diff --git a/src/main/java/ru/soune/nocopy/dto/MessageCode.java b/src/main/java/ru/soune/nocopy/dto/MessageCode.java
index 901644b..122227e 100644
--- a/src/main/java/ru/soune/nocopy/dto/MessageCode.java
+++ b/src/main/java/ru/soune/nocopy/dto/MessageCode.java
@@ -44,6 +44,7 @@ public enum MessageCode {
     FILE_IS_NOT_PROTECTED(0, "File is not protected"),
     TARIFF_IS_ADD(0, "Tariff is added"),
     TARIFF_IS_DELETED(0, "Tariff is deleted"),
+    TARIFF_IS_NOT_DELETED(0, "Tariff is not deleted,use some users"),
     TARIFF_IS_UPDATED(0, "Tariff is updated"),
     TARIFF_IS_NOT_FOUND(0, "Tariff is not found"),
     VALIDATION_ERROR(2, "Validation error"),
diff --git a/src/main/java/ru/soune/nocopy/handler/TariffHandler.java b/src/main/java/ru/soune/nocopy/handler/TariffHandler.java
index 45e7151..7f25090 100644
--- a/src/main/java/ru/soune/nocopy/handler/TariffHandler.java
+++ b/src/main/java/ru/soune/nocopy/handler/TariffHandler.java
@@ -91,6 +91,12 @@ public class TariffHandler implements RequestHandler {
                 .tariffType(tariff.getType())
                 .build();
 
+        if (tariffService.existTariffInfoByTariffId(tariffRequest.getId())) {
+            return new BaseResponse(request.getMsgId(), MessageCode.TARIFF_IS_NOT_DELETED.getCode(),
+                    MessageCode.TARIFF_IS_NOT_DELETED.getDescription(),
+                    tariffResponse);
+        }
+
         tariffService.deleteTariff(tariffRequest.getId());
 
         return new BaseResponse(request.getMsgId(), MessageCode.TARIFF_IS_DELETED.getCode(),
diff --git a/src/main/java/ru/soune/nocopy/repository/TariffInfoRepository.java b/src/main/java/ru/soune/nocopy/repository/TariffInfoRepository.java
index 2be839d..6c24145 100644
--- a/src/main/java/ru/soune/nocopy/repository/TariffInfoRepository.java
+++ b/src/main/java/ru/soune/nocopy/repository/TariffInfoRepository.java
@@ -15,6 +15,8 @@ public interface TariffInfoRepository extends JpaRepository<TariffInfo, String>
     @Query("SELECT t FROM TariffInfo t WHERE t.autoRenewal = true AND t.endTariff <= :date")
     List<TariffInfo> findForAutoRenewal(@Param("date") LocalDateTime date);
 
+    Boolean existsByTariffId(Long tariffId);
+
     @Query("""
         SELECT COUNT(u.Id)
         FROM User u
diff --git a/src/main/java/ru/soune/nocopy/service/tariff/TariffService.java b/src/main/java/ru/soune/nocopy/service/tariff/TariffService.java
index dee2260..936cfd9 100644
--- a/src/main/java/ru/soune/nocopy/service/tariff/TariffService.java
+++ b/src/main/java/ru/soune/nocopy/service/tariff/TariffService.java
@@ -10,6 +10,7 @@ import ru.soune.nocopy.entity.tarif.TariffTimeTerm;
 import ru.soune.nocopy.entity.tarif.TariffType;
 import ru.soune.nocopy.entity.user.User;
 import ru.soune.nocopy.exception.TariffNotFoundException;
+import ru.soune.nocopy.repository.TariffInfoRepository;
 import ru.soune.nocopy.repository.TariffRepository;
 
 import java.util.List;
@@ -21,6 +22,8 @@ public class TariffService {
 
     private final TariffRepository tariffRepository;
 
+    private final TariffInfoRepository tariffInfoRepository;
+
     public void addTariff(String tariffName, double price, String type, int tokens, long diskSize, long maxUsers,
                           int maxFilesCount, String tariffTerm, String description) {
         Tariff tariff = new Tariff();
@@ -46,6 +49,10 @@ public class TariffService {
                 .collect(Collectors.toList());
     }
 
+    public Boolean existTariffInfoByTariffId(Long id) {
+        return tariffInfoRepository.existsByTariffId(id);
+    }
+
     public List<TariffDTO> getTariffByAccountTypeAndTariffTerm(User user, TariffTimeTerm tariffTerm) {
         String typeAccount = user.canManageCompanySettings() ? "b2b": "b2c";
 
@@ -120,7 +127,7 @@ public class TariffService {
         if (tariffRequest.getName() != null) {
             tariff.setName(tariffRequest.getName());
         }
-        if (tariffRequest.getPrice() != null) {  // null = не обновляем
+        if (tariffRequest.getPrice() != null) {
             tariff.setPrice(tariffRequest.getPrice());
         }
         if (tariffRequest.getTokens() != null) {