diff --git a/AsbCloudApp/Services/FileService.cs b/AsbCloudApp/Services/FileService.cs
index d361cf38..54853b51 100644
--- a/AsbCloudApp/Services/FileService.cs
+++ b/AsbCloudApp/Services/FileService.cs
@@ -9,7 +9,6 @@ using System.Threading.Tasks;
 
 namespace AsbCloudApp.Services
 {
-#nullable enable
     /// <summary>
     /// Сервис доступа к файлам
     /// </summary>
@@ -299,5 +298,4 @@ namespace AsbCloudApp.Services
             return fileStream;
         }
     }
-#nullable disable
 }
diff --git a/AsbCloudApp/Services/IAuthService.cs b/AsbCloudApp/Services/IAuthService.cs
index 93d14124..1b332a84 100644
--- a/AsbCloudApp/Services/IAuthService.cs
+++ b/AsbCloudApp/Services/IAuthService.cs
@@ -5,7 +5,6 @@ using System.Threading.Tasks;
 
 namespace AsbCloudApp.Services
 {
-#nullable enable
     /// <summary>
     /// Сервис авторизации
     /// </summary>
@@ -53,5 +52,4 @@ namespace AsbCloudApp.Services
         /// <returns></returns>
         int Register(UserRegistrationDto userDto);
     }
-#nullable disable
 }
\ No newline at end of file
diff --git a/AsbCloudApp/Services/ICrudRepository.cs b/AsbCloudApp/Services/ICrudRepository.cs
index f402ebb9..55cfad99 100644
--- a/AsbCloudApp/Services/ICrudRepository.cs
+++ b/AsbCloudApp/Services/ICrudRepository.cs
@@ -4,8 +4,6 @@ using System.Threading.Tasks;
 
 namespace AsbCloudApp.Services
 {
-#nullable enable
-
     /// <summary>
     /// Сервис получения, добавления, изменения, удаления данных
     /// </summary>
@@ -73,5 +71,4 @@ namespace AsbCloudApp.Services
         /// <returns>количество добавленных, если меньше 0 - код ошибки</returns>
         Task<int> DeleteAsync(int id, CancellationToken token);
     }
-#nullable disable
 }
\ No newline at end of file
diff --git a/AsbCloudApp/Services/IDetectedOperationService.cs b/AsbCloudApp/Services/IDetectedOperationService.cs
index 8418557c..901f7b3f 100644
--- a/AsbCloudApp/Services/IDetectedOperationService.cs
+++ b/AsbCloudApp/Services/IDetectedOperationService.cs
@@ -9,7 +9,6 @@ using System.Threading.Tasks;
 
 namespace AsbCloudApp.Services
 {
-#nullable enable
     /// <summary>
     /// Сервис автоматически определенных по телеметрии операций
     /// </summary>
@@ -74,5 +73,4 @@ namespace AsbCloudApp.Services
         /// <returns></returns>
         Task<Stream> ExportAsync(IEnumerable<int> idsWells, CancellationToken token);
     }
-#nullable disable
 }
diff --git a/AsbCloudApp/Services/ILimitingParameterService.cs b/AsbCloudApp/Services/ILimitingParameterService.cs
index 5f752a62..670448e5 100644
--- a/AsbCloudApp/Services/ILimitingParameterService.cs
+++ b/AsbCloudApp/Services/ILimitingParameterService.cs
@@ -6,7 +6,6 @@ using System.Threading.Tasks;
 
 namespace AsbCloudApp.Services
 {
-#nullable enable
     /// <summary>
     /// Сервис по ограничивающим параметрам с фильтрацией
     /// </summary>
@@ -26,5 +25,4 @@ namespace AsbCloudApp.Services
         /// <returns></returns>
         Dictionary<int, string> GetLimitingParameteraNames();
     }
-#nullable disable
 }
diff --git a/AsbCloudApp/Services/IMessageService.cs b/AsbCloudApp/Services/IMessageService.cs
index b3abd842..68592619 100644
--- a/AsbCloudApp/Services/IMessageService.cs
+++ b/AsbCloudApp/Services/IMessageService.cs
@@ -1,7 +1,6 @@
 using AsbCloudApp.Data;
 using AsbCloudApp.Data.SAUB;
 using AsbCloudApp.Requests;
-using System;
 using System.Collections.Generic;
 using System.Threading;
 using System.Threading.Tasks;
diff --git a/AsbCloudApp/Services/IPlannedTrajectoryImportService.cs b/AsbCloudApp/Services/IPlannedTrajectoryImportService.cs
index f3e3a162..9d00caf0 100644
--- a/AsbCloudApp/Services/IPlannedTrajectoryImportService.cs
+++ b/AsbCloudApp/Services/IPlannedTrajectoryImportService.cs
@@ -4,7 +4,6 @@ using System.Threading.Tasks;
 
