diff --git a/BeWoPlanerMobil/BeWoPlanerMobil.csproj b/BeWoPlanerMobil/BeWoPlanerMobil.csproj
index 29c302398..254d878ee 100644
--- a/BeWoPlanerMobil/BeWoPlanerMobil.csproj
+++ b/BeWoPlanerMobil/BeWoPlanerMobil.csproj
@@ -5090,6 +5090,9 @@
   <ItemGroup>
     <Content Include="Views\Customer\CustomerBargeldkassen.cshtml" />
   </ItemGroup>
+  <ItemGroup>
+    <Content Include="Views\Customer\CustomerAbsenceTimeFormPartial.cshtml" />
+  </ItemGroup>
   <PropertyGroup>
     <VisualStudioVersion Condition="'$(VisualStudioVersion)' == ''">10.0</VisualStudioVersion>
     <VSToolsPath Condition="'$(VSToolsPath)' == ''">$(MSBuildExtensionsPath32)\Microsoft\VisualStudio\v$(VisualStudioVersion)</VSToolsPath>
diff --git a/BeWoPlanerMobil/Controllers/CustomerController.cs b/BeWoPlanerMobil/Controllers/CustomerController.cs
index cf59e15be..9b7da5895 100644
--- a/BeWoPlanerMobil/Controllers/CustomerController.cs
+++ b/BeWoPlanerMobil/Controllers/CustomerController.cs
@@ -94,6 +94,8 @@ namespace BeWoPlanerMobil.Controllers
             {
                 Model.ReportTypes = new List<CustomerReportType> { CustomerReportType.Medikamentenliste, CustomerReportType.Bedarfsmedikation, CustomerReportType.Historie };
             }
+
+            Model.AllAbsenceReasons = AbstractModel.HasRightToViewCustomerAbsenceTimes ? CustomerService.GetAllAbsenceReasons() : new List<AbsenceReasonDC>();
         }
 
         [Authorize]
diff --git a/BeWoPlanerMobil/Controllers/ReportViewerController.cs b/BeWoPlanerMobil/Controllers/ReportViewerController.cs
index cda5ebaea..706a24e96 100644
--- a/BeWoPlanerMobil/Controllers/ReportViewerController.cs
+++ b/BeWoPlanerMobil/Controllers/ReportViewerController.cs
@@ -8,6 +8,7 @@ using BeWoPlanerMobil.Models;
 using BeWoPlanerMobil.Service;
 using BeWoPlanerMobil.Util;
 using BS.Shared;
+using BS.Shared.DataContracts;
 using BS.Shared.DataContracts.Compact;
 
 namespace BeWoPlanerMobil.Controllers
@@ -99,7 +100,6 @@ namespace BeWoPlanerMobil.Controllers
 
             Model.Queries = QueryService.GetAllQueriesOfType(QueryType.Public);
 
-
             return View(Model);
         }
 
@@ -121,6 +121,8 @@ namespace BeWoPlanerMobil.Controllers
 
                 var selectedQuery = Model.Queries.FirstOrDefault(query => query.Oid.Equals(reportOid.Value));
 
+                var queryParameter = selectedQuery?.Parameter ?? new List<QueryParamDC>();
+
                 if (selectedQuery is null)
                 {
                     Model.Report = null;
@@ -137,12 +139,13 @@ namespace BeWoPlanerMobil.Controllers
                 }
 
                 QueryService.PrepareQueryReport(test, dcid);
-
-                Model.Report = Model.ReportCreator.CreateQueryReport(selectedQuery.Oid, dcid);
+                var queryReport = Model.ReportCreator.CreateQueryReport(selectedQuery.Oid, dcid);
+                Model.Report = queryReport;
             }
             catch (Exception e)
             {
                 Log.Error(e);
+                TempData["ErrorMessage"] = e.Message;
             }
 
             return PartialView("DocumentWebViewerPartial", Model);
diff --git a/BeWoPlanerMobil/Models/CustomerModel.cs b/BeWoPlanerMobil/Models/CustomerModel.cs
index fd205c6be..33a2cb05c 100644
--- a/BeWoPlanerMobil/Models/CustomerModel.cs
+++ b/BeWoPlanerMobil/Models/CustomerModel.cs
@@ -133,5 +133,34 @@ namespace BeWoPlanerMobil.Models
         public string ReportName { get; set; }
 
