
-            throw new NotImplementedException();
-        }
-
-        protected override bool AreDCAndEntityEqual(CompactUserDC pDC, ApplicationUser pEntity)
-        {
-            return pDC.UserOid == pEntity.Oid;
-        }
-    }
+using System;
+
+using BeWo.Data.Entities;
+
+using BS.Shared.DataContracts.Compact;
+
+namespace BeWo.Service.DCEntityMapper.Compact
+{
+    public class CompactUserDC_ApplicationUser : AbstractIDCEntityMapper<ApplicationUser, CompactUserDC>
+    {
+        public override CompactUserDC MergeWithDC(ApplicationUser pEntity, CompactUserDC pDataContract)
+        {
+            pDataContract.LoginName = pEntity.LoginName;
+            pDataContract.UserOid = pEntity.Oid.Value;
+            pDataContract.UserVersion = pEntity.Version.Value;
+            if (pEntity.Employee != null)
+            {
+                pDataContract.EmployeeOid = pEntity.Employee.Oid;
+                pDataContract.EmployeeFirstName = pEntity.Employee.Person.FirstName;
+                pDataContract.EmployeeLastName = pEntity.Employee.Person.LastName;
+            }
+
+            return pDataContract;
+        }
+
+        public override ApplicationUser MergeWithEntity(CompactUserDC pDataContract, ApplicationUser pEntity)
+        {
+            // compact is read only
+            throw new NotImplementedException();
+        }
+
+        protected override bool AreDCAndEntityEqual(CompactUserDC pDC, ApplicationUser pEntity)
+        {
+            return pDC.UserOid == pEntity.Oid;
+        }
+    }
 }
\ No newline at end of file
diff --git a/Service/DCEntityMapper/CompactVertreterEmployeeDC_VertreterEmployee.cs b/Service/DCEntityMapper/Compact/CompactVertreterEmployeeDC_VertreterEmployee.cs
similarity index 98%
rename from Service/DCEntityMapper/CompactVertreterEmployeeDC_VertreterEmployee.cs
rename to Service/DCEntityMapper/Compact/CompactVertreterEmployeeDC_VertreterEmployee.cs
index 552e19e7c..521bc3da8 100644
--- a/Service/DCEntityMapper/CompactVertreterEmployeeDC_VertreterEmployee.cs
+++ b/Service/DCEntityMapper/Compact/CompactVertreterEmployeeDC_VertreterEmployee.cs
@@ -5,7 +5,7 @@ using System.Linq;
 using BS.Shared.DataContracts;
 using BS.Shared.DataContracts.Compact;
 
-namespace BeWo.Service.DCEntityMapper
+namespace BeWo.Service.DCEntityMapper.Compact
 {
     public class CompactVertreterEmployeeDC_VertreterEmployee : AbstractIDCEntityMapper<Employee, CompactVertreterEmployeeDC>
     {
diff --git a/Service/DCEntityMapper/CompactWohnheimDC_Wohnheim.cs b/Service/DCEntityMapper/Compact/CompactWohnheimDC_Wohnheim.cs
similarity index 95%
rename from Service/DCEntityMapper/CompactWohnheimDC_Wohnheim.cs
rename to Service/DCEntityMapper/Compact/CompactWohnheimDC_Wohnheim.cs
index 75d0b5406..6644c29f9 100644
--- a/Service/DCEntityMapper/CompactWohnheimDC_Wohnheim.cs
+++ b/Service/DCEntityMapper/Compact/CompactWohnheimDC_Wohnheim.cs
@@ -1,41 +1,41 @@
-using BeWo.Data.Access;
-using BeWo.Data.Entities;
-using System.Linq;
-using BS.Shared.DataContracts.Compact;
-
-namespace BeWo.Service.DCEntityMapper
-{
-    public class CompactWohnheimDC_Wohnheim : AbstractIDCEntityMapper<Wohnheim, CompactWohnheimDC>
-    {
-        public override CompactWohnheimDC MergeWithDC(Wohnheim pEntity, CompactWohnheimDC pDataContract)
-        {
-            pDataContract.WohnheimOid = pEntity.Oid.Value;
-            pDataContract.Version = pEntity.Version.Value;
-            pDataContract.WohnheimName = pEntity.WohnheimName;
-            pDataContract.Strasse = pEntity.Strasse;
-            pDataContract.PLZ = pEntity.PLZ;
-            pDataContract.Ort = pEntity.Ort;
-            pDataContract.ActivationType = pEntity.IsActive;
-            pDataContract.Bemerkung = pEntity.Bemerkung;
-            pDataContract.PflichtbesetzungStart = pEntity.PflichtbesetzungStart;
-            pDataContract.PflichtbesetzungEnde = pEntity.PflichtbesetzungEnde;
-            pDataContract.PflichtbesetzungEinblenden = pEntity.PflichtbesetzungEinblenden;
-            pDataContract.StandardZeilenanzahl = pEntity.StandardZeilenanzahl;
-            pDataContract.CustomerOids = pEntity.Customer2WohnheimList.Select(c => c.CustomerOid.Value).ToList();
-            pDataContract.EmployeeOids = pEntity.Employee2WohnheimList.Select(c => c.EmployeeOid.Value).ToList();
-
-            return pDataContract;
-        }
-
-        // COMPACT Wohnheim ARE NOT EDITABLE
-        public override Wohnheim MergeWithEntity(CompactWohnheimDC pDataContract, Wohnheim pEntity)
-        {
-            return DAOFactory.GenericDAO.LoadByID<Wohnheim>(pDataContract.WohnheimOid);
-        }
-
-        protected override bool AreDCAndEntityEqual(CompactWohnheimDC pDC, Wohnheim pEntity)
-        {
-            return pDC.WohnheimOid == pEntity.Oid;
-        }
-    }
+using BeWo.Data.Access;
+using BeWo.Data.Entities;
+using System.Linq;
+using BS.Shared.DataContracts.Compact;
+
+namespace BeWo.Service.DCEntityMapper.Compact
+{
+    public class CompactWohnheimDC_Wohnheim : AbstractIDCEntityMapper<Wohnheim, CompactWohnheimDC>
+    {
+        public override CompactWohnheimDC MergeWithDC(Wohnheim pEntity, CompactWohnheimDC pDataContract)
+        {
+            pDataContract.WohnheimOid = pEntity.Oid.Value;
+            pDataContract.Version = pEntity.Version.Value;
+            pDataContract.WohnheimName = pEntity.WohnheimName;
+            pDataContract.Strasse = pEntity.Strasse;
+            pDataContract.PLZ = pEntity.PLZ;
+            pDataContract.Ort = pEntity.Ort;
+            pDataContract.ActivationType = pEntity.IsActive;
+            pDataContract.Bemerkung = pEntity.Bemerkung;
+            pDataContract.PflichtbesetzungStart = pEntity.PflichtbesetzungStart;
+            pDataContract.PflichtbesetzungEnde = pEntity.PflichtbesetzungEnde;
+            pDataContract.PflichtbesetzungEinblenden = pEntity.PflichtbesetzungEinblenden;
+            pDataContract.StandardZeilenanzahl = pEntity.StandardZeilenanzahl;
+            pDataContract.CustomerOids = pEntity.Customer2WohnheimList.Select(c => c.CustomerOid.Value).ToList();
+            pDataContract.EmployeeOids = pEntity.Employee2WohnheimList.Select(c => c.EmployeeOid.Value).ToList();
+
+            return pDataContract;
+        }
+
+        // COMPACT Wohnheim ARE NOT EDITABLE
+        public override Wohnheim MergeWithEntity(CompactWohnheimDC pDataContract, Wohnheim pEntity)
+        {
+            return DAOFactory.GenericDAO.LoadByID<Wohnheim>(pDataContract.WohnheimOid);
+        }
+
+        protected override bool AreDCAndEntityEqual(CompactWohnheimDC pDC, Wohnheim pEntity)
+        {
+            return pDC.WohnheimOid == pEntity.Oid;
+        }
+    }
 }
\ No newline at end of file
diff --git a/Service/DCEntityMapper/CompactGkvAbrechnungDC_GkvAbrechnung.cs b/Service/DCEntityMapper/CompactGkvAbrechnungDC_GkvAbrechnung.cs
deleted file mode 100644
index a643c406a..000000000
--- a/Service/DCEntityMapper/CompactGkvAbrechnungDC_GkvAbrechnung.cs
+++ /dev/null
@@ -1,46 +0,0 @@
-using BeWo.Data.Entities;
-using BS.Shared.DataContracts.Compact;
-using BS.Shared.Interface;
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
-
-namespace BeWo.Service.DCEntityMapper
-{
-	public class CompactGkvAbrechnungDC_GkvAbrechnung : AbstractIDCEntityMapper<GkvAbrechnung, CompactGkvAbrechnungDC>
-	{
-		public override CompactGkvAbrechnungDC MergeWithDC(GkvAbrechnung pEntity, CompactGkvAbrechnungDC pDataContract)
-		{
-			pDataContract.GkvAbrechnungOid = pEntity.Oid.Value;
-			pDataContract.GkvAbrechnungErstelltAm = pEntity.ErstelltAm;
-			pDataContract.GkvAbrechnungBetrag = pEntity.Betrag;
-			
-			if(pEntity.LastTransferProtokoll is GkvTransferProtokoll protokoll)
-			{
-				pDataContract.GkvProtokollZuletztGesendet = protokoll.ErstelltAm;
-				pDataContract.GkvProtokollSentDakotaSuccess = protokoll.SentDakotaSuccess;
-				pDataContract.GkvProtokollResultType = protokoll.ResultType;
-				pDataContract.GkvProtokollResultDatum = protokoll.Fehlerdatum;
-
-				if(string.IsNullOrWhiteSpace(protokoll.Fehlertitel))
-					pDataContract.GkvProtokollResultMessage = protokoll.Fehlernachricht;
-				else
-					pDataContract.GkvProtokollResultMessage = protokoll.Fehlertitel + ": " + protokoll.Fehlernachricht;
-			}
-
-			return pDataContract;
-		}
-
-		public override GkvAbrechnung MergeWithEntity(CompactGkvAbrechnungDC pDataContract, GkvAbrechnung pEntity)
-		{
-			throw new NotImplementedException();
-		}
-
-		protected override bool AreDCAndEntityEqual(CompactGkvAbrechnungDC pDC, GkvAbrechnung pEntity)
-		{
-			return pDC.GkvAbrechnungOid == pEntity.Oid;
-		}
-	}
-}
diff --git a/Service/DCEntityMapper/GkvAbrechnungDC_GkvAbrechnung.cs b/Service/DCEntityMapper/GkvAbrechnungDC_GkvAbrechnung.cs
index e2aa84528..7f4af9783 100644
--- a/Service/DCEntityMapper/GkvAbrechnungDC_GkvAbrechnung.cs
+++ b/Service/DCEntityMapper/GkvAbrechnungDC_GkvAbrechnung.cs
@@ -1,11 +1,13 @@
 using BeWo.Data.Access;
 using BeWo.Data.Entities;
+using BeWo.Data.Entities.Light;
+using BS.Shared;
 using BS.Shared.Core;
 using BS.Shared.DataContracts;
 using BS.Shared.DataContracts.GkvAbrechnung;
 using BS.Shared.Extensions;
 using BS.Shared.Interface;
-using NHibernate.Linq;
+using System;
 using System.Collections.Generic;
 using System.Linq;
 
