diff --git a/Controllers/LinesController.cs b/Controllers/LinesController.cs
index ec3b935..e470350 100644
--- a/Controllers/LinesController.cs
+++ b/Controllers/LinesController.cs
@@ -1176,9 +1176,15 @@ namespace line_gestao_api.Controllers
             var startRow = headerRow.RowNumber() + 1;
             var lastRow = ws.LastRowUsed()?.RowNumber() ?? startRow;
 
-            await _db.Notifications
-                .Where(n => n.VigenciaLineId != null)
-                .ExecuteDeleteAsync();
+            var tenantId = GetTenantIdFromClaims();
+            var notificationsQuery = _db.Notifications
+                .IgnoreQueryFilters()
+                .Where(n => n.VigenciaLineId != null);
+            if (tenantId.HasValue)
+            {
+                notificationsQuery = notificationsQuery.Where(n => n.TenantId == tenantId.Value);
+            }
+            await notificationsQuery.ExecuteDeleteAsync();
             await _db.VigenciaLines.ExecuteDeleteAsync();
 
             var buffer = new List<VigenciaLine>(600);
@@ -1608,6 +1614,13 @@ namespace line_gestao_api.Controllers
         private static int GetCol(Dictionary<string, int> map, string name)
             => map.TryGetValue(NormalizeHeader(name), out var c) ? c : 0;
 
+        private Guid? GetTenantIdFromClaims()
+        {
+            var claim = User?.FindFirst("tenantId")?.Value
+                ?? User?.FindFirst("tenant")?.Value;
+            return Guid.TryParse(claim, out var tenantId) ? tenantId : null;
+        }
+
         private static int GetColAny(Dictionary<string, int> map, params string[] headers)
         {
             foreach (var h in headers)