         public List<BargeldkassenDC> Bargeldkassen { get; set; }
+
+        [Display(Name = "Kategorie")]
+        public long? SelectedAbsenceReason { get; set; }
+
+        public List<AbsenceReasonDC> AllAbsenceReasons { get; set; }
+
+        public List<SelectListItem> AbsenceReasonItems
+        {
+            get
+            {
+                var result = new List<SelectListItem>();
+
+                foreach(var absenceReason in AllAbsenceReasons)
+                {
+                    if(absenceReason.AbsenceReasonOid is null)
+                    {
+                        continue;
+                    }
+
+                    result.Add(new SelectListItem
+                    {
+                        Value = absenceReason.AbsenceReasonOid.Value.ToString(),
+                        Text = absenceReason.Description
+                    });
+                }
+
+                return result;
+            }
+        }
     }
 }
\ No newline at end of file
diff --git a/BeWoPlanerMobil/Views/Customer/Customer.cshtml b/BeWoPlanerMobil/Views/Customer/Customer.cshtml
index d7a31bbc5..042f30fc2 100644
--- a/BeWoPlanerMobil/Views/Customer/Customer.cshtml
+++ b/BeWoPlanerMobil/Views/Customer/Customer.cshtml
@@ -977,7 +977,7 @@
         @if(Html.IsInDebugMode() && AbstractModel.HasRightToViewCustomerAbsenceTimes) 
         {
             <div class="col-12 my-3">
-                <div class="card w-100 h-100">
+                <div class="card w-100 h-100 bg-bewo-dev">
                     <div class="card-header" onclick="cardHeaderClick('#chevron-customer-absencetimes', '#collapse-customer-absencetimes')">
                         <div class="d-inline-flex">
                             <i class="fas fa-chevron-down h-100 text-bewo-customer-card-header" id="chevron-customer-absencetimes"></i>
@@ -988,8 +988,11 @@
                             </button>
                         </div>
                     </div>
+                    <!-- ToDo: Formular-Partial anlegen! -->
                     <div class="collapse" id="collapse-customer-absencetimes">
                         <div class="card-body">
+                            <button type="button" class="btn btn-primary" data-toggle="modal" data-target="#customer-absence-times-form-popup" onclick="calcAbsenceTimePrependWidth()"></button>
+                            <hr />
                             @Html.Partial("CustomerAbsenceTimePartial", Model)
                         </div>
                     </div>
@@ -1002,6 +1005,30 @@
     }
 </div>
 