@@ -13,26 +15,71 @@ namespace BeWo.Service.DCEntityMapper
 {
     public class GkvAbrechnungDC_GkvAbrechnung : AbstractIDCEntityMapper<GkvAbrechnung, GkvAbrechnungDC>
     {
-		public void ClearRawData(List<GkvAbrechnungDC> gkvAbrechnungen)
-		{
-			if ((!gkvAbrechnungen?.Any()) ?? true)
-				return;
+        public static Tuple<bool, string> GetValidation(IGkvAbrechnung gkvAbrechnung, GkvState state, long orga_oid)
+        {
+            bool isReady = false;
+			string tooltip = "unknown error";
 
-			foreach (var gkvAbrechnung in gkvAbrechnungen)
+			switch (state)
 			{
-                ClearRawData(gkvAbrechnung);
+				case GkvState.NoSend:
+					isReady = true;
+					tooltip = "Senden";
+					break;
+				case GkvState.ErrorSoft:
+					isReady = true;
+					tooltip = "Erneut senden";
+					break;
+				case GkvState.ErrorFatal:
+					isReady = false;
+					tooltip = "Fataler Fehler";
+					break;
+				case GkvState.ErrorFolgefehler:
+					isReady = false;
+					tooltip = "Folgefehler";
+					break;
+				case GkvState.Paid:
+					isReady = false;
+					tooltip = "Bereits bezahlt";
+					break;
+				case GkvState.WaitingForDakota:
+					isReady = false;
+					tooltip = "Warte auf Ãœbertragung";
+					break;
+				case GkvState.WaitingForKrankenkasse:
+					isReady = false;
+					tooltip = "Warte auf Gkv";
+					break;
+				case GkvState.WaitingForKrankenkasseTooLong:
+					isReady = false;
+					tooltip = "Informieren sie sich bei der jeweiligen Gkv";
+					break;
+				case GkvState.WaitingForUrbelege:
+					isReady = false;
+					tooltip = "Urbelege noch nicht gesendet";
+					break;
+				default:
+					break;
 			}
-		}
 
-		public void ClearRawData(GkvAbrechnungDC gkvAbrechnung)
-		{
-            if ((!gkvAbrechnung.TransferProtokolle?.Any()) ?? true)
-                return;
+			if (isReady)
+			{
+				// Hole OrganisationLight
+				var orga = DAOFactory.GenericDAO.LoadByID<OrganisationLight>(orga_oid);
+				
+				if (!Validator.IsOrganisationInformationValid(orga))
+				{
+					isReady = false;
+					tooltip = "Organisation ist nicht Gkv Ready";
+				}
+				else if (!DAOFactory.FinanceDAO.HaveIKDatenannahmestelleChanged(gkvAbrechnung, orga.IKDatenannahmestelle))
+				{
+					isReady = false;
+					tooltip = "Datenannahmestelle hat sich geändert. Bitte neue Abrechnung erstellen.";
+				}
+			}
 
-            foreach (var protokoll in gkvAbrechnung.TransferProtokolle)
-            {
-                MapperFactory.GkvTransferProtokollDC_GkvTransferprotokoll.ClearRawData(protokoll);
-            }
+			return new Tuple<bool, string>(isReady, tooltip);
 		}
 
 		public override GkvAbrechnungDC MergeWithDC(GkvAbrechnung pEntity, GkvAbrechnungDC pDataContract)
@@ -44,8 +91,8 @@ namespace BeWo.Service.DCEntityMapper
 
             var orga = pEntity.Organisation;
 
-            pDataContract.GkvAbrechnungOid = pEntity.Oid;
-            pDataContract.GkvAbrechnungVersion = pEntity.Version;
+            pDataContract.Oid = pEntity.Oid;
+            pDataContract.Version = pEntity.Version;
             pDataContract.Notice = pEntity.Notice;
 
             pDataContract.AbrechnungsZeitraumStart = pEntity.AbrechnungsZeitraumStart;
@@ -61,75 +108,11 @@ namespace BeWo.Service.DCEntityMapper
 
             pDataContract.Organisation = MapperFactory.OrganisationDC_OrganisationMapper.MapToNewDC(orga);
 
-            pDataContract.TransferProtokolle = MapperFactory.GkvTransferProtokollDC_GkvTransferprotokoll.MapToNewDCs(pEntity.GkvTransferProtokolle);
+            pDataContract.Protokolle = MapperFactory.GkvTransferProtokollDC_GkvTransferprotokoll.MapToNewDCs(pEntity.GkvTransferProtokolle);
 
-            bool isReady = false;
-            string tooltip = "unknown error";
+			var (isReady, tooltip) = GetValidation(pEntity, pEntity.GetState(), orga.Oid.Value);
 
-            var state = pDataContract.GetState();
-
-			switch (state)  
-			{
-				case BS.Shared.GkvState.NoSend:
-                    isReady = true;
-					tooltip = "Senden";
-					break;
-				case BS.Shared.GkvState.ErrorSoft:
-                    isReady = true;
-                    tooltip = "Erneut senden";
-                    break;
-				case BS.Shared.GkvState.ErrorFatal:
-                    isReady = false;
-                    tooltip = "Fataler Fehler";
-                    break;
-                case BS.Shared.GkvState.ErrorFolgefehler:
-                    isReady = false;
-                    tooltip = "Folgefehler";
-                    break;
-                case BS.Shared.GkvState.Paid:
-                    isReady = false;
-                    tooltip = "Bereits bezahlt";
-                    break;
-				case BS.Shared.GkvState.WaitingForDakota:
-                    isReady = false;
-                    tooltip = "Warte auf Ãœbertragung";
-                    break;
-				case BS.Shared.GkvState.WaitingForKrankenkasse:
-                    isReady = false;
-                    tooltip = "Warte auf Gkv";
-					break;
-				case BS.Shared.GkvState.WaitingForKrankenkasseTooLong:
-                    isReady = false;
-                    tooltip = "Informieren sie sich bei der jeweiligen Gkv";
-                    break;
-				case BS.Shared.GkvState.WaitingForUrbelege:
-                    isReady = false;
-                    tooltip = "Urbelege noch nicht gesendet";
-                    break;
-				default:
-					break;
-			}
-
-			if (isReady)
-			{
-                if(!Validator.IsOrganisationInformationValid(orga.IKDatenannahmestelle, orga.IKKostentrager, orga.IKKrankenkasse, orga.BezDatenannahmestelle))
-                {
-                    isReady = false;
-                    tooltip = "Organisation fehlen Informationen";
-                }
-				else if(pDataContract.TransferProtokolle is IList<GkvTransferProtokollDC> list && list.Any())
-				{
-                    var last_prot_w_daten = list.Select(x => x.IKDatenannahmestelle).Where((x) => !string.IsNullOrEmpty(x)).LastOrDefault();
-
-					if (!string.IsNullOrEmpty(last_prot_w_daten) && last_prot_w_daten != orga.IKDatenannahmestelle)
-                    {
-                        isReady = false;
-                        tooltip = "Datenannahmestelle hat sich geändert. Bitte neue Abrechnung erstellen.";
-                    }
-                }
-            }
-
-            pDataContract.IsReady2Send = isReady;
+			pDataContract.IsReady2Send = isReady;
             pDataContract.SendTooltip = tooltip; 
 
             return pDataContract;
@@ -137,10 +120,10 @@ namespace BeWo.Service.DCEntityMapper
 
         public override GkvAbrechnung MergeWithEntity(GkvAbrechnungDC pDataContract, GkvAbrechnung pEntity)
         {
-            this.ConcurrencyCheck(pDataContract.GkvAbrechnungVersion, pEntity);
+            this.ConcurrencyCheck(pDataContract.Version, pEntity);
 
-            pEntity.Oid = pDataContract.GkvAbrechnungOid;
-            pEntity.Version = pDataContract.GkvAbrechnungVersion;
+            pEntity.Oid = pDataContract.Oid;
+            pEntity.Version = pDataContract.Version;
             pEntity.Notice = pDataContract.Notice;
 
             pEntity.AbrechnungsZeitraumStart = pDataContract.AbrechnungsZeitraumStart;
@@ -156,7 +139,7 @@ namespace BeWo.Service.DCEntityMapper
             if (pEntity.GkvTransferProtokolle is null)
                 pEntity.GkvTransferProtokolle = new List<GkvTransferProtokoll>();
 
-            MapperFactory.GkvTransferProtokollDC_GkvTransferprotokoll.MergeWithEntitys(pDataContract.TransferProtokolle, pEntity.GkvTransferProtokolle);
+            MapperFactory.GkvTransferProtokollDC_GkvTransferprotokoll.MergeWithEntitys(pDataContract.Protokolle, pEntity.GkvTransferProtokolle);
 
             pEntity.InvoiceBases = DAOFactory.GenericDAO.LoadByIDs<InvoiceBase>(pDataContract.InvoiceBases.Select(x => x.InvoiceBaseOid.Value));
 
@@ -172,12 +155,12 @@ namespace BeWo.Service.DCEntityMapper
 
         protected override bool AreDCAndEntityEqual(GkvAbrechnungDC pDC, GkvAbrechnung pEntity)
         {
-            if (pDC.GkvAbrechnungOid == null)
+            if (pDC.Oid == null)
             {
                 return false;
             }
 
-            return pDC.GkvAbrechnungOid == pEntity.Oid;
+            return pDC.Oid == pEntity.Oid;
         }
     }
 }
\ No newline at end of file
diff --git a/Service/DCEntityMapper/GkvTransferProtokollDC_GkvTransferprotokoll.cs b/Service/DCEntityMapper/GkvTransferProtokollDC_GkvTransferprotokoll.cs
index d004f9a7f..34b8e990e 100644
--- a/Service/DCEntityMapper/GkvTransferProtokollDC_GkvTransferprotokoll.cs
+++ b/Service/DCEntityMapper/GkvTransferProtokollDC_GkvTransferprotokoll.cs
@@ -12,12 +12,6 @@ namespace BeWo.Service.DCEntityMapper
 {
     public class GkvTransferProtokollDC_GkvTransferprotokoll : AbstractIDCEntityMapper<GkvTransferProtokoll, GkvTransferProtokollDC>
     {
-        public void ClearRawData(GkvTransferProtokollDC gkvTransfer)
-        {
-            gkvTransfer.Auftragsdatei = null;
-            gkvTransfer.Nutzdatendatei = null;
-        }
-
 		public override GkvTransferProtokollDC MergeWithDC(GkvTransferProtokoll pEntity, GkvTransferProtokollDC pDataContract)
         {
             pDataContract.IKDatenannahmestelle = pEntity.IKDatenannahmestelle;
@@ -30,8 +24,8 @@ namespace BeWo.Service.DCEntityMapper
             pDataContract.Dateityp = pEntity.Dateityp;
             pDataContract.EmpfangerBezeichnung = pEntity.EmpfangerBezeichnung;
             pDataContract.GkvAbrechnungOid = pEntity.GkvAbrechnungOid;
-            pDataContract.GkvTransferProtokollOid = pEntity.Oid;
-            pDataContract.GkvTransferProtokollVersion = pEntity.Version;
+            pDataContract.Oid = pEntity.Oid;
+            pDataContract.Version = pEntity.Version;
             pDataContract.Notice = pEntity.Notice;
 
             pDataContract.Rechnungsnummer = pEntity.Rechnungsnummer;
@@ -58,15 +52,13 @@ namespace BeWo.Service.DCEntityMapper
 
 		public override GkvTransferProtokoll MergeWithEntity(GkvTransferProtokollDC pDataContract, GkvTransferProtokoll pEntity)
         {
-            this.ConcurrencyCheck(pDataContract.GkvTransferProtokollVersion, pEntity);
+            ConcurrencyCheck(pDataContract.Version, pEntity);
 
             pEntity.AbsenderBezeichnung = pDataContract.AbsenderBezeichnung;
             pEntity.Dateiname = pDataContract.Dateiname;
             pEntity.Dateityp = pDataContract.Dateityp;
             pEntity.EmpfangerBezeichnung = pDataContract.EmpfangerBezeichnung;
             pEntity.GkvAbrechnungOid = pDataContract.GkvAbrechnungOid;
-            pEntity.Oid = pDataContract.GkvTransferProtokollOid;
-            pEntity.Version = pDataContract.GkvTransferProtokollVersion;
             pEntity.Notice = pDataContract.Notice;
 
             pEntity.IKDatenannahmestelle = pDataContract.IKDatenannahmestelle;
@@ -97,12 +89,12 @@ namespace BeWo.Service.DCEntityMapper
 
         protected override bool AreDCAndEntityEqual(GkvTransferProtokollDC pDC, GkvTransferProtokoll pEntity)
         {
-            if (pDC.GkvTransferProtokollOid == null)
+            if (pDC.Oid == null)
             {
                 return false;
             }
 