 namespace AsbCloudApp.Services
 {
-#nullable enable
     /// <summary>
     /// Сервис загрузки и обработки плановой траектории из файла
     /// </summary>
@@ -38,5 +37,4 @@ namespace AsbCloudApp.Services
         /// <param name="deleteBeforeImport">Очистить старые координаты перед импортом (если файл проходит валидацию)</param>
         Task<int> ImportAsync(int idWell, int idUser, Stream stream, bool deleteBeforeImport, CancellationToken token);
     }
-#nullable disable
 }
diff --git a/AsbCloudApp/Services/IProcessMapService.cs b/AsbCloudApp/Services/IProcessMapService.cs
index 11bb2846..63a611c8 100644
--- a/AsbCloudApp/Services/IProcessMapService.cs
+++ b/AsbCloudApp/Services/IProcessMapService.cs
@@ -5,7 +5,6 @@ using System.Threading.Tasks;
 
 namespace AsbCloudApp.Services
 {
-#nullable enable
     /// <summary>
     /// Сервис формирования РТК
     /// </summary>
@@ -19,5 +18,4 @@ namespace AsbCloudApp.Services
         /// <returns></returns>
         Task<IEnumerable<ProcessMapReportDto>> GetProcessMapAsync(int idWell, CancellationToken token);
     }
-#nullable disable
 }
diff --git a/AsbCloudApp/Services/IReduceSamplingService.cs b/AsbCloudApp/Services/IReduceSamplingService.cs
index a0220c58..ce4d491d 100644
--- a/AsbCloudApp/Services/IReduceSamplingService.cs
+++ b/AsbCloudApp/Services/IReduceSamplingService.cs
@@ -3,7 +3,6 @@ using System.Collections.Generic;
 
 namespace AsbCloudApp.Services
 {
-#nullable enable
     /// <summary>
     /// Делегат обновления состояния задачи
     /// </summary>
@@ -39,5 +38,4 @@ namespace AsbCloudApp.Services
         /// <returns>задача добавлена == true</returns>
         bool TryEnqueueRediceSamplingJob(int idTelemetry, OnJobProgressDelagate onProgress, out JobDto jobDto);
     }
-#nullable disable
 }
\ No newline at end of file
diff --git a/AsbCloudApp/Services/IReportService.cs b/AsbCloudApp/Services/IReportService.cs
index e5e24648..1f4a7d35 100644
--- a/AsbCloudApp/Services/IReportService.cs
+++ b/AsbCloudApp/Services/IReportService.cs
@@ -6,7 +6,6 @@ using System.Threading.Tasks;
 
 namespace AsbCloudApp.Services
 {
-#nullable enable
     /// <summary>
     /// Сервис рапортов
     /// </summary>
@@ -58,7 +57,5 @@ namespace AsbCloudApp.Services
         /// <param name="token"></param>
         /// <returns></returns>
         Task<IEnumerable<ReportPropertiesDto>> GetAllReportsByWellAsync(int idWell, CancellationToken token);
-
-#nullable disable
     }
 }
diff --git a/AsbCloudApp/Services/IRepositoryWellRelated.cs b/AsbCloudApp/Services/IRepositoryWellRelated.cs
index 112cff89..9c771657 100644
--- a/AsbCloudApp/Services/IRepositoryWellRelated.cs
+++ b/AsbCloudApp/Services/IRepositoryWellRelated.cs
@@ -5,7 +5,6 @@ using System.Threading.Tasks;
 
 namespace AsbCloudApp.Services
 {
-#nullable enable
     /// <summary>
     /// Репозиторий получения, добавления, изменения, удаления данных<br/>
     /// Для сущностей относящихся к скважине
@@ -30,5 +29,4 @@ namespace AsbCloudApp.Services
         /// <returns>emptyList if nothing found</returns>
         Task<IEnumerable<Tdto>> GetByIdWellAsync(IEnumerable<int> idsWells, CancellationToken token);
     }
-#nullable disable
 }
\ No newline at end of file
diff --git a/AsbCloudApp/Services/IRequestTracker.cs b/AsbCloudApp/Services/IRequestTracker.cs
index 3a4c0fe3..b83d5146 100644
--- a/AsbCloudApp/Services/IRequestTracker.cs
+++ b/AsbCloudApp/Services/IRequestTracker.cs
@@ -4,8 +4,6 @@ using System.Collections.Generic;
 