+@if(Html.IsInDebugMode() && AbstractModel.HasRightToViewCustomerAbsenceTimes)
+{
+    <!-- ToDo: Popup für Abwesenheitsformular -->
+    <div class="modal" tabindex="-1" role="dialog" id="customer-absence-times-form-popup">
+        <div class="modal-dialog modal-lg" role="document">
+            <div class="modal-content">
+                <div class="modal-header">
+                    <h5 class="modal-title">Abwesenheit hinzufügen</h5>
+                    <button class="close" type="button" data-dismiss="modal" aria-label="close">
+                        <span aria-hidden="true">&times;</span>
+                    </button>
+                </div>
+                <div class="modal-body" id="modal-body">
+                    @Html.Partial("CustomerAbsenceTimeFormPartial", Model)
+                </div>
+                <div class="modal-footer">
+                    <button class="btn btn-primary" type="button" data-dismiss="modal" onclick="submitCustomerAbsenceTimesForm()">OK</button>
+                    <button class="btn btn-secondary" type="button" data-dismiss="modal" onclick="clearCustomerAbsenceTimesForm()">Abbrechen</button>
+                </div>
+            </div>
+        </div>
+    </div>
+}
+
 @if(!(Model?.Report is null) && Html.IsInDebugMode())
 {
     <div class="modal modal-fullscreen" tabindex="-1" role="dialog" id="report-popup">
diff --git a/BeWoPlanerMobil/Views/Customer/CustomerAbsenceTimeFormPartial.cshtml b/BeWoPlanerMobil/Views/Customer/CustomerAbsenceTimeFormPartial.cshtml
new file mode 100644
index 000000000..7ec499111
--- /dev/null
+++ b/BeWoPlanerMobil/Views/Customer/CustomerAbsenceTimeFormPartial.cshtml
@@ -0,0 +1,179 @@
+@using BeWoPlanerMobil.Models;
+@using BeWoPlanerMobil.Util
+@using BS.Shared
+
+@model CustomerModel
+    
+@*
+  ToDos: 
+    1. Formularvalidierung mittels Klassen und Bootstrap
+    2. Ganztagsfunktionalität einbauen
+    3. Controller-Funktionen implementieren:
+        1. Bearbeiten einer existierenden Abwesenheit
+        2. Anlegen einer neuen Abwesenheit
+*@
+
+<script type="text/javascript">
+    $(function () {
+        $("#customer-absence-time-start-date-picker, #customer-absence-time-end-date-picker").datetimepicker({
+            locale: "de",
+            format: "L"
+        });
+
+        $("#customer-absence-time-start-time-picker, #customer-absence-time-end-time-picker").datetimepicker({
+            locale: "de",
+            format: "LT"
+        });
+    });
+
+    var initialDatePrependWidth = 0;
+    function calcAbsenceTimePrependWidth() {
+        try {
+            setTimeout(function() {
+                if (initialDatePrependWidth <= 0 && $.isNumeric(getMaxWidth("customer-absence-time-prepend"))) {
+                    initialDatePrependWidth = getMaxWidth("customer-absence-time-prepend");
+                }
+
+                if (initialDatePrependWidth <= 0) {
+                    return;
+                }
+
+                logInfo2(`max width: ${getMaxWidth("customer-absence-time-prepend")}`);
+
+                $(".customer-absence-time-prepend").width(getMaxWidth("customer-absence-time-prepend"));
+            });
+        } catch (error) {
+            showErrorPopup(error);
+        }
+    }
+
+    function submitCustomerAbsenceTimesForm() {
+        try {
+
+        } catch (error) {
+            showErrorPopup(error);
+        }
+    }
+
+    function clearCustomerAbsenceTimesForm() {
+        try {
+
+        } catch (error) {
+            showErrorPopup(error);
+        }
+    }
+</script>
+
+<div class="form-row">
+    <div class="col-lg">
+        <div class="form-group my-2">
+            <div class="input-group date" id="customer-absence-time-start-date-picker" data-target-input="nearest">
+                <div class="input-group-prepend">
+                    <div class="input-group-text customer-absence-time-prepend">
+                        Startdatum
+                    </div>
+                </div>
+                <input type="text" id="customer-absence-time-start-date" name="Datum" class="form-control datetimepicker-input" data-target="#customer-absence-time-start-date-picker" data-toggle="datetimepicker" />
+                <div class="input-group-append" data-target="#customer-absence-time-start-date-picker" data-toggle="datetimepicker">
+                    <div class="input-group-text px-2">
+                        <i class="fas fa-calendar-alt"></i>
+                    </div>
+                </div>
+            </div>
+        </div>
+    </div>
+    <div class="col-lg">
+        <div class="form-group my-2">
+            <div class="input-group date" id="customer-absence-time-end-date-picker" data-target-input="nearest">
+                <div class="input-group-prepend">
+                    <div class="input-group-text customer-absence-time-prepend">
+                        Enddatum
+                    </div>
+                </div>
+                <input type="text" id="customer-absence-time-end-date" name="Enddatum" class="form-control datetimepicker-input" data-target="#customer-absence-time-end-date-picker" data-toggle="datetimepicker" />
+                <div class="input-group-append" data-target="#customer-absence-time-end-date-picker" data-toggle="datetimepicker">
+                    <div class="input-group-text px-2">
+                        <i class="fas fa-calendar-alt"></i>
+                    </div>
+                </div>
+            </div>
+        </div>
+    </div>
+    
+</div>
+
+<div class="form-row">
+    <div class="col-lg">
+        <div class="form-group my-2">
+            <div class="input-group date" id="customer-absence-time-start-time-picker" data-target-input="nearest">
+                <div class="input-group-prepend">
+                    <div class="input-group-text customer-absence-time-prepend">
+                        Von
+                    </div>
+                </div>
+                <input type="text" id="customer-absence-time-start-time" name="Start" class="form-control datetimepicker-input" data-target="#customer-absence-time-start-time-picker" />
+                <div class="input-group-append" data-target="#customer-absence-time-start-time-picker" data-toggle="datetimepicker">
+                    <div class="input-group-text px-2">
+                        <i class="fas fa-clock"></i>
+                    </div>
+                </div>
+            </div>
+        </div>
+    </div>
+    <div class="col-lg">
+        <div class="form-group my-2">
+            <div class="input-group date" id="customer-absence-time-end-time-picker" data-target-input="nearest">
+                <div class="input-group-prepend">
+                    <div class="input-group-text customer-absence-time-prepend">
+                        Bis
+                    </div>
+                </div>
+                <input type="text" id="customer-absence-time-end-time" name="Ende" class="form-control datetimepicker-input" data-target="#customer-absence-time-end-time-picker" />
+                <div class="input-group-append" data-target="#customer-absence-time-end-time-picker" data-toggle="datetimepicker">
+                    <div class="input-group-text px-2">
+                        <i class="fas fa-clock"></i>
+                    </div>
+                </div>
+            </div>
+        </div>
+    </div>
+</div>
+
+<div class="form-row">
+    <div class="col-md">
+        <div class="custom-control custom-checkbox custom-control-inline">
+            <input type="checkbox" class="custom-control-input" name="allday-cb" id="customer-absence-time-allday-cb" />
+            <label class="custom-control-label" for="customer-absence-time-allday-cb">Ganztäglich</label>
+        </div>
+    </div>
+</div>
+
+<div class="form-row">
+    <div class="col-md">
+        <div class="form-group my-2">
+            <div class="input-group">
+                <div class="input-group-prepend">
+                    <div class="input-group-text customer-absence-time-prepend">
+                        Kategorie
+                    </div>
+                </div>
+                @Html.DropDownListFor(m => m.SelectedAbsenceReason, Model.AbsenceReasonItems, new { @class = "custom-select", Id = "absence-reason-select" })
+            </div>
+        </div>
+    </div>
+</div>
+
+<div class="form-row">
+    <div class="col-md">
+        <div class="form-group mb-1">
+            <div class="input-group">
+                <div class="input-group-prepend">
+                    <div class="input-group-text customer-absence-time-prepend">
+                        Erläuterung
+                    </div>
+                </div>
+                <textarea class="form-control" id="notice" name="Notice" maxlength="1024" ></textarea>
+            </div>
+        </div>
+    </div>
+</div>
\ No newline at end of file
diff --git a/BeWoPlanerMobil/Views/Customer/CustomerAbsenceTimePartial.cshtml b/BeWoPlanerMobil/Views/Customer/CustomerAbsenceTimePartial.cshtml
index 1357e6522..661538e9a 100644
--- a/BeWoPlanerMobil/Views/Customer/CustomerAbsenceTimePartial.cshtml
+++ b/BeWoPlanerMobil/Views/Customer/CustomerAbsenceTimePartial.cshtml
@@ -1 +1,22 @@
-<p>Hier wird f&uuml;r Sie gebaut!</p>
\ No newline at end of file
+@using BeWoPlanerMobil.Models;
+@using BS.Shared.Extensions
+
+@model CustomerModel
+
+<script type="text/javascript">
+
+</script>
+
+@foreach(var absenceTime in Model.SelectedCustomer.AbsenceTimes)
+{
+    if(absenceTime.Start is null)
+    {
+        continue;
+    }
+
+    @*
+        ToDo: Startdatum und -zeit, Enddatum und -zeit, Kategorie, Erläuterung    
+    *@
+
+    
+}
\ No newline at end of file
diff --git a/BeWoPlanerMobil/Views/Main/SingleBookingPartial.cshtml b/BeWoPlanerMobil/Views/Main/SingleBookingPartial.cshtml
index 52a5d7576..68ad69274 100644
--- a/BeWoPlanerMobil/Views/Main/SingleBookingPartial.cshtml
+++ b/BeWoPlanerMobil/Views/Main/SingleBookingPartial.cshtml
@@ -216,7 +216,7 @@
         </div>
     </div>
 