-            return pDC.GkvTransferProtokollOid == pEntity.Oid;
+            return pDC.Oid == pEntity.Oid;
         }
     }
 }
\ No newline at end of file
diff --git a/Service/DCEntityMapper/Light/GkvAbrechnungLightDC_GkvAbrechnungLight.cs b/Service/DCEntityMapper/Light/GkvAbrechnungLightDC_GkvAbrechnungLight.cs
new file mode 100644
index 000000000..2dbb202fe
--- /dev/null
+++ b/Service/DCEntityMapper/Light/GkvAbrechnungLightDC_GkvAbrechnungLight.cs
@@ -0,0 +1,69 @@
+using BeWo.Data.Entities;
+using BeWo.Data.Entities.Light;
+using BS.Shared;
+using BS.Shared.DataContracts;
+using BS.Shared.DataContracts.Compact;
+using BS.Shared.DataContracts.Light;
+using BS.Shared.Extensions;
+using BS.Shared.Interface;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BeWo.Service.DCEntityMapper.Compact
+{
+	public class GkvAbrechnungLightDC_GkvAbrechnungLight : AbstractIDCEntityMapper<GkvAbrechnungLight, GkvAbrechnungLightDC>
+	{
+		public override GkvAbrechnungLightDC MergeWithDC(GkvAbrechnungLight from, GkvAbrechnungLightDC to)
+		{
+			to.Oid = from.Oid.Value;
+			to.Version = from.Version.Value;
+			to.Notice = from.Notice;
+			to.ErstelltAm = from.ErstelltAm;
+			to.Betrag = from.Betrag;
+			to.OrganisationOid = from.OrganisationOid;
+			to.OrganisationName = from.OrganisationName;
+			to.AbrechnungsZeitraumStart = from.AbrechnungsZeitraumStart;
+			to.AbrechnungsZeitraumEnde = from.AbrechnungsZeitraumEnde;
+			to.UrbelegeGesendet = from.UrbelegeGesendet;
+			to.Bezahlt = from.Bezahlt;
+			to.Verfahrensstufe = from.Verfahrensstufe;
+
+			to.InvoiceBases = MapperFactory.InvoiceBaseLightDC_InvoiceBaseLight.MapToNewDCs(from.InvoiceBases);
+			to.Protokolle = MapperFactory.GkvTransferProtokollLightDC_GkvTransferprotokollLight.MapToNewDCs(from.Protokolle);
+
+			var (isReady, tooltip) = GkvAbrechnungDC_GkvAbrechnung.GetValidation(from, from.GetState(), from.OrganisationOid);
+
+			to.IsReady2Send = isReady;
+			to.SendTooltip = tooltip;
+
+			return to;
+		}
+
+		public override GkvAbrechnungLight MergeWithEntity(GkvAbrechnungLightDC from, GkvAbrechnungLight to)
+		{
+			this.ConcurrencyCheck(from.Version, to);
+
+			if (from.Bezahlt && !to.Bezahlt)
+			{
+				foreach (var invoice in to.InvoiceBases)
+				{
+					invoice.IsPaid = from.Bezahlt;
+				}
+			}
+
+			to.Bezahlt = from.Bezahlt;
+			to.Notice = from.Notice;
+			to.UrbelegeGesendet = from.UrbelegeGesendet;
+
+			return to;
+		}
+
+		protected override bool AreDCAndEntityEqual(GkvAbrechnungLightDC pDC, GkvAbrechnungLight pEntity)
+		{
+			return pDC.Oid == pEntity.Oid;
+		}
+	}
+}
diff --git a/Service/DCEntityMapper/Light/GkvTransferProtokollLightDC_GkvTransferprotokollLight.cs b/Service/DCEntityMapper/Light/GkvTransferProtokollLightDC_GkvTransferprotokollLight.cs
new file mode 100644
index 000000000..86fc9b50f
--- /dev/null
+++ b/Service/DCEntityMapper/Light/GkvTransferProtokollLightDC_GkvTransferprotokollLight.cs
@@ -0,0 +1,69 @@
+using BeWo.Data.Access;
+using BeWo.Data.Entities;
+using BeWo.Data.Entities.Light;
+using BS.Shared.DataContracts;
+using BS.Shared.DataContracts.Compact;
+using BS.Shared.DataContracts.GkvAbrechnung;
+using BS.Shared.DataContracts.Light;
+using NHibernate.Linq;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+
+namespace BeWo.Service.DCEntityMapper.Compact
+{
+	public class GkvTransferProtokollLightDC_GkvTransferprotokollLight : AbstractIDCEntityMapper<GkvTransferProtokollLight, GkvTransferProtokollLightDC>
+    {
+		public override GkvTransferProtokollLightDC MergeWithDC(GkvTransferProtokollLight pEntity, GkvTransferProtokollLightDC pDataContract)
+		{
+			pDataContract.Oid = pEntity.Oid;
+			pDataContract.Version = pEntity.Version;
+
+			pDataContract.IKDatenannahmestelle = pEntity.IKDatenannahmestelle;
+            pDataContract.IKKrankenkasse = pEntity.IKKrankenkasse;
+            pDataContract.IKLeistungserbringer = pEntity.IKLeistungserbringer;
+            pDataContract.IKKostentrager = pEntity.IKKostentrager;
+
+            pDataContract.AbsenderBezeichnung = pEntity.AbsenderBezeichnung;
+            pDataContract.Dateiname = pEntity.Dateiname;
+            pDataContract.Dateityp = pEntity.Dateityp;
+            pDataContract.EmpfangerBezeichnung = pEntity.EmpfangerBezeichnung;
+            pDataContract.GkvAbrechnungOid = pEntity.GkvAbrechnungOid;
+            pDataContract.Notice = pEntity.Notice;
+
+            pDataContract.Rechnungsnummer = pEntity.Rechnungsnummer;
+            pDataContract.Transfername = pEntity.Transfername;
+            pDataContract.Transfernummer = pEntity.Transfernummer;
+            pDataContract.Dateigrosse = pEntity.Dateigrosse;
+            pDataContract.Datenaustauschreferenz = pEntity.Datenaustauschreferenz;
+
+            pDataContract.ErstelltAm = pEntity.ErstelltAm;
+
+            pDataContract.SentApp8Success = pEntity.SentApp8Success;
+            pDataContract.SentDakotaSuccess = pEntity.SentDakotaSuccess;
+
+            //pDataContract.HasFehler = pEntity.Fehlerdatum.HasValue || !string.IsNullOrWhiteSpace(pEntity.Fehlernachricht);
+            pDataContract.ResultType = pEntity.ResultType;
+            pDataContract.Fehlerdatum = pEntity.Fehlerdatum;
+            pDataContract.Fehlernachricht = pEntity.Fehlernachricht;
+            pDataContract.Fehlertitel = pEntity.Fehlertitel;
+
+            return pDataContract;
+        }
+
+		public override GkvTransferProtokollLight MergeWithEntity(GkvTransferProtokollLightDC pDataContract, GkvTransferProtokollLight pEntity)
+        {
+            throw new NotImplementedException();
+        }
+
+		protected override bool AreDCAndEntityEqual(GkvTransferProtokollLightDC pDC, GkvTransferProtokollLight pEntity)
+        {
+            if (pDC.Oid == null)
+            {
+                return false;
+            }
+
+            return pDC.Oid == pEntity.Oid;
+        }
+    }
+}
\ No newline at end of file
diff --git a/Service/DCEntityMapper/Light/InvoiceBaseLightDC_InvoiceBaseLight.cs b/Service/DCEntityMapper/Light/InvoiceBaseLightDC_InvoiceBaseLight.cs
new file mode 100644
index 000000000..ece488dbc
--- /dev/null
+++ b/Service/DCEntityMapper/Light/InvoiceBaseLightDC_InvoiceBaseLight.cs
@@ -0,0 +1,46 @@
+using System;
+using System.Collections.Generic;
+using BS.Shared.DataContracts;
+using BeWo.Data.Access;
+using BeWo.Data.Entities;
+
+using BS.Shared;
+using BS.Shared.DataContracts.Compact;
+using BS.Shared.Extensions;
+using BS.Shared.DataContracts.Light;
+using BeWo.Data.Entities.Light;
+
+namespace BeWo.Service.DCEntityMapper.Compact
+{
+    public class InvoiceBaseLightDC_InvoiceBaseLight : AbstractIDCEntityMapper<InvoiceBaseLight, InvoiceBaseLightDC>
+    {
+        public override InvoiceBaseLightDC MergeWithDC(InvoiceBaseLight pEntity, InvoiceBaseLightDC pDataContract)
+        {
+            pDataContract.Oid = pEntity.Oid.Value;
+            pDataContract.Version = pEntity.Version.Value;
+            pDataContract.Notice = pEntity.Notice;
+            pDataContract.AccountingPeriodEnd = pEntity.AccountingPeriodEnd;
+            pDataContract.AccountingPeriodStart = pEntity.AccountingPeriodStart;
+            pDataContract.CustomerName = pEntity.CustomerName;
+            pDataContract.RecipientOrganisation = pEntity.RecipientOrganisation;
+            pDataContract.InvoiceTypeText = pEntity.InvoiceTypeText;
+            pDataContract.Type = pEntity.Type;
+            pDataContract.InvoiceDate = pEntity.InvoiceDate;
+            pDataContract.InvoiceNumber = pEntity.InvoiceNumber;
+            pDataContract.TotalAmount = pEntity.TotalAmount;
+            pDataContract.IsPaid = pEntity.IsPaid;
+
+            return pDataContract;
+        }
+
+        public override InvoiceBaseLight MergeWithEntity(InvoiceBaseLightDC pDataContract, InvoiceBaseLight pEntity)
+        {
+            throw new NotImplementedException();
+        }
+
+        protected override bool AreDCAndEntityEqual(InvoiceBaseLightDC pDC, InvoiceBaseLight pEntity)
+        {
+            return pDC.Oid == pEntity.Oid;
+        }        
+    }
+}
\ No newline at end of file
diff --git a/Service/DCEntityMapper/Light/OrganisationLightDC_OrganisationLight.cs b/Service/DCEntityMapper/Light/OrganisationLightDC_OrganisationLight.cs
new file mode 100644
index 000000000..71c6c8310
--- /dev/null
+++ b/Service/DCEntityMapper/Light/OrganisationLightDC_OrganisationLight.cs
@@ -0,0 +1,40 @@
+using System;
+using System.Collections.Generic;
+using BS.Shared.DataContracts;
+using BeWo.Data.Access;
+using BeWo.Data.Entities;
+
+using BS.Shared;
+using BS.Shared.DataContracts.Compact;
+using BS.Shared.Extensions;
+using BS.Shared.DataContracts.Light;
+using BeWo.Data.Entities.Light;
+
+namespace BeWo.Service.DCEntityMapper.Compact
+{
+    public class OrganisationLightDC_OrganisationLight : AbstractIDCEntityMapper<OrganisationLight, OrganisationLightDC>
+    {
+        public override OrganisationLightDC MergeWithDC(OrganisationLight pEntity, OrganisationLightDC pDataContract)
+        {
+            pDataContract.Oid = pEntity.Oid.Value;
+            pDataContract.Version = pEntity.Version.Value;
+            pDataContract.Name = pEntity.Name;
+            pDataContract.IKDatenannahmestelle = pEntity.IKDatenannahmestelle;
+            pDataContract.IKKostentrager = pEntity.IKKostentrager;
+            pDataContract.IKKrankenkasse = pEntity.IKKrankenkasse;
+            pDataContract.BezDatenannahmestelle = pEntity.BezDatenannahmestelle;
+
+            return pDataContract;
+        }
+
+        public override OrganisationLight MergeWithEntity(OrganisationLightDC pDataContract, OrganisationLight pEntity)
+        {
+            throw new NotImplementedException();
+        }
+
+        protected override bool AreDCAndEntityEqual(OrganisationLightDC pDC, OrganisationLight pEntity)
+        {
+            return pDC.Oid == pEntity.Oid;
+        }        
+    }
+}
\ No newline at end of file
diff --git a/Service/DCEntityMapper/MapperFactory.cs b/Service/DCEntityMapper/MapperFactory.cs
index 21238db1f..1accf6dbc 100644
--- a/Service/DCEntityMapper/MapperFactory.cs
+++ b/Service/DCEntityMapper/MapperFactory.cs
@@ -1,4 +1,5 @@
 using BeWo.Data.Entities;
+using BeWo.Service.DCEntityMapper.Compact;
 using BS.Shared.DataContracts;
 using DevExpress.CodeParser;
 
