diff --git a/AsbCloudApp/Data/WellOperationDto.cs b/AsbCloudApp/Data/WellOperationDto.cs
index 310b25d5..31b50243 100644
--- a/AsbCloudApp/Data/WellOperationDto.cs
+++ b/AsbCloudApp/Data/WellOperationDto.cs
@@ -8,10 +8,7 @@ namespace AsbCloudApp.Data
     /// Операции на скважине (заведенные пользователем)
     /// </summary>
     public class WellOperationDto : ItemInfoDto, IId, IWellRelated
-    {       
-        
-        
-        
+    {
         /// <inheritdoc/>
         public int Id { get; set; }
 
@@ -34,6 +31,7 @@ namespace AsbCloudApp.Data
         /// id категории операции
         /// </summary>
         [Required]
+        [Range(5000, int.MaxValue)]
         public int IdCategory { get; set; }
 
         /// <summary>
diff --git a/AsbCloudInfrastructure/Services/WellOperationService/WellOperationImportService.cs b/AsbCloudInfrastructure/Services/WellOperationService/WellOperationImportService.cs
index 152f329c..949aaf71 100644
--- a/AsbCloudInfrastructure/Services/WellOperationService/WellOperationImportService.cs
+++ b/AsbCloudInfrastructure/Services/WellOperationService/WellOperationImportService.cs
@@ -45,6 +45,7 @@ namespace AsbCloudInfrastructure.Services.WellOperationService
                 if (categories is null)
                 {
                     categories = db.WellOperationCategories
+                        .Where(c => c.Id >= 5000)
                         .AsNoTracking()
                         .ToList();
                 }
@@ -299,7 +300,7 @@ namespace AsbCloudInfrastructure.Services.WellOperationService
             {
                 var category = Categories.Find(c => c.Name.ToLower() == categoryName.ToLower());
                 if (category is null)
-                    throw new FileFormatException($"Лист {row.Worksheet.Name}. Строка {row.RowNumber()} указана некорректная операция");
+                    throw new FileFormatException($"Лист {row.Worksheet.Name}. Строка {row.RowNumber()} указана некорректная операция ({categoryName})");
 
                 operation.IdCategory = category.Id;
                 operation.CategoryName = category.Name;
diff --git a/AsbCloudWebApi/Controllers/WellOperationController.cs b/AsbCloudWebApi/Controllers/WellOperationController.cs
index 9d8f8a2a..864a8cca 100644
--- a/AsbCloudWebApi/Controllers/WellOperationController.cs
+++ b/AsbCloudWebApi/Controllers/WellOperationController.cs
@@ -1,4 +1,5 @@
 using AsbCloudApp.Data;
+using AsbCloudApp.Exceptions;
 using AsbCloudApp.Repositories;
 using AsbCloudApp.Requests;
 using AsbCloudApp.Services;
@@ -9,6 +10,7 @@ using System;
 using System.Collections.Generic;
 using System.ComponentModel.DataAnnotations;
 using System.IO;
+using System.Linq;
 using System.Threading;
 using System.Threading.Tasks;
 
@@ -202,7 +204,7 @@ namespace AsbCloudWebApi.Controllers
         [Permission]
         [ProducesResponseType(typeof(IEnumerable<WellOperationDto>), (int)System.Net.HttpStatusCode.OK)]
         public async Task<IActionResult> InsertRangeAsync(
-                [Range(1, int.MaxValue, ErrorMessage = "Id скважины не может быть меньше 1")]  int idWell, 
+                [Range(1, int.MaxValue, ErrorMessage = "Id скважины не может быть меньше 1")] int idWell,
                 [FromBody] IEnumerable<WellOperationDto> values,
                 CancellationToken token)
         {
@@ -213,7 +215,7 @@ namespace AsbCloudWebApi.Controllers
             {
                 value.IdWell = idWell;
                 value.LastUpdateDate = DateTimeOffset.UtcNow;
-                value.IdUser = User.GetUserId();                
+                value.IdUser = User.GetUserId();
             }
 
             var result = await operationRepository.InsertRangeAsync(values, token)