-    <!-- Einzelbuchung: Startdatum -->
+    <!-- Einzelbuchung: Startdatum und gegebenenfalls Enddatum -->
     <div class="form-row">
         <div class="col-md">
             <div class="form-group my-2">
diff --git a/BeWoPlanerMobil/Views/ReportViewer/ReportViewer.cshtml b/BeWoPlanerMobil/Views/ReportViewer/ReportViewer.cshtml
index e5302ae76..b9d7e40c0 100644
--- a/BeWoPlanerMobil/Views/ReportViewer/ReportViewer.cshtml
+++ b/BeWoPlanerMobil/Views/ReportViewer/ReportViewer.cshtml
@@ -1,5 +1,4 @@
-@using BeWoPlanerMobil.Util
-@model BeWoPlanerMobil.Models.ReportViewerModel
+@model BeWoPlanerMobil.Models.ReportViewerModel
 
 <script>
     $(window).ready(function () {
@@ -17,6 +16,7 @@
         }
     }
 
+    // ToDo: Nicht hier laden, sondern nur, wenn keine weiteren Variablen benötigt werden!
     function loadCustomReport() {
         try {
             var selectedReportOid = $("#msk-customReportSelect").val();
@@ -50,12 +50,12 @@
 <div class="container-fluid my-3">
     <div class="row h-auto" id="abc-def">
         <div class="col-sm-12 col-md-4 col-lg-4 col-xl-3">
-            @*<div class="row">
+            <div class="row">
                 <div class="col">
                     @Html.DropDownListFor(model => model.SelectedReportType, Model.ReportTypes, new { @class = "custom-select", onchange = "updateForm()", id = "msk-report-type-select" })
                     <hr />
                 </div>
-            </div>*@
+            </div>
             <div class="row">
                 <div class="col" id="msk-form-col">
                     @Html.Partial("ReportViewerFormPartial", Model)
@@ -69,5 +69,4 @@
             }
         </div>
     </div>
-    
 </div>
\ No newline at end of file
diff --git a/BeWoPlanerMobil/Views/ReportViewer/ReportViewerFormPartial.cshtml b/BeWoPlanerMobil/Views/ReportViewer/ReportViewerFormPartial.cshtml
index a7efa1ed0..9ed1b069e 100644
--- a/BeWoPlanerMobil/Views/ReportViewer/ReportViewerFormPartial.cshtml
+++ b/BeWoPlanerMobil/Views/ReportViewer/ReportViewerFormPartial.cshtml
@@ -1,9 +1,7 @@
 @using BeWoPlanerMobil.Models
-@using BeWoPlanerMobil.Util
 @model BeWoPlanerMobil.Models.ReportViewerModel
 
 <script type="text/javascript">
-    // ToDo:
     function reportFilterOnChange() {
         try {
             //team oder mitarbeiter
diff --git a/BeWoPlanerMobil/Views/Shared/_Layout.cshtml b/BeWoPlanerMobil/Views/Shared/_Layout.cshtml
index 44f49e0b9..be7940678 100644
--- a/BeWoPlanerMobil/Views/Shared/_Layout.cshtml
+++ b/BeWoPlanerMobil/Views/Shared/_Layout.cshtml
@@ -494,7 +494,6 @@
     </div>
 }
 
-
 @RenderBody()
 </body>
 </html>
diff --git a/Data/Access/SearchDAO.cs b/Data/Access/SearchDAO.cs
index 41c2e0a8c..9a7f95794 100644
--- a/Data/Access/SearchDAO.cs
+++ b/Data/Access/SearchDAO.cs
@@ -5515,13 +5515,25 @@ namespace BeWo.Data.Access
             return list.ToList();
         }
 
+        /// <summary>
+        /// VERALTET! FindMostRecentSignatureStatusInfoByServiceRecordOid benutzen!
+        /// </summary>
+        /// <param name="serviceRecordOid"></param>
+        /// <returns></returns>
         public ServiceRecordHistory FindMostRecentServiceRecordHistoryEntryByServiceRecordOid(long serviceRecordOid)
         {
-            var criteira = CreateCriteria<ServiceRecordHistory>()
-                .Add(Restrictions.Eq(nameof(ServiceRecordHistory.ServiceRecordOid), serviceRecordOid))
-                .AddOrder(Order.Desc(nameof(ServiceRecordHistory.InsTs)));
+            try
+            {
+                var criteira = CreateCriteria<ServiceRecordHistory>()
+                    .Add(Restrictions.Eq(nameof(ServiceRecordHistory.ServiceRecordOid), serviceRecordOid))
+                    .AddOrder(Order.Desc(nameof(ServiceRecordHistory.InsTs)));
 