@@ -114,7 +115,11 @@ namespace BeWo.Service.DCEntityMapper
 
         private static GkvTransferProtokollDC_GkvTransferprotokoll _GkvTransferProtokollDC_GkvTransferprotokoll;
 
+        private static GkvTransferProtokollLightDC_GkvTransferprotokollLight _CompactGkvTransferProtokollDC_GkvTransferprotokoll;
+
         private static InvoiceBaseDC_InvoiceBase _InvoiceBaseDC_InvoiceBase;
+        
+        private static CompactInvoiceBaseDC_InvoiceBase _CompactInvoiceBaseDC_InvoiceBase;
 
         private static InvoiceDC_Invoice _InvoiceDC_Invoice;
 
@@ -310,7 +315,13 @@ namespace BeWo.Service.DCEntityMapper
 
         private static AiSettingsDC_AiSettings _AiSettingsDC_AiSettings;
 
-        private static CompactGkvAbrechnungDC_GkvAbrechnung _CompactGkvAbrechnungDC_GkvAbrechnung;
+        private static GkvAbrechnungLightDC_GkvAbrechnungLight _GkvAbrechnungLightDC_GkvAbrechnungLight;
+
+        private static GkvTransferProtokollLightDC_GkvTransferprotokollLight _GkvTransferProtokollLightDC_GkvTransferprotokollLight;
+
+        private static CompactOrganisationDC_Organisation _OrganisationLightDC_OrganisationLight;
+
+        private static InvoiceBaseLightDC_InvoiceBaseLight _InvoiceBaseLightDC_InvoiceBaseLight;
 
         public static MedRecordDC_MedRecord MedRecordDC_MedRecord =>
              _MedRecordDC_MedRecord ?? (_MedRecordDC_MedRecord = new MedRecordDC_MedRecord());
@@ -564,9 +575,15 @@ namespace BeWo.Service.DCEntityMapper
 
         public static GkvTransferProtokollDC_GkvTransferprotokoll GkvTransferProtokollDC_GkvTransferprotokoll =>
             _GkvTransferProtokollDC_GkvTransferprotokoll ?? (_GkvTransferProtokollDC_GkvTransferprotokoll = new GkvTransferProtokollDC_GkvTransferprotokoll());
+        
+        public static GkvTransferProtokollLightDC_GkvTransferprotokollLight CompactGkvTransferProtokollDC_GkvTransferprotokoll =>
+			_CompactGkvTransferProtokollDC_GkvTransferprotokoll ?? (_CompactGkvTransferProtokollDC_GkvTransferprotokoll = new GkvTransferProtokollLightDC_GkvTransferprotokollLight());
 
         public static InvoiceBaseDC_InvoiceBase InvoiceBaseDC_InvoiceBase =>
              _InvoiceBaseDC_InvoiceBase ?? (_InvoiceBaseDC_InvoiceBase = new InvoiceBaseDC_InvoiceBase());
+        
+        public static CompactInvoiceBaseDC_InvoiceBase CompactInvoiceBaseDC_InvoiceBase =>
+			 _CompactInvoiceBaseDC_InvoiceBase ?? (_CompactInvoiceBaseDC_InvoiceBase = new CompactInvoiceBaseDC_InvoiceBase());
 
         public static InvoiceDC_Invoice InvoiceDC_Invoice =>
              _InvoiceDC_Invoice ?? (_InvoiceDC_Invoice = new InvoiceDC_Invoice());
@@ -781,8 +798,17 @@ namespace BeWo.Service.DCEntityMapper
         public static AiSettingsDC_AiSettings AiSettingsDC_AiSettings =>
             _AiSettingsDC_AiSettings ?? (_AiSettingsDC_AiSettings = new AiSettingsDC_AiSettings());
         
-        public static CompactGkvAbrechnungDC_GkvAbrechnung CompactGkvAbrechnungDC_GkvAbrechnung =>
-            _CompactGkvAbrechnungDC_GkvAbrechnung ?? (_CompactGkvAbrechnungDC_GkvAbrechnung = new CompactGkvAbrechnungDC_GkvAbrechnung());
+        public static GkvAbrechnungLightDC_GkvAbrechnungLight GkvAbrechnungLightDC_GkvAbrechnungLight =>
+			_GkvAbrechnungLightDC_GkvAbrechnungLight ?? (_GkvAbrechnungLightDC_GkvAbrechnungLight = new GkvAbrechnungLightDC_GkvAbrechnungLight());
+        
+        public static GkvTransferProtokollLightDC_GkvTransferprotokollLight GkvTransferProtokollLightDC_GkvTransferprotokollLight =>
+			_GkvTransferProtokollLightDC_GkvTransferprotokollLight ?? (_GkvTransferProtokollLightDC_GkvTransferprotokollLight = new GkvTransferProtokollLightDC_GkvTransferprotokollLight());
+        
+        public static CompactOrganisationDC_Organisation OrganisationLightDC_OrganisationLight =>
+			_OrganisationLightDC_OrganisationLight ?? (_OrganisationLightDC_OrganisationLight = new CompactOrganisationDC_Organisation());
+        
+        public static InvoiceBaseLightDC_InvoiceBaseLight InvoiceBaseLightDC_InvoiceBaseLight =>
+			_InvoiceBaseLightDC_InvoiceBaseLight ?? (_InvoiceBaseLightDC_InvoiceBaseLight = new InvoiceBaseLightDC_InvoiceBaseLight());
 