 namespace AsbCloudApp.Services
 {
-#nullable enable
-
     /// <summary>
     /// Отслеживание и сбор статистики по запросам
     /// </summary>
@@ -59,5 +57,4 @@ namespace AsbCloudApp.Services
         /// <returns></returns>
         IEnumerable<RequestLogUserDto> GetUsersStat(int? take);
     }
-#nullable disable
 }
diff --git a/AsbCloudApp/Services/ISetpointsService.cs b/AsbCloudApp/Services/ISetpointsService.cs
index 0d2127a1..cd80feef 100644
--- a/AsbCloudApp/Services/ISetpointsService.cs
+++ b/AsbCloudApp/Services/ISetpointsService.cs
@@ -5,7 +5,6 @@ using System.Threading.Tasks;
 
 namespace AsbCloudApp.Services
 {
-#nullable enable
     /// <summary>
     /// Сервис рекомендаций новых уставок для панели оператора САУБ
     /// </summary>
diff --git a/AsbCloudApp/Services/ITelemetryDataSaubService.cs b/AsbCloudApp/Services/ITelemetryDataSaubService.cs
index d6bdcb6f..f8d9c3be 100644
--- a/AsbCloudApp/Services/ITelemetryDataSaubService.cs
+++ b/AsbCloudApp/Services/ITelemetryDataSaubService.cs
@@ -3,7 +3,6 @@ using System.Collections.Generic;
 using System.Threading;
 using System.Threading.Tasks;
 
-#nullable enable
 namespace AsbCloudApp.Services
 {
     /// <summary>
@@ -22,5 +21,4 @@ namespace AsbCloudApp.Services
         /// <returns></returns>
         Task<IEnumerable<TelemetryDataSaubStatDto>> GetTelemetryDataStatAsync(int idTelemetry, CancellationToken token);
     }
-}
-#nullable disable
\ No newline at end of file
+}
\ No newline at end of file
diff --git a/AsbCloudApp/Services/ITelemetryDataService.cs b/AsbCloudApp/Services/ITelemetryDataService.cs
index 585843ff..af80eb23 100644
--- a/AsbCloudApp/Services/ITelemetryDataService.cs
+++ b/AsbCloudApp/Services/ITelemetryDataService.cs
@@ -4,7 +4,6 @@ using System.Collections.Generic;
 using System.Threading;
 using System.Threading.Tasks;
 
-#nullable enable
 namespace AsbCloudApp.Services
 {
     /// <summary>
@@ -36,5 +35,4 @@ namespace AsbCloudApp.Services
         /// <returns></returns>
         Task<int> UpdateDataAsync(string uid, IEnumerable<TDto> dtos, CancellationToken token);
     }
-}
-#nullable disable
\ No newline at end of file
+}
\ No newline at end of file
diff --git a/AsbCloudApp/Services/ITelemetryService.cs b/AsbCloudApp/Services/ITelemetryService.cs
index 62b8f8e1..b7f81c32 100644
--- a/AsbCloudApp/Services/ITelemetryService.cs
+++ b/AsbCloudApp/Services/ITelemetryService.cs
@@ -6,7 +6,6 @@ using System.Threading.Tasks;
 
 namespace AsbCloudApp.Services
 {
-#nullable enable
     /// <summary>
     /// Сервис телеметрии
     /// </summary>
@@ -82,6 +81,4 @@ namespace AsbCloudApp.Services
         /// <returns></returns>
         Task<int> MergeAsync(int from, int to, CancellationToken token);
     }
-
-#nullable disable
 }
\ No newline at end of file
diff --git a/AsbCloudApp/Services/ITelemetryUserService.cs b/AsbCloudApp/Services/ITelemetryUserService.cs
index 558f24c5..2b9204ab 100644
--- a/AsbCloudApp/Services/ITelemetryUserService.cs
+++ b/AsbCloudApp/Services/ITelemetryUserService.cs
@@ -6,7 +6,6 @@ using System.Threading.Tasks;
 