-            return criteira.List<ServiceRecordHistory>().FirstOrDefault();
+                return criteira.List<ServiceRecordHistory>().FirstOrDefault();
+            }
+            catch(Exception e)
+            {
+                return null;
+            }
         }
 
         public Dictionary<long, ServiceRecordHistory> FindMostRecentServiceRecordHistoryEntryByServiceRecords(List<long> serviceRecordOids)
@@ -5603,5 +5615,32 @@ namespace BeWo.Data.Access
 
             return criteria.List<ServiceRecord>().ToList();
         }
+
+        public SignatureStateInfoFromServiceRecordHistoryEntry FindMostRecentSignatureStatusInfoByServiceRecordOid(long serviceRecordOid)
+        {
+            var sqlQuery = Session.CreateSQLQuery($"SELECT * FROM ServiceRecordHistory WHERE ServiceRecordOid = {serviceRecordOid} ORDER BY InsTs LIMIT 1")
+                .AddScalar("CustomerConfirmationReceiptSignatureStateType", NHibernateUtil.Int32)
+                .AddScalar("EmployeeConfirmationReceiptSignatureStateType", NHibernateUtil.Int32)
+                .AddScalar("ServiceRecordSignatureStateType", NHibernateUtil.Int32)
+                .AddScalar("CustomerConfirmationReceiptSignatureOid", NHibernateUtil.Int64)
+                .AddScalar("EmployeeConfirmationReceiptSignatureOid", NHibernateUtil.Int64);
+
+            var objectsList = sqlQuery.List<object[]>().ToList();
+
+            var row = objectsList.FirstOrDefault();
+
+            if(row is null || row.Length != 5)
+            {
+                return null;
+            }
+
+            var customerConfirmationReceiptSignatureState = (SignatureStateType)row[0];
+            var employeeConfirmationReceiptSignatureState = (SignatureStateType)row[1];
+            var serviceRecordSignatureStateType           = (SignatureStateType)row[2];
+            var customerConfirmationReceiptSignatureOid   = (long?)row[3];
+            var employeeConfirmationReceiptSignatureOid   = (long?)row[4];
+
+            return new SignatureStateInfoFromServiceRecordHistoryEntry(customerConfirmationReceiptSignatureState, employeeConfirmationReceiptSignatureState, serviceRecordSignatureStateType, customerConfirmationReceiptSignatureOid, employeeConfirmationReceiptSignatureOid);
+        }
     }
 }
diff --git a/Data/Data.csproj b/Data/Data.csproj
index 3d827d28c..8b4b88a72 100644
--- a/Data/Data.csproj
+++ b/Data/Data.csproj
@@ -382,6 +382,7 @@
     <Compile Include="UpdInsInterceptor.cs" />
     <Compile Include="Utils\AppointmentSearchResult.cs" />
     <Compile Include="Utils\IntervalFinderHelper.cs" />
+    <Compile Include="Utils\SignatureStateInfoFromServiceRecordHistoryEntry.cs" />
     <Compile Include="WCFHibernateSessionManager.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />
   </ItemGroup>
diff --git a/Data/Utils/SignatureStateInfoFromServiceRecordHistoryEntry.cs b/Data/Utils/SignatureStateInfoFromServiceRecordHistoryEntry.cs
new file mode 100644
index 000000000..d40a2ca6b
--- /dev/null
+++ b/Data/Utils/SignatureStateInfoFromServiceRecordHistoryEntry.cs
@@ -0,0 +1,23 @@
+using BS.Shared;
+
+namespace BeWo.Data.Utils
+{
+    public class SignatureStateInfoFromServiceRecordHistoryEntry
+    {
+        public SignatureStateType CustomerConfirmationReceiptSignatureStateType { get; }
+        public SignatureStateType EmployeeConfirmationReceiptSignatureStateType { get; }
+        public SignatureStateType ServiceRecordSignatureStateType { get; }
+
+        public long? CustomerConfirmationReceiptSignatureOid { get; }
+        public long? EmployeeConfirmationReceiptSignatureOid { get; }
+
+        public SignatureStateInfoFromServiceRecordHistoryEntry(SignatureStateType customerConfirmationReceiptSignatureStateType, SignatureStateType employeeConfirmationReceiptSignatureStateType, SignatureStateType serviceRecordSignatureStateType, long? customerConfirmationReceiptSignatureOid, long? employeeConfirmationReceiptSignatureOid)
+        {
+            CustomerConfirmationReceiptSignatureStateType = customerConfirmationReceiptSignatureStateType;
+            EmployeeConfirmationReceiptSignatureStateType = employeeConfirmationReceiptSignatureStateType;
+            ServiceRecordSignatureStateType = serviceRecordSignatureStateType;
+            CustomerConfirmationReceiptSignatureOid = customerConfirmationReceiptSignatureOid;
+            EmployeeConfirmationReceiptSignatureOid = employeeConfirmationReceiptSignatureOid;
+        }
+    }
+}
diff --git a/Model/Changes_2023_10_25_ServiceRecordHistory SignatureStates.txt b/Model/Changes_2023_10_25_ServiceRecordHistory SignatureStates.txt
index 308552367..0698cbcb8 100644
--- a/Model/Changes_2023_10_25_ServiceRecordHistory SignatureStates.txt	
+++ b/Model/Changes_2023_10_25_ServiceRecordHistory SignatureStates.txt	
@@ -1,3 +1 @@
-ALTER TABLE servicerecordhistory ADD COLUMN `CustomerConfirmationReceiptSignatureStateType` int DEFAULT 0;
-ALTER TABLE servicerecordhistory ADD COLUMN `EmployeeConfirmationReceiptSignatureStateType` int DEFAULT 0;
-ALTER TABLE servicerecordhistory ADD COLUMN `ServiceRecordSignatureStateType` int DEFAULT 0;
\ No newline at end of file
+ALTER TABLE servicerecordhistory ADD COLUMN `CustomerConfirmationReceiptSignatureStateType` int DEFAULT 0, ADD COLUMN `EmployeeConfirmationReceiptSignatureStateType` int DEFAULT 0, ADD COLUMN `ServiceRecordSignatureStateType` int DEFAULT 0;
\ No newline at end of file
diff --git a/Service/Plugins/PluginLoader.cs b/Service/Plugins/PluginLoader.cs
index 51981377e..9dc183713 100644
--- a/Service/Plugins/PluginLoader.cs
+++ b/Service/Plugins/PluginLoader.cs
@@ -85,7 +85,7 @@ namespace BeWo.Service.Plugins
                 //t = "4867997795"; // ADiK Kleve
                 //t = "3184859776"; // Sergej Becker
                 //t = "7752610643"; // BWK Gbr
-                //t = "3785623125"; // Betreuwo
+                t = "3785623125"; // Betreuwo
                 //t = "7130228334"; // LH Borken
                 //t = "4209820830"; // VKM Hamm
                 //t = "5700328131"; // Betreutes Wohnen St. Ludgerus Essen-Werden
@@ -357,7 +357,7 @@ namespace BeWo.Service.Plugins
                 //t = "4434019324"; // FENIX Soziale Dienste 
                 //t = "6219220038"; // SKM Kreis Viersen e.V.
                 //t = "1372050368"; // Petra Wagner Matthes
-                t = "1253359817"; // Lebenshilfe Bad Kreuznach e.V.
+                //t = "1253359817"; // Lebenshilfe Bad Kreuznach e.V.
                 //t = "6038574522"; // I-Wohl
                 //t = "2438529184"; // Alloheim Seniorenresidenzen SE
                 //t = "7564067748"; // SKM Aachen
diff --git a/Service/ServiceImplementations/OperationsServiceImp.cs b/Service/ServiceImplementations/OperationsServiceImp.cs
index 039e68d91..0d4912ccb 100644
--- a/Service/ServiceImplementations/OperationsServiceImp.cs
+++ b/Service/ServiceImplementations/OperationsServiceImp.cs
@@ -36,6 +36,7 @@ using System.Text;
 using System.Threading;
 using System.Web;
 using System.Windows;
+using BeWo.Data.Utils;
 using Utils = BeWo.Service.Core.Utils;
 