         public static BankAccountDC_BankAccount BankAccountDC_BankAccount { get; }
             = new BankAccountDC_BankAccount();
diff --git a/Service/Service.csproj b/Service/Service.csproj
index ba746476f..f7d7eb5a7 100644
--- a/Service/Service.csproj
+++ b/Service/Service.csproj
@@ -237,11 +237,13 @@
     <Compile Include="DCEntityMapper\AddressRouteDC_AddressRoute.cs" />
     <Compile Include="DCEntityMapper\BankAccountDC_BankAccount.cs" />
     <Compile Include="DCEntityMapper\BargeldtransaktionshistoryDC_Bargeldtransaktionshistory.cs" />
-    <Compile Include="DCEntityMapper\CompactGkvAbrechnungDC_GkvAbrechnung.cs" />
+    <Compile Include="DCEntityMapper\Compact\CompactInvoiceBaseDC_InvoiceBase.cs" />
+    <Compile Include="DCEntityMapper\Light\GkvAbrechnungLightDC_GkvAbrechnungLight.cs" />
     <Compile Include="DCEntityMapper\ConfirmationReceiptSignatureDC_ConfirmationReceiptSignature.cs" />
     <Compile Include="DCEntityMapper\CustomerVermittlungArbeitDC_CustomerVermittlungArbeit.cs" />
     <Compile Include="DCEntityMapper\AiSettingsDC_AiSettings.cs" />
     <Compile Include="DCEntityMapper\CustomerWohnhilfeDC_CustomerWohnhilfe.cs" />
+    <Compile Include="DCEntityMapper\Light\GkvTransferProtokollLightDC_GkvTransferprotokollLight.cs" />
     <Compile Include="DCEntityMapper\ImageDC_Image.cs" />
     <Compile Include="DCEntityMapper\DienstvertretungDC_Dienstvertretung.cs" />
     <Compile Include="DCEntityMapper\DokumentvorlageDC_Dokumentvorlage.cs" />
@@ -249,6 +251,8 @@
     <Compile Include="DCEntityMapper\GkvTransferProtokollDC_GkvTransferprotokoll.cs" />
     <Compile Include="DCEntityMapper\GkvAbrechnungDC_GkvAbrechnung.cs" />
     <Compile Include="DCEntityMapper\GeschenkterUrlaubstagDC_GeschenkterUrlaubstag.cs" />
+    <Compile Include="DCEntityMapper\Light\InvoiceBaseLightDC_InvoiceBaseLight.cs" />
+    <Compile Include="DCEntityMapper\Light\OrganisationLightDC_OrganisationLight.cs" />
     <Compile Include="DCEntityMapper\PreisDC_Preis.cs" />
     <Compile Include="DCEntityMapper\QuittierungsbelegsstatusDC_Quittierungsbelegsstatus.cs" />
     <Compile Include="DCEntityMapper\RatingTypeDC_RatingType.cs" />
@@ -275,7 +279,7 @@
     <Compile Include="DCEntityMapper\BargeldtransaktionDC_Bargeldtransaktion.cs" />
     <Compile Include="DCEntityMapper\BeWoFolderDC_BeWoFolder.cs" />
     <Compile Include="DCEntityMapper\BeWoMobilBrowserInfoDC_BeWoMobilBrowserInfo.cs" />
-    <Compile Include="DCEntityMapper\CompactCustomerTeamDC_CustomerTeam.cs" />
+    <Compile Include="DCEntityMapper\Compact\CompactCustomerTeamDC_CustomerTeam.cs" />
     <Compile Include="DCEntityMapper\CustomerTeamDC_CustomerTeam.cs" />
     <Compile Include="DCEntityMapper\CustomerTeamRelDC_Team2CustomerMapper.cs" />
     <Compile Include="DCEntityMapper\DarreichungsformDC_Darreichungsform.cs" />
@@ -290,13 +294,13 @@
     <Compile Include="DCEntityMapper\AbstractIDCEntityMapper.cs" />
     <Compile Include="DCEntityMapper\AccountingTransactionDC_AccountingTransaction.cs" />
     <Compile Include="DCEntityMapper\BookingSequenceDC_ResourceBookingSequence.cs" />
-    <Compile Include="DCEntityMapper\CompactCustomerDC_Customer.cs" />
-    <Compile Include="DCEntityMapper\CompactEmployeeDC_Employee.cs" />
-    <Compile Include="DCEntityMapper\CompactOrganisationDC_Organisation.cs" />
-    <Compile Include="DCEntityMapper\CompactPersonDC_Person.cs" />
-    <Compile Include="DCEntityMapper\CompactSupportConceptDC_SupportConcept.cs" />
-    <Compile Include="DCEntityMapper\CompactTeamDC_Team.cs" />
-    <Compile Include="DCEntityMapper\CompactUserDC_ApplicationUser.cs" />
+    <Compile Include="DCEntityMapper\Compact\CompactCustomerDC_Customer.cs" />
+    <Compile Include="DCEntityMapper\Compact\CompactEmployeeDC_Employee.cs" />
+    <Compile Include="DCEntityMapper\Compact\CompactOrganisationDC_Organisation.cs" />
+    <Compile Include="DCEntityMapper\Compact\CompactPersonDC_Person.cs" />
+    <Compile Include="DCEntityMapper\Compact\CompactSupportConceptDC_SupportConcept.cs" />
+    <Compile Include="DCEntityMapper\Compact\CompactTeamDC_Team.cs" />
+    <Compile Include="DCEntityMapper\Compact\CompactUserDC_ApplicationUser.cs" />
     <Compile Include="DCEntityMapper\ContactDC_Contact.cs" />
     <Compile Include="DCEntityMapper\CostRatePeriodDC_CostRatePeriod.cs" />
     <Compile Include="DCEntityMapper\CustomerCostBearerRelDC_Customer2CostBearer.cs" />
@@ -316,20 +320,20 @@
     <Compile Include="DCEntityMapper\AppointmentDC_Appointment.cs" />
     <Compile Include="DCEntityMapper\AbsenceTimeDC_AppointmentAbsenceTime.cs" />
     <Compile Include="DCEntityMapper\CustomerOrganisationRelationDC_Customer2Organisation.cs" />
-    <Compile Include="DCEntityMapper\CompactGroupOfPeopleDC_GroupOfPeople.cs" />
+    <Compile Include="DCEntityMapper\Compact\CompactGroupOfPeopleDC_GroupOfPeople.cs" />
     <Compile Include="DCEntityMapper\GroupOfPeopleDC_GroupOfPeople.cs" />
-    <Compile Include="DCEntityMapper\CompactCustomerDC_CustomerCompact.cs" />
-    <Compile Include="DCEntityMapper\CompactWohnheimDC_Wohnheim.cs" />
+    <Compile Include="DCEntityMapper\Compact\CompactCustomerDC_CustomerCompact.cs" />
+    <Compile Include="DCEntityMapper\Compact\CompactWohnheimDC_Wohnheim.cs" />
     <Compile Include="DCEntityMapper\CustomerAPPCodeDC_CustomerAPPCode.cs" />
     <Compile Include="DCEntityMapper\EmployeeAPPCodeDC_EmployeeAPPCode.cs" />
     <Compile Include="DCEntityMapper\ChatMessageDC_ChatMessage.cs" />
     <Compile Include="DCEntityMapper\ChatMediaMessageDC_ChatMediaMessage.cs" />
     <Compile Include="DCEntityMapper\ArbeitszeitDC_Arbeitszeit.cs" />
     <Compile Include="DCEntityMapper\ArbeitszeitEintragDC_ArbeitszeitEintrag.cs" />
-    <Compile Include="DCEntityMapper\CompactVertreterEmployeeDC_VertreterEmployee.cs" />
+    <Compile Include="DCEntityMapper\Compact\CompactVertreterEmployeeDC_VertreterEmployee.cs" />
     <Compile Include="DCEntityMapper\CustomerTokenRelationDC_Customer2Token.cs" />
     <Compile Include="DCEntityMapper\EmployeeTokenRelationDC_Employee2Token.cs" />
-    <Compile Include="DCEntityMapper\CompactTokenDC_Token.cs" />
+    <Compile Include="DCEntityMapper\Compact\CompactTokenDC_Token.cs" />
     <Compile Include="DCEntityMapper\ChatBewoMessageSyncDC_ChatBewoMessageSync.cs" />
     <Compile Include="DCEntityMapper\BudgetDC_Budget.cs" />
     <Compile Include="DCEntityMapper\QuittierungsCheckDC_QuittierungsCheck.cs" />
diff --git a/Service/ServiceContracts/IGkvAccountingService.cs b/Service/ServiceContracts/IGkvAccountingService.cs
index c31877f33..ba8bb3264 100644
--- a/Service/ServiceContracts/IGkvAccountingService.cs
+++ b/Service/ServiceContracts/IGkvAccountingService.cs
@@ -1,6 +1,8 @@
-using BS.Shared;
+using BeWo.Data.Entities.Light;
+using BS.Shared;
 using BS.Shared.Attributes;
 using BS.Shared.DataContracts.GkvAbrechnung;
+using BS.Shared.DataContracts.Light;
 using System;
 using System.Collections.Generic;
 using System.Linq;
@@ -18,17 +20,17 @@ namespace BeWo.Service.ServiceContracts
 		[FaultContract(typeof(BeWoFault))]
 		[OperationContract]
 		[RequirePermission(UserRightType.Finance_Gkv_View)]
-		GkvAbrechnungDC GetGkvAbrechnung(long oid);
+		GkvAbrechnungLightDC GetGkvAbrechnung(long oid);
 
 		[FaultContract(typeof(BeWoFault))]
 		[OperationContract]
 		[RequirePermission(UserRightType.Finance_Gkv_View)]
-		List<GkvAbrechnungDC> GetAllGkvAbrechnungen();
+		List<GkvAbrechnungLightDC> GetAllGkvAbrechnungen();
 
 		[FaultContract(typeof(BeWoFault))]
 		[OperationContract]
 		[RequirePermission(UserRightType.Finance_Gkv_View)]
-		List<GkvAbrechnungDC> GetFilteredGkvAbrechnungen(GkvAbrechnungViewFilterDC gkvAbrechnungViewFilter);
+		List<GkvAbrechnungLightDC> GetFilteredGkvAbrechnungen(GkvAbrechnungViewFilterDC gkvAbrechnungViewFilter);
 
 		[FaultContract(typeof(BeWoFault))]
 		[OperationContract]
@@ -43,12 +45,12 @@ namespace BeWo.Service.ServiceContracts
 		[FaultContract(typeof(BeWoFault))]
 		[OperationContract]
 		[RequirePermission(UserRightType.Finance_Gkv_Create)]
-		GkvAbrechnungDC UpdateGkvAbrechnung(GkvAbrechnungDC abrechnung);
+		GkvAbrechnungLightDC UpdateGkvAbrechnung(GkvAbrechnungLightDC abrechnung);
 
 		[FaultContract(typeof(BeWoFault))]
 		[OperationContract]
 		[RequirePermission(UserRightType.Finance_Gkv_Delete)]
-		void DeleteGkvAbrechnung(GkvAbrechnungDC abrechnung);
+		void DeleteGkvAbrechnung(long oid, long version);
 
 		[FaultContract(typeof(BeWoFault))]
 		[OperationContract]
diff --git a/Service/ServiceImplementations/CustomerServiceImp.cs b/Service/ServiceImplementations/CustomerServiceImp.cs
index 728b6ccf6..7e2bd736d 100644
--- a/Service/ServiceImplementations/CustomerServiceImp.cs
+++ b/Service/ServiceImplementations/CustomerServiceImp.cs
@@ -308,7 +308,7 @@ namespace BeWo.Service.ServiceImplementations
 		{
 			try
 			{
-				return MapperFactory.CompactOrganisationDC_Organisation.MapToNewDCs(DAOFactory.SearchDAO.FindOrganisation(pName, pOnlyCostBearer));
+				return MapperFactory.CompactOrganisationDC_Organisation.MapToNewDCs(DAOFactory.OrganisationDAO.FindOrganisation(pName, pOnlyCostBearer));
 			}
 			catch (Exception e)
 			{
@@ -3481,7 +3481,7 @@ namespace BeWo.Service.ServiceImplementations
 
 		public List<CompactOrganisationDC> GetOrganisationsForPerson(long personoid)
 		{
-			var x = DAOFactory.SearchDAO.GetAllOrganisation2PersonRelations(personoid);
+			var x = DAOFactory.OrganisationDAO.GetAllOrganisation2PersonRelations(personoid);
 
 			var items = MapperFactory.CompactOrganisationDC_Organisation.MapToNewDCs(x);
 
diff --git a/Service/ServiceImplementations/GkvAccountingServiceImp.cs b/Service/ServiceImplementations/GkvAccountingServiceImp.cs
index 20854b9cb..dfa40e65c 100644
--- a/Service/ServiceImplementations/GkvAccountingServiceImp.cs
+++ b/Service/ServiceImplementations/GkvAccountingServiceImp.cs
@@ -1,6 +1,7 @@
 using BeWo.Data;
 using BeWo.Data.Access;
 using BeWo.Data.Entities;
+using BeWo.Data.Entities.Light;
 using BeWo.Service.Core;
 using BeWo.Service.DCEntityMapper;
 using BeWo.Service.Plugins;
@@ -8,9 +9,12 @@ using BeWo.Service.ServiceContracts;
 using BS.Shared;
 using BS.Shared.AppSender;
 using BS.Shared.Core;
+using BS.Shared.DataContracts.Compact;
 using BS.Shared.DataContracts.GkvAbrechnung;
+using BS.Shared.DataContracts.Light;
 using BS.Shared.Exceptions;
 using BS.Shared.Extensions;
+using BS.Shared.Interface;
 using Dakota;
 using Dakota.Logic;
 using System;
@@ -29,15 +33,13 @@ namespace BeWo.Service.ServiceImplementations
 	{
 		public string Tenant => MultitenancyOperationContextExt.Current?.Tenant;
 
-		public GkvAbrechnungDC GetGkvAbrechnung(long oid)
+		public GkvAbrechnungLightDC GetGkvAbrechnung(long oid)
 		{
 			try
 			{
-				var gkv = DAOFactory.GenericDAO.GetByID<GkvAbrechnung>(oid);
+				var gkv = DAOFactory.GenericDAO.GetByID<GkvAbrechnungLight>(oid);
 