 namespace AsbCloudApp.Services
 {
-#nullable enable
     /// <summary>
     /// сервис пользователей телеметрии
     /// </summary>
@@ -37,5 +36,4 @@ namespace AsbCloudApp.Services
         /// <returns></returns>
         Task UpsertAsync(string uid, IEnumerable<TelemetryUserDto> dtos, CancellationToken token = default);
     }
-#nullable disable
 }
\ No newline at end of file
diff --git a/AsbCloudApp/Services/ITrajectoryVisualizationService.cs b/AsbCloudApp/Services/ITrajectoryVisualizationService.cs
index a387e501..31d77271 100644
--- a/AsbCloudApp/Services/ITrajectoryVisualizationService.cs
+++ b/AsbCloudApp/Services/ITrajectoryVisualizationService.cs
@@ -5,7 +5,6 @@ using System.Threading.Tasks;
 
 namespace AsbCloudApp.Services
 {
-#nullable enable
     /// <summary>
     /// Сервис "Визуализация траектории 3D"
     /// </summary>
@@ -19,5 +18,4 @@ namespace AsbCloudApp.Services
         /// <returns></returns>
         Task<IEnumerable<TrajectoryVisualizationDto>> GetTrajectoryAsync(int idWell, CancellationToken token);
     }
-#nullable disable
 }
diff --git a/AsbCloudApp/Services/IWellFinalDocumentsService.cs b/AsbCloudApp/Services/IWellFinalDocumentsService.cs
index 63536c7c..1d6196ca 100644
--- a/AsbCloudApp/Services/IWellFinalDocumentsService.cs
+++ b/AsbCloudApp/Services/IWellFinalDocumentsService.cs
@@ -6,7 +6,6 @@ using System.Threading.Tasks;
 
 namespace AsbCloudApp.Services
 {
-#nullable enable
     /// <summary>
     /// Сервис "Дело скважины"
     /// </summary>
@@ -52,5 +51,4 @@ namespace AsbCloudApp.Services
         /// <returns>count of notified publishers</returns>
         Task<int> ReNotifyPublishersAsync(int idWell, int idUser, int idCategory, CancellationToken token);
     }
-#nullable disable
 }
\ No newline at end of file
diff --git a/AsbCloudApp/Services/IWellService.cs b/AsbCloudApp/Services/IWellService.cs
index 23873015..057b3444 100644
--- a/AsbCloudApp/Services/IWellService.cs
+++ b/AsbCloudApp/Services/IWellService.cs
@@ -7,7 +7,6 @@ using System.Threading.Tasks;
 
 namespace AsbCloudApp.Services
 {
-#nullable enable
     /// <summary>
     /// сервис скважин
     /// </summary>
@@ -104,5 +103,4 @@ namespace AsbCloudApp.Services
         /// <returns></returns>
         Task<IEnumerable<DepositBranchDto>> GetWellTreeAsync(int idCompany, CancellationToken token);
     }
-#nullable disable
 }
diff --git a/AsbCloudApp/Services/Subsystems/ISubsystemOperationTimeService.cs b/AsbCloudApp/Services/Subsystems/ISubsystemOperationTimeService.cs
index 8df7ee07..2f6fb8f5 100644
--- a/AsbCloudApp/Services/Subsystems/ISubsystemOperationTimeService.cs
+++ b/AsbCloudApp/Services/Subsystems/ISubsystemOperationTimeService.cs
@@ -8,7 +8,6 @@ using System.Threading.Tasks;
 
 namespace AsbCloudApp.Services.Subsystems
 {
-#nullable enable
     /// <summary>
     /// Получение инфо о наработке подсистем
     /// </summary>
@@ -66,5 +65,4 @@ namespace AsbCloudApp.Services.Subsystems
         /// <returns></returns>
         Task<IEnumerable<SubsystemActiveWellStatDto>> GetStatByActiveWells(IEnumerable<int> wellIds, CancellationToken token);
     }
-#nullable disable
 }
diff --git a/AsbCloudApp/Services/Subsystems/ISubsystemService.cs b/AsbCloudApp/Services/Subsystems/ISubsystemService.cs
index ff26a4d2..b343b055 100644
--- a/AsbCloudApp/Services/Subsystems/ISubsystemService.cs
+++ b/AsbCloudApp/Services/Subsystems/ISubsystemService.cs
@@ -5,7 +5,6 @@ using System.Threading.Tasks;
 
 namespace AsbCloudApp.Services.Subsystems
 {
-#nullable enable
     // TODO: move this to repositories
 
     /// <summary>
@@ -21,5 +20,4 @@ namespace AsbCloudApp.Services.Subsystems
         /// <returns></returns>
         Task<IEnumerable<SubsystemDto>?> GetSubsystemAsync(int? idWell, CancellationToken token);
     }
-#nullable disable
 }