 namespace BeWo.Service.ServiceImplementations
@@ -2230,11 +2231,12 @@ namespace BeWo.Service.ServiceImplementations
                 var customerMonthlySignatureState = serviceRecord2SignatureState.CustomerMonthlySignatureStateType;
                 var employeeMonthlySignatureState = serviceRecord2SignatureState.EmployeeMonthlySignatreStateType;
 
-                ServiceRecordHistory previousRecordHistoryEntry = null;
+                SignatureStateInfoFromServiceRecordHistoryEntry previousRecordHistorySignatureInfo = null;
 
                 if(serviceRecord.Oid.HasValue)
                 {
-                    previousRecordHistoryEntry = DAOFactory.SearchDAO.FindMostRecentServiceRecordHistoryEntryByServiceRecordOid(serviceRecord.Oid.Value);
+                    //previousRecordHistoryEntry = DAOFactory.SearchDAO.FindMostRecentServiceRecordHistoryEntryByServiceRecordOid(serviceRecord.Oid.Value);
+                    previousRecordHistorySignatureInfo = DAOFactory.SearchDAO.FindMostRecentSignatureStatusInfoByServiceRecordOid(serviceRecord.Oid.Value);
                 }
 
                 serviceRecordHistoryEntries.AddIfNotIn(new ServiceRecordHistory
@@ -2269,22 +2271,17 @@ namespace BeWo.Service.ServiceImplementations
                     SystemEntryID                                 = serviceRecord.SystemEntryID,
                     DistanceInMeter                               = serviceRecord.DistanceInMeter,
                     IsCreatedInMobileClient                       = serviceRecord.IsCreatedInMobileClient,
-                    ServiceRecordSignatureStateType               = singleSignatureState ?? previousRecordHistoryEntry?.ServiceRecordSignatureStateType ?? SignatureStateType.None,
-                    CustomerConfirmationReceiptSignatureStateType = customerMonthlySignatureState ?? previousRecordHistoryEntry?.CustomerConfirmationReceiptSignatureStateType ?? SignatureStateType.None,
-                    EmployeeConfirmationReceiptSignatureStateType = employeeMonthlySignatureState ?? previousRecordHistoryEntry?.EmployeeConfirmationReceiptSignatureStateType ?? SignatureStateType.None,
-                    CustomerConfirmationReceiptSignatureOid       = previousRecordHistoryEntry?.CustomerConfirmationReceiptSignatureOid,
-                    EmployeeConfirmationReceiptSignatureOid       = previousRecordHistoryEntry?.EmployeeConfirmationReceiptSignatureOid
+                    ServiceRecordSignatureStateType               = singleSignatureState ?? previousRecordHistorySignatureInfo?.ServiceRecordSignatureStateType ?? SignatureStateType.None,
+                    CustomerConfirmationReceiptSignatureStateType = customerMonthlySignatureState ?? previousRecordHistorySignatureInfo?.CustomerConfirmationReceiptSignatureStateType ?? SignatureStateType.None,
+                    EmployeeConfirmationReceiptSignatureStateType = employeeMonthlySignatureState ?? previousRecordHistorySignatureInfo?.EmployeeConfirmationReceiptSignatureStateType ?? SignatureStateType.None,
+                    CustomerConfirmationReceiptSignatureOid       = previousRecordHistorySignatureInfo?.CustomerConfirmationReceiptSignatureOid,
+                    EmployeeConfirmationReceiptSignatureOid       = previousRecordHistorySignatureInfo?.EmployeeConfirmationReceiptSignatureOid
                 });
             }
 