-				var dc = MapperFactory.GkvAbrechnungDC_GkvAbrechnung.MapToNewDC(gkv);
-
-				MapperFactory.GkvAbrechnungDC_GkvAbrechnung.ClearRawData(dc);
+				var dc = MapperFactory.GkvAbrechnungLightDC_GkvAbrechnungLight.MapToNewDC(gkv);
 
 				return dc;
 			}
@@ -46,7 +48,8 @@ namespace BeWo.Service.ServiceImplementations
 				throw Utils.CreateBeWoFaultException(e);
 			}
 		}
-		public List<GkvAbrechnungDC> GetFilteredGkvAbrechnungen(GkvAbrechnungViewFilterDC gkvAbrechnungViewFilter)
+
+		public List<GkvAbrechnungLightDC> GetFilteredGkvAbrechnungen(GkvAbrechnungViewFilterDC gkvAbrechnungViewFilter)
 		{
 			try
 			{
@@ -57,31 +60,29 @@ namespace BeWo.Service.ServiceImplementations
 				var end = gkvAbrechnungViewFilter.End;
 				var filter = gkvAbrechnungViewFilter.FilterForInvoiceDate;
 
-				return GetGkvAbrechnungen(() => DAOFactory.SearchDAO.GetGkvAbrechnungen(start, end, filter));
+				return GetGkvAbrechnungen(() => DAOFactory.FinanceDAO.GetGkvAbrechnungen(start, end, filter));
 			}
 			catch (Exception e)
 			{
 				throw Utils.CreateBeWoFaultException(e);
 			}
 		}
-		public List<GkvAbrechnungDC> GetAllGkvAbrechnungen()
+		public List<GkvAbrechnungLightDC> GetAllGkvAbrechnungen()
 		{
 			try
 			{
-				return GetGkvAbrechnungen(() => DAOFactory.GenericDAO.GetAllActive<GkvAbrechnung>());
+				return GetGkvAbrechnungen(() => DAOFactory.GenericDAO.GetAllActive<GkvAbrechnungLight>());
 			}
 			catch (Exception e)
 			{
 				throw Utils.CreateBeWoFaultException(e);
 			}
 		}
-		private List<GkvAbrechnungDC> GetGkvAbrechnungen(Func<IEnumerable<GkvAbrechnung>> get_entities)
+		private List<GkvAbrechnungLightDC> GetGkvAbrechnungen(Func<IEnumerable<GkvAbrechnungLight>> get_entities)
 		{
 			var entities = get_entities();
 
-			var dcs = MapperFactory.GkvAbrechnungDC_GkvAbrechnung.MapToNewDCs(entities);
-
-			MapperFactory.GkvAbrechnungDC_GkvAbrechnung.ClearRawData(dcs);
+			var dcs = MapperFactory.GkvAbrechnungLightDC_GkvAbrechnungLight.MapToNewDCs(entities);
 
 			var updateables = dcs.Where(x => x.IsWaiting()).ToArray();
 
@@ -95,9 +96,7 @@ namespace BeWo.Service.ServiceImplementations
 
 			entities = get_entities();
 
-			dcs = MapperFactory.GkvAbrechnungDC_GkvAbrechnung.MapToNewDCs(entities);
-
-			MapperFactory.GkvAbrechnungDC_GkvAbrechnung.ClearRawData(dcs);
+			dcs = MapperFactory.GkvAbrechnungLightDC_GkvAbrechnungLight.MapToNewDCs(entities);
 
 			return dcs;
 		}
@@ -110,7 +109,7 @@ namespace BeWo.Service.ServiceImplementations
 					throw new ArgumentOutOfRangeException(nameof(oid), $"oid \'{oid}\' nicht positiv");
 				}
 
-				var str = DAOFactory.SearchDAO.GetGkvRawData(oid, gkvRawData);
+				var str = DAOFactory.FinanceDAO.GetGkvRawData(oid, gkvRawData);
 
 				return str;
 			}
@@ -162,10 +161,12 @@ namespace BeWo.Service.ServiceImplementations
 
 				DAOFactory.GenericDAO.Insert(gkv_abrechnung);
 
-				var gkv_abrechnung_dc = MapperFactory.GkvAbrechnungDC_GkvAbrechnung.MapToNewDC(gkv_abrechnung);
+				var gkv_light = DAOFactory.GenericDAO.LoadByID<GkvAbrechnungLight>(gkv_abrechnung.Oid.Value);
+
+				var gkv_abrechnung_dc = MapperFactory.GkvAbrechnungLightDC_GkvAbrechnungLight.MapToNewDC(gkv_light);
 
 				response.Success = true;
-				response.GkvAbrechnungDC = gkv_abrechnung_dc;
+				response.GkvAbrechnungLightDC = gkv_abrechnung_dc;
 			}
 			catch (GkvException exc)
 			{
@@ -184,33 +185,17 @@ namespace BeWo.Service.ServiceImplementations
 
 			return response;
 		}
-		public GkvAbrechnungDC UpdateGkvAbrechnung(GkvAbrechnungDC abrechnung)
+		public GkvAbrechnungLightDC UpdateGkvAbrechnung(GkvAbrechnungLightDC abrechnung)
 		{
 			try
 			{
-				var entity = DAOFactory.GenericDAO.GetByID<GkvAbrechnung>(abrechnung.GkvAbrechnungOid.Value);
+				var entity = DAOFactory.GenericDAO.GetByID<GkvAbrechnungLight>(abrechnung.Oid);
 
-				if(entity.Notice != abrechnung.Notice)
-					entity.Notice = abrechnung.Notice;
-
-				if (entity.UrbelegeGesendet != abrechnung.UrbelegeGesendet)
-					entity.UrbelegeGesendet = abrechnung.UrbelegeGesendet;
-
-				if (entity.Bezahlt != abrechnung.Bezahlt)
-				{
-					entity.Bezahlt = abrechnung.Bezahlt;
-
-					foreach (var invoice in entity.InvoiceBases)
-					{
-						invoice.IsPaid = entity.Bezahlt;
-					}
-				}
+				MapperFactory.GkvAbrechnungLightDC_GkvAbrechnungLight.MergeWithEntity(abrechnung, entity);
 
 				DAOFactory.GenericDAO.Update(entity);
 
-				var dc = MapperFactory.GkvAbrechnungDC_GkvAbrechnung.MapToNewDC(entity);
-
-				MapperFactory.GkvAbrechnungDC_GkvAbrechnung.ClearRawData(dc);
+				var dc = MapperFactory.GkvAbrechnungLightDC_GkvAbrechnungLight.MapToNewDC(entity);
 
 				return dc;
 			}
@@ -219,11 +204,11 @@ namespace BeWo.Service.ServiceImplementations
 				throw Utils.CreateBeWoFaultException(e);
 			}
 		}
-		public void DeleteGkvAbrechnung(GkvAbrechnungDC abrechnung)
+		public void DeleteGkvAbrechnung(long oid, long version)
 		{
 			try
 			{
-				ServiceLogic.SetActivationType<GkvAbrechnung>(abrechnung.GkvAbrechnungOid.Value, abrechnung.GkvAbrechnungVersion.Value, ActivationTypeId.Deleted);
+				ServiceLogic.SetActivationType<GkvAbrechnung>(oid, version, ActivationTypeId.Deleted);
 			}
 			catch (Exception e)
 			{
@@ -298,11 +283,11 @@ namespace BeWo.Service.ServiceImplementations
 
 			DAOFactory.GenericDAO.Update(entity);
 
-			response.TransferProtokoll = MapperFactory.GkvTransferProtokollDC_GkvTransferprotokoll.MapToNewDC(protokoll);
-			response.GkvAbrechnungDC = MapperFactory.GkvAbrechnungDC_GkvAbrechnung.MapToNewDC(entity);
+			var entity_light = DAOFactory.GenericDAO.LoadByID<GkvAbrechnungLight>(entity.Oid.Value);
+			var protokoll_light = DAOFactory.GenericDAO.LoadByID<GkvTransferProtokollLight>(protokoll.Oid.Value);
 
-			MapperFactory.GkvTransferProtokollDC_GkvTransferprotokoll.ClearRawData(response.TransferProtokoll);
-			MapperFactory.GkvAbrechnungDC_GkvAbrechnung.ClearRawData(response.GkvAbrechnungDC);
+			response.GkvAbrechnungDC = MapperFactory.GkvAbrechnungLightDC_GkvAbrechnungLight.MapToNewDC(entity_light);
+			response.TransferProtokoll = MapperFactory.GkvTransferProtokollLightDC_GkvTransferprotokollLight.MapToNewDC(protokoll_light);
 
 			return response;
 		}
@@ -336,7 +321,7 @@ namespace BeWo.Service.ServiceImplementations
 				if (res.Gefunden)
 				{
 					// Holt alle Organisationen
-					var orgas = DAOFactory.SearchDAO.GetAllOrganisationByIKKrankenkasse(req.IKKrankenkasse);
+					var orgas = DAOFactory.OrganisationDAO.GetAllOrganisationByIKKrankenkasse(req.IKKrankenkasse);
 
 					// Entfernt sich selber
 					if (req.OrganisationOid is long oid)
@@ -543,7 +528,7 @@ namespace BeWo.Service.ServiceImplementations
 		/// <param name="loginName"></param>
 		/// <param name="hashed_password"></param>
 		/// <returns>Returns true, if the states are all up to date. False otherwise.</returns>
-		private bool SendApp8GetStatusRequest(GkvAbrechnungDC[] updateables)
+		private bool SendApp8GetStatusRequest(IGkvAbrechnung[] updateables)
 		{
 			var updateables_len = updateables.Count();
 
@@ -558,7 +543,7 @@ namespace BeWo.Service.ServiceImplementations
 				var gkv_abrechnung = updateables[id];
 				var gkv_transfer = gkv_abrechnung.TransferProtokolle.Last();
 
-				request.Oids[id] = gkv_transfer.GkvTransferProtokollOid.Value;
+				request.Oids[id] = gkv_transfer.Oid.Value;
 			}
 
 			GkvServerGetStatusResponseDC response_app8;
@@ -591,10 +576,10 @@ namespace BeWo.Service.ServiceImplementations
 
 		public void HandleGkvServerResults(IEnumerable<GkvServerResultDC> results)
 		{
-			var protokolls = new List<GkvTransferProtokoll>();
+			var protokolls = new List<GkvTransferProtokollLight>();
 			foreach (var result in results)
 			{
-				var protokoll = DAOFactory.GenericDAO.GetByID<GkvTransferProtokoll>(result.ProtokollOid);
+				var protokoll = DAOFactory.GenericDAO.GetByID<GkvTransferProtokollLight>(result.ProtokollOid);
 
 				protokoll.ResultType = result.ResultType;
 				protokoll.Fehlertitel = result.Titel;
@@ -630,8 +615,7 @@ namespace BeWo.Service.ServiceImplementations
 				foreach (var follow in follows)
 				{
 					var protokoll_oid = follow.ProtokollOid;
-					var protokoll = DAOFactory.GenericDAO.LoadByID<GkvTransferProtokoll>(protokoll_oid);
-					var abrechnung_oid = protokoll.GkvAbrechnungOid;
+					var abrechnung_oid = DAOFactory.FinanceDAO.GetGkvParentByProtokollOid(protokoll_oid);
 
