diff --git a/AsbCloudApp/Data/DetectedOperation/DetectedOperationStatDto.cs b/AsbCloudApp/Data/DetectedOperation/DetectedOperationStatDto.cs
index 455bdf09..e922bf6c 100644
--- a/AsbCloudApp/Data/DetectedOperation/DetectedOperationStatDto.cs
+++ b/AsbCloudApp/Data/DetectedOperation/DetectedOperationStatDto.cs
@@ -16,7 +16,6 @@ namespace AsbCloudApp.Data.DetectedOperation
         /// <summary>
         /// Название операции
         /// </summary>
-        [Required]
         public string Category { get; set; } = string.Empty;
 
         /// <summary>
diff --git a/AsbCloudApp/Data/FileCategoryDto.cs b/AsbCloudApp/Data/FileCategoryDto.cs
index 7c687170..0b837a7a 100644
--- a/AsbCloudApp/Data/FileCategoryDto.cs
+++ b/AsbCloudApp/Data/FileCategoryDto.cs
@@ -15,12 +15,11 @@ namespace AsbCloudApp.Data
         /// полное название
         /// </summary>
         [Required]
-        public string Name { get; set; } = string.Empty;
+        public string Name { get; set; } = null!;
 
         /// <summary>
         /// сокращенное название
         /// </summary>
-        [Required]
         public string ShortName { get; set; } = string.Empty;
     }
 }
diff --git a/AsbCloudApp/Data/ProcessMaps/ProcessMapPlanBaseDto.cs b/AsbCloudApp/Data/ProcessMaps/ProcessMapPlanBaseDto.cs
index 727ef374..6bc073ea 100644
--- a/AsbCloudApp/Data/ProcessMaps/ProcessMapPlanBaseDto.cs
+++ b/AsbCloudApp/Data/ProcessMaps/ProcessMapPlanBaseDto.cs
@@ -20,7 +20,6 @@ public abstract class ProcessMapPlanBaseDto : IId, IWellRelated
     /// <summary>
     /// Id пользователя
     /// </summary>
-    [Required]
     public int IdUser { get; set; }
 
     /// <summary>
@@ -33,7 +32,6 @@ public abstract class ProcessMapPlanBaseDto : IId, IWellRelated
     /// <summary>
     /// Дата последнего изменения
     /// </summary>
-    [Required]
     public DateTimeOffset LastUpdate { get; set; }
 
     /// <summary>
diff --git a/AsbCloudApp/Data/SAUB/SetpointInfoDto.cs b/AsbCloudApp/Data/SAUB/SetpointInfoDto.cs
index 17859eaf..b704d0a5 100644
--- a/AsbCloudApp/Data/SAUB/SetpointInfoDto.cs
+++ b/AsbCloudApp/Data/SAUB/SetpointInfoDto.cs
@@ -10,7 +10,6 @@ namespace AsbCloudApp.Data.SAUB
         /// <summary>
         /// отображаемое название уставки
         /// </summary>
-        [Required]
         public string DisplayName { get; set; } = string.Empty;
 
         /// <summary>
diff --git a/AsbCloudApp/Data/SAUB/SetpointsRequestDto.cs b/AsbCloudApp/Data/SAUB/SetpointsRequestDto.cs
index 767ddae5..5ecb4932 100644
--- a/AsbCloudApp/Data/SAUB/SetpointsRequestDto.cs
+++ b/AsbCloudApp/Data/SAUB/SetpointsRequestDto.cs
@@ -33,7 +33,6 @@ namespace AsbCloudApp.Data.SAUB
         /// <summary>
         /// отметка времени создания запроса
         /// </summary>
-        [Required]
         public DateTime UploadDate { get; set; } = DateTime.Now;
 
         /// <summary>
diff --git a/AsbCloudApp/Data/SAUB/TelemetryDataSaubDto.cs b/AsbCloudApp/Data/SAUB/TelemetryDataSaubDto.cs
index e9dc917c..3596f70a 100644
--- a/AsbCloudApp/Data/SAUB/TelemetryDataSaubDto.cs
+++ b/AsbCloudApp/Data/SAUB/TelemetryDataSaubDto.cs
@@ -30,7 +30,6 @@ namespace AsbCloudApp.Data.SAUB
         /// <summary>
         /// telemetry id
         /// </summary>
-        [Required]
         public int IdTelemetry { get; set; }
 
         /// <summary>
diff --git a/AsbCloudApp/Data/SAUB/TelemetryDataSpinDto.cs b/AsbCloudApp/Data/SAUB/TelemetryDataSpinDto.cs
index f08a40ab..1f37036b 100644
--- a/AsbCloudApp/Data/SAUB/TelemetryDataSpinDto.cs
+++ b/AsbCloudApp/Data/SAUB/TelemetryDataSpinDto.cs
@@ -11,7 +11,6 @@ namespace AsbCloudApp.Data.SAUB
         /// <summary>
         /// Идентификатор телеметрии
         /// </summary>
-        [Required]
         public int IdTelemetry { get; set; }
 
         /// <summary>
diff --git a/AsbCloudApp/Data/WITS/RecordBaseDto.cs b/AsbCloudApp/Data/WITS/RecordBaseDto.cs
index f31bc48c..34cd0f5b 100644
--- a/AsbCloudApp/Data/WITS/RecordBaseDto.cs
+++ b/AsbCloudApp/Data/WITS/RecordBaseDto.cs
@@ -13,7 +13,6 @@ namespace AsbCloudApp.Data.WITS
         public int Id { get; set; }
 
         /// <inheritdoc/>
-        [Required]
         public int IdTelemetry { get; set; }
 
         /// <inheritdoc/>