             DAOFactory.GenericDAO.Insert(serviceRecordHistoryEntries);
         }
 
-        // ToDo: 3 Unterschriften; 1 Gültig mit U1; 2 Ungültig mit U1; 3 Gültig mit U2;
-        // ToDo: 
-        // ToDo: 
-        // ToDo: 
-        // ToDo: 
         private static List<ServiceRecord2SignatureStates> GenerateSignatureStates(List<ServiceRecord> serviceRecordsWithDeletedSingleSignatures, List<ServiceRecord2SignatureStates> serviceRecordsdWithRemovedConfirmationReceiptSignatures, List<ServiceRecord> originals)
         {
             var serviceRecords2SignatureStates = new List<ServiceRecord2SignatureStates>();
@@ -3190,11 +3187,11 @@ namespace BeWo.Service.ServiceImplementations
             {
                 foreach(var original in lOriginals)
                 {
-                    ServiceRecordHistory previousRecordHistoryEntry = null;
+                    SignatureStateInfoFromServiceRecordHistoryEntry previousRecordHistorySignatureInfo = null;
 
                     if(original.Oid.HasValue)
                     {
-                        previousRecordHistoryEntry = DAOFactory.SearchDAO.FindMostRecentServiceRecordHistoryEntryByServiceRecordOid(original.Oid.Value);
+                        previousRecordHistorySignatureInfo = DAOFactory.SearchDAO.FindMostRecentSignatureStatusInfoByServiceRecordOid(original.Oid.Value);
                     }
 
                     serviceRecordHistoryEntries.AddIfNotIn(new ServiceRecordHistory
@@ -3229,9 +3226,11 @@ namespace BeWo.Service.ServiceImplementations
                         SystemEntryID                                 = original.SystemEntryID,
                         DistanceInMeter                               = original.DistanceInMeter,
                         IsCreatedInMobileClient                       = original.IsCreatedInMobileClient,
-                        ServiceRecordSignatureStateType               = previousRecordHistoryEntry?.ServiceRecordSignatureStateType ?? SignatureStateType.None,
-                        CustomerConfirmationReceiptSignatureStateType = previousRecordHistoryEntry?.CustomerConfirmationReceiptSignatureStateType ?? SignatureStateType.None,
-                        EmployeeConfirmationReceiptSignatureStateType = previousRecordHistoryEntry?.EmployeeConfirmationReceiptSignatureStateType ?? SignatureStateType.None
+                        ServiceRecordSignatureStateType               = previousRecordHistorySignatureInfo?.ServiceRecordSignatureStateType ?? SignatureStateType.None,
+                        CustomerConfirmationReceiptSignatureStateType = previousRecordHistorySignatureInfo?.CustomerConfirmationReceiptSignatureStateType ?? SignatureStateType.None,
+                        EmployeeConfirmationReceiptSignatureStateType = previousRecordHistorySignatureInfo?.EmployeeConfirmationReceiptSignatureStateType ?? SignatureStateType.None,
+                        CustomerConfirmationReceiptSignatureOid = previousRecordHistorySignatureInfo?.CustomerConfirmationReceiptSignatureOid,
+                        EmployeeConfirmationReceiptSignatureOid = previousRecordHistorySignatureInfo?.EmployeeConfirmationReceiptSignatureOid
                     });
                 }
             }
@@ -8323,8 +8322,13 @@ namespace BeWo.Service.ServiceImplementations
         
         private static void MakeSignatureStatusTypeServiceRecordHistoryEntry(ServiceRecord serviceRecord, SignatureStateType? singleSignatureStateType, SignatureStateType? customerMonthlySignatureStateType, SignatureStateType? employeeMonthlySignatureStateType, long? customerConfirmationReceiptSignatureOid, long? employeeConfirmationReceiptsignatureOid)
         {
-            // Alten ServiceRecordHistory laden
-            var mostRecentHistoryEntry = DAOFactory.SearchDAO.FindMostRecentServiceRecordHistoryEntryByServiceRecordOid(serviceRecord.Oid.Value);
+            // Alten Unterschriftenstatus aus ServiceRecordHistory laden
+            SignatureStateInfoFromServiceRecordHistoryEntry previousRecordHistorySignatureInfo = null;
+
+            if(serviceRecord.Oid.HasValue)
+            {
+                previousRecordHistorySignatureInfo = DAOFactory.SearchDAO.FindMostRecentSignatureStatusInfoByServiceRecordOid(serviceRecord.Oid.Value);
+            }
 