 					var new_req = new GkvAbrechnungSendRequestDC()
 					{
diff --git a/Shared/Core/Validator.cs b/Shared/Core/Validator.cs
index 57e70ea9e..24acd3b4a 100644
--- a/Shared/Core/Validator.cs
+++ b/Shared/Core/Validator.cs
@@ -1,6 +1,7 @@
 using BS.Shared.DataContracts;
 using BS.Shared.DataContracts.GkvAbrechnung;
 using BS.Shared.Exceptions;
+using BS.Shared.Interface;
 using System;
 using System.Collections.Generic;
 using System.Linq;
@@ -109,6 +110,10 @@ namespace BS.Shared.Core
             if (error != null)
                 throw new GkvException(error);
         }
+        public static bool IsOrganisationInformationValid(IOrganisation orga)
+        {
+            return IsOrganisationInformationValid(orga.IKDatenannahmestelle, orga.IKKostentrager, orga.IKKrankenkasse, orga.BezDatenannahmestelle);
+        }
         public static bool IsOrganisationInformationValid(string ik_datenannahmestelle, string ik_kostentrager, string ik_krankenkasse, string bez_datenannahmestelle)
             => IsIKNumberValid(ik_datenannahmestelle, ik_kostentrager, ik_krankenkasse) && IsBezDatenannahmestelleValid(bez_datenannahmestelle);
         public static bool IsIKNumberValid(params string[] iks)
diff --git a/Shared/DataContracts/Compact/CompactGkvAbrechnungDC.cs b/Shared/DataContracts/Compact/CompactGkvAbrechnungDC.cs
deleted file mode 100644
index 736818f6d..000000000
--- a/Shared/DataContracts/Compact/CompactGkvAbrechnungDC.cs
+++ /dev/null
@@ -1,38 +0,0 @@
-using Newtonsoft.Json;
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Runtime.Serialization;
-using System.Text;
-using System.Threading.Tasks;
-
-namespace BS.Shared.DataContracts.Compact
-{
-	[DataContract]
-	public class CompactGkvAbrechnungDC : IDataContract
-	{
-		[JsonProperty("gkvioid")]
-		[DataMember] public long GkvAbrechnungOid { get; set; }
-
-		[JsonProperty("gkvicreated")]
-		[DataMember] public DateTime GkvAbrechnungErstelltAm { get; set; }
-
-		[JsonProperty("gkvisum")]
-		[DataMember] public decimal GkvAbrechnungBetrag { get; set; }
-
-		[JsonProperty("sentdatetime")]
-		[DataMember] public DateTime? GkvProtokollZuletztGesendet { get; set; }
-
-		[JsonProperty("sentdakotasuccess")]
-		[DataMember] public bool GkvProtokollSentDakotaSuccess { get; set; }
-
-		[JsonProperty("resulttype")]
-		[DataMember] public GkvTransferResultType? GkvProtokollResultType { get; set; }
-
-		[JsonProperty("resultmessage")]
-		[DataMember] public string GkvProtokollResultMessage { get; set; }
-
-		[JsonProperty("resultdatetime")]
-		[DataMember] public DateTime? GkvProtokollResultDatum { get; set; }
-	}
-}
diff --git a/Shared/DataContracts/Compact/CompactInvoiceBaseDC.cs b/Shared/DataContracts/Compact/CompactInvoiceBaseDC.cs
new file mode 100644
index 000000000..0e747717b
--- /dev/null
+++ b/Shared/DataContracts/Compact/CompactInvoiceBaseDC.cs
@@ -0,0 +1,24 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Runtime.Serialization;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BS.Shared.DataContracts.Light
+{
+	public class CompactInvoiceBaseDC : IDataContract
+	{
+		[DataMember] public long? InvoiceBaseOid { get; set; }
+		[DataMember] public DateTime? AccountingPeriodEnd { get; set; }
+		[DataMember] public DateTime? AccountingPeriodStart { get; set; }
+		[DataMember] public string CustomerName { get; set; }
+		[DataMember] public string RecipientOrganisation { get; set; }
+		[DataMember] public string InvoiceTypeText { get; set; }
+		[DataMember] public DateTime? InvoiceDate { get; set; }
+		[DataMember] public string InvoiceNumber { get; set; }
+		[DataMember] public decimal? TotalAmount { get; set; }
+		[DataMember] public bool IsPaid { get; set; }
+		[DataMember] public string Notice { get; set; }
+	}
+}
diff --git a/Shared/DataContracts/GkvAbrechnung/GkvAbrechnungCreateResponseDC.cs b/Shared/DataContracts/GkvAbrechnung/GkvAbrechnungCreateResponseDC.cs
index 3a1f32af9..ffbde1451 100644
--- a/Shared/DataContracts/GkvAbrechnung/GkvAbrechnungCreateResponseDC.cs
+++ b/Shared/DataContracts/GkvAbrechnung/GkvAbrechnungCreateResponseDC.cs
@@ -1,4 +1,5 @@
-using System;
+using BS.Shared.DataContracts.Light;
+using System;
 using System.Collections.Generic;
 using System.Linq;
 using System.Runtime.Serialization;
@@ -19,6 +20,6 @@ namespace BS.Shared.DataContracts.GkvAbrechnung
 		public GkvAbrechnungCreateResponseDC(bool success, string message)
 			: base(success, message) { }
 
-		[DataMember] public GkvAbrechnungDC GkvAbrechnungDC { get; set; }
+		[DataMember] public GkvAbrechnungLightDC GkvAbrechnungLightDC { get; set; }
 	}
 }
diff --git a/Shared/DataContracts/GkvAbrechnung/GkvAbrechnungDC.cs b/Shared/DataContracts/GkvAbrechnung/GkvAbrechnungDC.cs
index 9d93bf908..b02330e00 100644
--- a/Shared/DataContracts/GkvAbrechnung/GkvAbrechnungDC.cs
+++ b/Shared/DataContracts/GkvAbrechnung/GkvAbrechnungDC.cs
@@ -12,8 +12,8 @@ namespace BS.Shared.DataContracts.GkvAbrechnung
 	{
 		public GkvAbrechnungDC() { }
 
-		[DataMember] public long? GkvAbrechnungOid { get; set; }
-		[DataMember] public long? GkvAbrechnungVersion { get; set; }
+		[DataMember] public long? Oid { get; set; }
+		[DataMember] public long? Version { get; set; }
 		[DataMember] public string Notice { get; set; }
 		[DataMember] public DateTime? AbrechnungsZeitraumStart { get; set; }
 		[DataMember] public DateTime? AbrechnungsZeitraumEnde { get; set; }
@@ -24,10 +24,11 @@ namespace BS.Shared.DataContracts.GkvAbrechnung
 		[DataMember] public GkvVerfahrensstufe Verfahrensstufe { get; set; }
 		[DataMember] public IList<InvoiceBaseDC> InvoiceBases { get; set; }
 		[DataMember] public OrganisationDC Organisation { get; set; }
-		[DataMember] public IList<GkvTransferProtokollDC> TransferProtokolle { get; set; }
+		[DataMember] public IList<GkvTransferProtokollDC> Protokolle { get; set; }
 		[DataMember] public bool IsReady2Send { get; set; }
 		[DataMember] public string SendTooltip { get; set; }
 
-		public IGkvTransferProtokoll LastTransferProtokoll => TransferProtokolle?.LastOrDefault();
+		public IEnumerable<IGkvTransferProtokoll> TransferProtokolle => Protokolle;
+		public IGkvTransferProtokoll LastTransferProtokoll => Protokolle?.LastOrDefault();
 	}
 }
\ No newline at end of file
diff --git a/Shared/DataContracts/GkvAbrechnung/GkvAbrechnungSendRequestDC.cs b/Shared/DataContracts/GkvAbrechnung/GkvAbrechnungSendRequestDC.cs
index cda963008..134eb5c02 100644
--- a/Shared/DataContracts/GkvAbrechnung/GkvAbrechnungSendRequestDC.cs
+++ b/Shared/DataContracts/GkvAbrechnung/GkvAbrechnungSendRequestDC.cs
@@ -11,6 +11,10 @@ namespace BS.Shared.DataContracts.GkvAbrechnung
 	public class GkvAbrechnungSendRequestDC : IDataContract
 	{
 		public GkvAbrechnungSendRequestDC() { }
+		public GkvAbrechnungSendRequestDC(long oid)
+		{
+			GkvAbrechnungOid = oid;
+		}
 
 		[DataMember] public long GkvAbrechnungOid { get; set; }
 	}
diff --git a/Shared/DataContracts/GkvAbrechnung/GkvAbrechnungSendResponseDC.cs b/Shared/DataContracts/GkvAbrechnung/GkvAbrechnungSendResponseDC.cs
index 64dc65061..73b3c6a38 100644
--- a/Shared/DataContracts/GkvAbrechnung/GkvAbrechnungSendResponseDC.cs
+++ b/Shared/DataContracts/GkvAbrechnung/GkvAbrechnungSendResponseDC.cs
@@ -1,4 +1,5 @@
-using System;
+using BS.Shared.DataContracts.Light;
+using System;
 using System.Collections.Generic;
 using System.Linq;
 using System.Runtime.Serialization;
@@ -19,7 +20,7 @@ namespace BS.Shared.DataContracts.GkvAbrechnung
 		public GkvAbrechnungSendResponseDC(bool success, string message) 
 			: base(success, message) { }
 
-		[DataMember] public GkvAbrechnungDC GkvAbrechnungDC { get; set; }
-		[DataMember] public GkvTransferProtokollDC TransferProtokoll { get; set; }
+		[DataMember] public GkvAbrechnungLightDC GkvAbrechnungDC { get; set; }
+		[DataMember] public GkvTransferProtokollLightDC TransferProtokoll { get; set; }
 	}
 }
diff --git a/Shared/DataContracts/GkvAbrechnung/GkvServerSendNewRequestDC.cs b/Shared/DataContracts/GkvAbrechnung/GkvServerSendNewRequestDC.cs
index c24054fc9..7158ec49f 100644
--- a/Shared/DataContracts/GkvAbrechnung/GkvServerSendNewRequestDC.cs
+++ b/Shared/DataContracts/GkvAbrechnung/GkvServerSendNewRequestDC.cs
@@ -18,7 +18,7 @@ namespace BS.Shared.DataContracts.GkvAbrechnung
 		[DataMember] public long ApplicationUserOid { get; set; }
 		[DataMember] public GkvTransferProtokollDC Protokoll { get; set; }
 
