diff --git a/backend/api/v1/employees/views.py b/backend/api/v1/employees/views.py
index 0da04250..0adc0f59 100644
--- a/backend/api/v1/employees/views.py
+++ b/backend/api/v1/employees/views.py
@@ -2765,9 +2765,11 @@ class EmployeeActionViewSet(HistoryActionMixin, viewsets.ModelViewSet):
                             employee=emp
                         ).select_related('department')
                         
+                        departments_processed = False
                         for emp_dept in active_departments:
                             try:
                                 svc.remove_member(emp_dept.department, emp)
+                                departments_processed = True
                             except (DirectoryLdapError, DirectoryDbError, DirectoryServiceError) as e:
                                 # Логируем ошибку удаления из конкретного отдела
                                 import logging
@@ -2776,6 +2778,45 @@ class EmployeeActionViewSet(HistoryActionMixin, viewsets.ModelViewSet):
                                     f"Failed to remove dismissed employee from department: "
                                     f"employee_id={emp.id}, department_id={emp_dept.department.id}, error={e}"
                                 )
+                        
+                        # Если сотрудник не состоял ни в одном отделе, вручную перемещаем в OU=Dismissed
+                        if not departments_processed:
+                            try:
+                                from employees.ldap.utils.ldap_utils import get_base_dn_for_employee
+                                from employees.ldap.infrastructure.connections import _ldap
+                                from employees.ldap.repositories.ldap_repository import ensure_container_exists
+                                from employees.models import LdapSyncState
+                                
+                                sync_state = LdapSyncState.objects.filter(
+                                    model='employee',
+                                    object_pk=str(emp.pk)
+                                ).first()
+                                
+                                if sync_state and sync_state.ldap_dn:
+                                    target_base = get_base_dn_for_employee(emp)
+                                    current_dn = sync_state.ldap_dn
+                                    
+                                    # Проверяем, нужно ли перемещение
+                                    if not current_dn.lower().endswith(target_base.lower()):
+                                        with _ldap() as conn:
+                                            ensure_container_exists(conn, target_base)
+                                            new_dn = svc._user_service._move_user_to_base(
+                                                conn, current_dn, target_base
+                                            )
+                                            sync_state.touch(ldap_dn=new_dn, sync_dir="ldap")
+                                            import logging
+                                            logger = logging.getLogger(__name__)
+                                            logger.info(
+                                                f"Dismissed employee without department moved to OU=Dismissed: "
+                                                f"employee_id={emp.id}, new_dn={new_dn}"
+                                            )
+                            except Exception as e:
+                                import logging
+                                logger = logging.getLogger(__name__)
+                                logger.error(
+                                    f"Failed to move dismissed employee without department to OU=Dismissed: "
+                                    f"employee_id={emp.id}, error={e}"
+                                )
                 except (DirectoryLdapError, DirectoryDbError, DirectoryServiceError) as e:
                     # Логируем ошибку, но не прерываем процесс
                     # БД-изменения уже применены
diff --git a/backend/tests/api/v1/employees/test_employee_actions.py b/backend/tests/api/v1/employees/test_employee_actions.py
index 30137e32..187a0122 100644
--- a/backend/tests/api/v1/employees/test_employee_actions.py
+++ b/backend/tests/api/v1/employees/test_employee_actions.py
@@ -548,3 +548,61 @@ def test_restoration_moves_from_dismissed_to_users(
     # Проверяем, что был вызван _move_user_to_base (через mock LDAP)
     # Это косвенная проверка - мы мокнули _ldap(), так что код выполнился
 
+
+@pytest.mark.django_db
+@patch('api.v1.employees.views._is_ldap_enabled')
+@patch('employees.ldap.infrastructure.connections._ldap')
+@patch('employees.ldap.directory_service.DirectoryService.update_user')
+def test_dismissal_without_department_moves_to_dismissed(
+    mock_update, mock_ldap_ctx, mock_is_enabled, api_client, settings
+):
+    """Проверяет перемещение в OU=Dismissed при увольнении сотрудника без отдела."""
+    from employees.models import LdapSyncState
+    from unittest.mock import MagicMock
+
+    mock_is_enabled.return_value = True
+    settings.LDAP_DISMISSED_BASE = "OU=Dismissed,DC=example,DC=com"
+    settings.LDAP_USERS_BASE = "OU=Users,DC=example,DC=com"
+
+    # Мокаем LDAP соединение
+    mock_conn = MagicMock()
+    mock_ldap_ctx.return_value.__enter__.return_value = mock_conn
+    mock_ldap_ctx.return_value.__exit__.return_value = False
+
+    staff = _user(staff=True)
+    api_client.force_authenticate(user=staff)
+    emp = _user()
+
+    # Сотрудник НЕ состоит ни в одном отделе (нет EmployeeDepartment записей)
+    # Создаём запись LdapSyncState - сотрудник в OU=Users
+    sync_state = LdapSyncState.objects.create(
+        model='employee',
+        object_pk=str(emp.pk),
+        ldap_dn=f'CN={emp.email},OU=Users,DC=example,DC=com',
+        last_sync_dir='ldap'
+    )
+
+    url = reverse("api:v1:employee-actions-list")
+    resp = api_client.post(
+        url,
+        {
+            "employee": emp.id,
+            "action": ACTION_DISMISSED,
+            "date": timezone.now().isoformat(),
+        },
+        format="json",
+    )
+
+    assert resp.status_code == 201
+    emp.refresh_from_db()
+    assert emp.is_active is False
+
+    # Проверяем вызов update_user (деактивация в LDAP)
+    mock_update.assert_called_once()
+    call_args = mock_update.call_args
+    assert call_args[0][0].id == emp.id
+    assert call_args[1]['changes'] == {'is_active': False}
+
+    # Проверяем, что LDAP соединение было создано (для перемещения в OU=Dismissed)
+    assert mock_ldap_ctx.called, "LDAP connection should be established for moving to OU=Dismissed"
+