             var seviceRecordHistoryEntry = new ServiceRecordHistory
             {
@@ -8358,11 +8362,11 @@ namespace BeWo.Service.ServiceImplementations
                 SystemEntryID                                 = serviceRecord.SystemEntryID,
                 DistanceInMeter                               = serviceRecord.DistanceInMeter,
                 IsCreatedInMobileClient                       = serviceRecord.IsCreatedInMobileClient,
-                CustomerConfirmationReceiptSignatureStateType = customerMonthlySignatureStateType ?? mostRecentHistoryEntry?.CustomerConfirmationReceiptSignatureStateType ?? SignatureStateType.None,
-                EmployeeConfirmationReceiptSignatureStateType = employeeMonthlySignatureStateType ?? mostRecentHistoryEntry?.EmployeeConfirmationReceiptSignatureStateType ?? SignatureStateType.None,
-                ServiceRecordSignatureStateType               = singleSignatureStateType ?? mostRecentHistoryEntry?.ServiceRecordSignatureStateType ?? SignatureStateType.None,
-                CustomerConfirmationReceiptSignatureOid       = customerConfirmationReceiptSignatureOid ?? mostRecentHistoryEntry?.CustomerConfirmationReceiptSignatureOid,
-                EmployeeConfirmationReceiptSignatureOid       = employeeConfirmationReceiptsignatureOid ?? mostRecentHistoryEntry?.EmployeeConfirmationReceiptSignatureOid
+                CustomerConfirmationReceiptSignatureStateType = customerMonthlySignatureStateType ?? previousRecordHistorySignatureInfo?.CustomerConfirmationReceiptSignatureStateType ?? SignatureStateType.None,
+                EmployeeConfirmationReceiptSignatureStateType = employeeMonthlySignatureStateType ?? previousRecordHistorySignatureInfo?.EmployeeConfirmationReceiptSignatureStateType ?? SignatureStateType.None,
+                ServiceRecordSignatureStateType               = singleSignatureStateType ?? previousRecordHistorySignatureInfo?.ServiceRecordSignatureStateType ?? SignatureStateType.None,
+                CustomerConfirmationReceiptSignatureOid       = customerConfirmationReceiptSignatureOid ?? previousRecordHistorySignatureInfo?.CustomerConfirmationReceiptSignatureOid,
+                EmployeeConfirmationReceiptSignatureOid       = employeeConfirmationReceiptsignatureOid ?? previousRecordHistorySignatureInfo?.EmployeeConfirmationReceiptSignatureOid
             };
 
             DAOFactory.GenericDAO.Insert(seviceRecordHistoryEntry);
diff --git a/Service/ServiceImplementations/QueryServiceImp.cs b/Service/ServiceImplementations/QueryServiceImp.cs
index 172ff54c6..a32d1faae 100644
--- a/Service/ServiceImplementations/QueryServiceImp.cs
+++ b/Service/ServiceImplementations/QueryServiceImp.cs
@@ -87,21 +87,9 @@ namespace BeWo.Service.ServiceImplementations
                 var lDir = BS.Shared.Core.Utils.CreateSavePath(baseDirectory, tenant + @"\temp");
                 var lPath = BS.Shared.Core.Utils.CreateSavePath(lDir, lResult);
 
-                
-
                 var table = BS.Shared.Core.Utils.XMLDeserializeFromString<DataTable>(dataTableJsonString);
                 BS.Shared.Core.Utils.XMLSerialize(lPath, table);
 
-                if(!Directory.Exists(lDir))
-                {
-
-                }
-
-                if(!File.Exists(lPath))
-                {
-
-                }
-
                 return lResult;
             }
             catch (Exception e)
diff --git a/Shared/Extensions/DateTimeExtensions.cs b/Shared/Extensions/DateTimeExtensions.cs
index 911a2d901..1f27df2b3 100644
--- a/Shared/Extensions/DateTimeExtensions.cs
+++ b/Shared/Extensions/DateTimeExtensions.cs
@@ -684,5 +684,36 @@ namespace BS.Shared.Extensions
         {
             return (dateTime.GetLastOfMonth() - dateTime.GetFirstOfMonth()).Days + 1;
         }
+
+        /// <summary>
+        /// Liefert einen String, der das Interval darstellt.
+        /// Ist endDate null und die Uhrzeit vom Startdatum 00:00 oder sind beide Uhrzeiten 00:00, wird die Uhrzeit nicht angezeigt.
+        /// </summary>
+        /// <param name="dateTime">Startdatum des Intervalls</param>
+        /// <param name="endDate">Eventuelles Enddatum des Intervalls</param>
+        /// <returns></returns>
+        public static string ToIntervalString(this DateTime dateTime, DateTime? endDate)
+        {
+            if(endDate is null)
+            {
+                if(dateTime.Hour == 0 && dateTime.Minute == 0)
+                {
+                    return $"{dateTime:dd.MM.yyyy}";
+                }
+
+                return $"{dateTime:dd.MM.yyyy HH:mm}";
+            }
+
+            if(dateTime.Hour == 0 && dateTime.Minute == 0 && endDate.Value.Hour == 0 && endDate.Value.Minute == 0)
+            {
+                return dateTime.Year == endDate.Value.Year ?
+                    $"{dateTime:dd.MM.} - {endDate.Value:dd.MM.yyyy}" :
+                    $"{dateTime:dd.MM.yyyy} - {endDate.Value:dd.MM.yyyy}";
+            }
+
+            return dateTime.Year == endDate.Value.Year ?
+                $"{dateTime:dd.MM. HH:mm} - {endDate.Value:dd.MM.yyyy HH:mm}" :
+                $"{dateTime:dd.MM.yyyy HH:mm} - {endDate.Value:dd.MM.yyyy HH:mm}";
+        }
     }
 }
\ No newline at end of file