-		public long Protokoll_Oid => Protokoll.GkvTransferProtokollOid.Value;
+		public long Protokoll_Oid => Protokoll.Oid.Value;
 		public string Datenannahmestelle => Protokoll.IKDatenannahmestelle;
 		public string Transfername => Protokoll.Transfername;
 		public string Nutzdatendatei => Protokoll.Nutzdatendatei;
diff --git a/Shared/DataContracts/GkvAbrechnung/GkvTransferProtokollDC.cs b/Shared/DataContracts/GkvAbrechnung/GkvTransferProtokollDC.cs
index 89f996ced..195cbb849 100644
--- a/Shared/DataContracts/GkvAbrechnung/GkvTransferProtokollDC.cs
+++ b/Shared/DataContracts/GkvAbrechnung/GkvTransferProtokollDC.cs
@@ -9,8 +9,8 @@ namespace BS.Shared.DataContracts.GkvAbrechnung
 	[DataContract]
 	public class GkvTransferProtokollDC : IDataContract, IGkvTransferProtokoll
 	{
-		[DataMember] public long? GkvTransferProtokollOid { get; set; }
-		[DataMember] public long? GkvTransferProtokollVersion { get; set; }
+		[DataMember] public long? Oid { get; set; }
+		[DataMember] public long? Version { get; set; }
 		[DataMember] public string Notice { get; set; }
 		[DataMember] public long GkvAbrechnungOid { get; set; }
 		[DataMember] public string AbsenderBezeichnung { get; set; }
diff --git a/Shared/DataContracts/Light/GkvAbrechnungLightDC.cs b/Shared/DataContracts/Light/GkvAbrechnungLightDC.cs
new file mode 100644
index 000000000..038fb323d
--- /dev/null
+++ b/Shared/DataContracts/Light/GkvAbrechnungLightDC.cs
@@ -0,0 +1,35 @@
+using BS.Shared.DataContracts.Compact;
+using BS.Shared.DataContracts.GkvAbrechnung;
+using BS.Shared.Interface;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Runtime.Serialization;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BS.Shared.DataContracts.Light
+{
+	public class GkvAbrechnungLightDC : ILightDataContract, IGkvAbrechnung
+	{
+		[DataMember] public long Oid { get; set; }
+		[DataMember] public long Version { get; set; }
+		[DataMember] public string Notice { get; set; }
+		[DataMember] public DateTime ErstelltAm { get; set; }
+		[DataMember] public decimal Betrag { get; set; }
+		[DataMember] public long OrganisationOid { get; set; }
+		[DataMember] public string OrganisationName { get; set; }
+		[DataMember] public DateTime? AbrechnungsZeitraumStart { get; set; }
+		[DataMember] public DateTime? AbrechnungsZeitraumEnde { get; set; }
+		[DataMember] public bool UrbelegeGesendet { get; set; }
+		[DataMember] public bool Bezahlt { get; set; }
+		[DataMember] public GkvVerfahrensstufe Verfahrensstufe { get; set; }
+		[DataMember] public IList<InvoiceBaseLightDC> InvoiceBases { get; set; }
+		[DataMember] public IList<GkvTransferProtokollLightDC> Protokolle { get; set; }
+		[DataMember] public bool IsReady2Send { get; set; }
+		[DataMember] public string SendTooltip { get; set; }
+
+		public virtual IEnumerable<IGkvTransferProtokoll> TransferProtokolle => Protokolle;
+		public virtual IGkvTransferProtokoll LastTransferProtokoll => Protokolle?.LastOrDefault();
+	}
+}
diff --git a/Shared/DataContracts/Light/GkvTransferProtokollLightDC.cs b/Shared/DataContracts/Light/GkvTransferProtokollLightDC.cs
new file mode 100644
index 000000000..4ab0b0020
--- /dev/null
+++ b/Shared/DataContracts/Light/GkvTransferProtokollLightDC.cs
@@ -0,0 +1,40 @@
+using BS.Shared.Interface;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Runtime.Serialization;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BS.Shared.DataContracts.Light
+{
+	public class GkvTransferProtokollLightDC : ILightDataContract, IGkvTransferProtokoll
+	{
+		[DataMember] public long? Oid { get; set; }
+		[DataMember] public long? Version { get; set; }
+		[DataMember] public string Notice { get; set; }
+		[DataMember] public long GkvAbrechnungOid { get; set; }
+		[DataMember] public string AbsenderBezeichnung { get; set; }
+		[DataMember] public string EmpfangerBezeichnung { get; set; }
+		[DataMember] public string IKLeistungserbringer { get; set; }
+		[DataMember] public string IKKrankenkasse { get; set; }
+		[DataMember] public string IKKostentrager { get; set; }
+		[DataMember] public string IKDatenannahmestelle { get; set; }
+		[DataMember] public string Rechnungsnummer { get; set; }
+		[DataMember] public int Datenaustauschreferenz { get; set; }
+		[DataMember] public int Transfernummer { get; set; }
+		[DataMember] public string Transfername { get; set; }
+		[DataMember] public DateTime? ErstelltAm { get; set; }
+		[DataMember] public string Dateityp { get; set; }
+		[DataMember] public string Dateiname { get; set; }
+		[DataMember] public int Dateigrosse { get; set; }
+		[DataMember] public bool SentApp8Success { get; set; }
+		[DataMember] public bool SentDakotaSuccess { get; set; }
+		[DataMember] public GkvTransferResultType? ResultType { get; set; }
+		[DataMember] public string Fehlertitel { get; set; }
+		[DataMember] public DateTime? Fehlerdatum { get; set; }
+		[DataMember] public string Fehlernachricht { get; set; }
+
+		public string BezDatenannahmestelle => EmpfangerBezeichnung;
+	}
+}
diff --git a/Shared/DataContracts/Light/ILightDataContract.cs b/Shared/DataContracts/Light/ILightDataContract.cs
new file mode 100644
index 000000000..9173e31aa
--- /dev/null
+++ b/Shared/DataContracts/Light/ILightDataContract.cs
@@ -0,0 +1,12 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BS.Shared.DataContracts.Light
+{
+	public interface ILightDataContract : IDataContract
+	{
+	}
+}
diff --git a/Shared/DataContracts/Light/InvoiceBaseLightDC.cs b/Shared/DataContracts/Light/InvoiceBaseLightDC.cs
new file mode 100644
index 000000000..6ce19bf10
--- /dev/null
+++ b/Shared/DataContracts/Light/InvoiceBaseLightDC.cs
@@ -0,0 +1,26 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Runtime.Serialization;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BS.Shared.DataContracts.Light
+{
+	public class InvoiceBaseLightDC : ILightDataContract
+	{
+		[DataMember] public long? Oid { get; set; }
+		[DataMember] public long Version { get; set; }
+		[DataMember] public DateTime? AccountingPeriodEnd { get; set; }
+		[DataMember] public DateTime? AccountingPeriodStart { get; set; }
+		[DataMember] public string CustomerName { get; set; }
+		[DataMember] public string RecipientOrganisation { get; set; }
+		[DataMember] public InvoiceType Type { get; set; }
+		[DataMember] public string InvoiceTypeText { get; set; }
+		[DataMember] public DateTime? InvoiceDate { get; set; }
+		[DataMember] public string InvoiceNumber { get; set; }
+		[DataMember] public decimal? TotalAmount { get; set; }
+		[DataMember] public bool IsPaid { get; set; }
+		[DataMember] public string Notice { get; set; }
+	}
+}
diff --git a/Shared/DataContracts/Light/OrganisationLightDC.cs b/Shared/DataContracts/Light/OrganisationLightDC.cs
new file mode 100644
index 000000000..0adafa8be
--- /dev/null
+++ b/Shared/DataContracts/Light/OrganisationLightDC.cs
@@ -0,0 +1,20 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Runtime.Serialization;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BS.Shared.DataContracts.Light
+{
+	public class OrganisationLightDC : ILightDataContract
+	{
+		[DataMember] public long Oid { get; set; }
+		[DataMember] public long Version { get; set; }
+		[DataMember] public string Name { get; set; }
+		[DataMember] public string IKKrankenkasse { get; set; }
+		[DataMember] public string IKKostentrager { get; set; }
+		[DataMember] public string IKDatenannahmestelle { get; set; }
+		[DataMember] public string BezDatenannahmestelle { get; set; }
+	}
+}
diff --git a/Shared/Interface/IGkvAbrechnung.cs b/Shared/Interface/IGkvAbrechnung.cs
index bcb85e8ad..f9f3e4d23 100644
--- a/Shared/Interface/IGkvAbrechnung.cs
+++ b/Shared/Interface/IGkvAbrechnung.cs
@@ -11,6 +11,8 @@ namespace BS.Shared.Interface
 		bool Bezahlt { get; set; }
         bool UrbelegeGesendet { get; set; }
         DateTime ErstelltAm { get; set; }
-        IGkvTransferProtokoll LastTransferProtokoll { get; }
-    }
+
+		IEnumerable<IGkvTransferProtokoll> TransferProtokolle { get; }
+		IGkvTransferProtokoll LastTransferProtokoll { get; }
+	}
 }
diff --git a/Shared/Interface/IGkvTransferProtokoll.cs b/Shared/Interface/IGkvTransferProtokoll.cs
index 868430edf..1c03b38e2 100644
--- a/Shared/Interface/IGkvTransferProtokoll.cs
+++ b/Shared/Interface/IGkvTransferProtokoll.cs
@@ -8,6 +8,7 @@ namespace BS.Shared.Interface
 {
 	public interface IGkvTransferProtokoll
 	{
+		long? Oid { get; }
 		string IKDatenannahmestelle { get; set; }
 		string BezDatenannahmestelle { get; }
 		GkvTransferResultType? ResultType { get; set; }
diff --git a/Shared/Interface/IOrganisation.cs b/Shared/Interface/IOrganisation.cs
new file mode 100644
index 000000000..4e6bbfe1e
--- /dev/null
+++ b/Shared/Interface/IOrganisation.cs
@@ -0,0 +1,16 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BS.Shared.Interface
+{
+	public interface IOrganisation
+	{
+		string IKKrankenkasse { get; set; }
+		string IKKostentrager { get; set; }
+		string IKDatenannahmestelle { get; set; }
+		string BezDatenannahmestelle { get; set; }
+	}
+}
diff --git a/Shared/Shared.csproj b/Shared/Shared.csproj
index 6b3a43365..746372a86 100644
--- a/Shared/Shared.csproj
+++ b/Shared/Shared.csproj
@@ -183,7 +183,6 @@
     <Compile Include="DataContracts\AdditionalServiceRegionDC.cs" />
     <Compile Include="DataContracts\AddressRouteDC.cs" />
     <Compile Include="DataContracts\ClientPartials\IMoKSearchableDC.cs" />
-    <Compile Include="DataContracts\Compact\CompactGkvAbrechnungDC.cs" />
     <Compile Include="DataContracts\CustomerVermittlungArbeitDC.cs" />
     <Compile Include="DataContracts\GkvAbrechnung\GkvClientRequestDC.cs" />
     <Compile Include="DataContracts\GkvAbrechnung\GkvClientSumRequestJson.cs" />
@@ -198,6 +197,12 @@
     <Compile Include="DataContracts\GkvAbrechnung\GkvServerGetStatusResponseDC.cs" />
     <Compile Include="DataContracts\GkvAbrechnung\GkvClientResultRequestDC.cs" />
     <Compile Include="DataContracts\Invoicing\BankAccountDC.cs" />
+    <Compile Include="DataContracts\Light\GkvAbrechnungLightDC.cs" />
+    <Compile Include="DataContracts\Light\GkvTransferProtokollLightDC.cs" />
+    <Compile Include="DataContracts\Light\ILightDataContract.cs" />
+    <Compile Include="DataContracts\Compact\CompactInvoiceBaseDC.cs" />
+    <Compile Include="DataContracts\Light\InvoiceBaseLightDC.cs" />
+    <Compile Include="DataContracts\Light\OrganisationLightDC.cs" />
     <Compile Include="DataContracts\Wohnhilfe\CustomerWohnhilfeDC.cs" />
     <Compile Include="DataContracts\ImageDC.cs" />
     <Compile Include="DataContracts\Wohnhilfe\CustomerWohnhilfeBereichBundDC.cs" />
@@ -374,6 +379,7 @@
     <Compile Include="Interface\IGkvAbrechnung.cs" />
     <Compile Include="Interface\IGkvTransferProtokoll.cs" />
     <Compile Include="Interface\IInvoiceBase.cs" />
+    <Compile Include="Interface\IOrganisation.cs" />
     <Compile Include="Packet.cs" />
     <Compile Include="ReportRequests\AbstractReportRequest.cs" />
     <Compile Include="ReportRequests\GkvAbrechnungReportRequest.cs" />
@@ -543,6 +549,7 @@
   <ItemGroup>
     <None Include="packages.config" />
   </ItemGroup>
+  <ItemGroup />
   <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
   <!-- To modify your build process, add your task inside one of the targets below and uncomment it. 
        Other similar extension points exist, see Microsoft.Common.targets.