diff --git a/WebAPI/Controllers/LayersController.cs b/WebAPI/Controllers/LayersController.cs
index d129aa8..c8b2b85 100644
--- a/WebAPI/Controllers/LayersController.cs
+++ b/WebAPI/Controllers/LayersController.cs
@@ -198,14 +198,26 @@ namespace WebAPI.Controllers
                                 CreatedAt = DateTime.UtcNow
                             });
                         }
-                        else
+                        else if (IsImportedLayerUpToDate(importWorker) == false)
                         {
                             logsController.AddEntry(new LogEntry
                             {
                                 Title = $"{importWorker!.Name}, {importWorker.Id}",
                                 Type = LogEntryType.warning,
                                 LogType = LogType.import,
-                                Message = "importLayer is out of date. Should be disabled. Not processed.",
+                                Message = "importLayer records are out of date. Should be reimported.",
+                                CreatedAt = DateTime.UtcNow
+                            });
+
+                            // TODO: import again
+
+                        } else {
+                                                        logsController.AddEntry(new LogEntry
+                            {
+                                Title = $"{importWorker!.Name}, {importWorker.Id}",
+                                Type = LogEntryType.warning,
+                                LogType = LogType.import,
+                                Message = "importLayer records are up of date. Not processed.",
                                 CreatedAt = DateTime.UtcNow
                             });
                         }
@@ -424,7 +436,6 @@ namespace WebAPI.Controllers
                 CreatedAt = DateTime.UtcNow
             });
         }
-
         internal void SaveRecords(Guid id, ICollection<Record> records, Guid currentUserId)
         {
             try
@@ -449,5 +460,79 @@ namespace WebAPI.Controllers
                 throw;
             }
         }
+        internal void WriteToConsole(params string[] messages)
+        {
+            foreach (string message in messages)
+            {
+                Console.WriteLine($"DiunaLog: {message}");
+            }
+        }
+        internal bool IsImportedLayerUpToDate(Layer importWorker)
+        {
+            if (googleSheetValues is null)
+            {
+                throw new Exception("Google Sheets API not initialized");
+            }
+
+            Layer? newestLayer = db.Layers
+                .Include(x => x.Records)
+                .Where(x => x.ParentId == importWorker.Id)
+                .OrderByDescending(x => x.CreatedAt)
+                .FirstOrDefault();
+
+            if (newestLayer is null)
+            {
+                return true; // importWorker is not active yet, no check needed
+            }
+
+            string? sheetId = importWorker.Records!.Where(x => x.Code == "SheetId").FirstOrDefault()?.Desc1;
+            if (sheetId == null)
+            {
+                throw new Exception($"SheetId not found, {importWorker.Name}");
+            }
+            string? sheetTabName = importWorker.Records!.Where(x => x.Code == "SheetTabName").FirstOrDefault()?.Desc1;
+            if (sheetTabName == null)
+            {
+                throw new Exception($"SheetTabName not found, {importWorker.Name}");
+            }
+            string? dataRange = importWorker.Records!.Where(x => x.Code == "DataRange").FirstOrDefault()?.Desc1;
+            if (dataRange == null)
+            {
+                throw new Exception($"DataRange not found, {importWorker.Name}");
+            }
+            var dataRangeResponse = googleSheetValues.Get(sheetId, $"{sheetTabName}!{dataRange}").Execute();
+            var data = dataRangeResponse.Values;
+
+            bool isUpToDate = true;
+
+            for (int i = 0; i < data[1].Count; i++)
+            {
+                if (data[0][i].ToString() != "")
+                {
+                    Record? record = newestLayer.Records!.Where(x => x.Code == data[0][i].ToString()).FirstOrDefault();
+                    if (record == null)
+                    {
+                        WriteToConsole("Code not foundin DiunaBI", data[0][i].ToString()!);
+                        isUpToDate = false;
+                        continue;
+                    }
+                    else if (string.Format("{0:N2}", record.Value1) != data[1][i].ToString())
+                    {
+                        WriteToConsole($"Code: {data[0][i]}. DiunaBI: {string.Format("{0:N2}", record.Value1)}. GoogleSheet: {data[1][i]}");
+                        isUpToDate = false;
+                    }
+                }
+            }
+            foreach (Record record in newestLayer.Records!)
+            {
+                if (data[0].Contains(record.Code))
+                {
+                    continue;
+                }
+                WriteToConsole($"Code not found in GoogleSheet: {record.Code}");
+                isUpToDate = false;
+            }
+            return isUpToDate;
+        }
     }
 }
\ No newline at end of file