diff --git a/app/Controllers/ClientController.php b/app/Controllers/ClientController.php
index db355961..2b6bb1ba 100755
--- a/app/Controllers/ClientController.php
+++ b/app/Controllers/ClientController.php
@@ -6103,7 +6103,7 @@ class ClientController extends AdminController
 
         $empServiceController = new EmployeeServiceController();
         // $res = $empServiceController->excelFileFormatValidation(['file_id' => '1248']);
-        // $res = $empServiceController->excelFileDataValidation(['file_id' => '1248']);
+        // $res = $empServiceController->excelFileDataValidation(['file_id' => '1252']);
         // $res = $empServiceController->employeesOnboardPreprocess(['file_id' => 1183]);
         // $res = $empServiceController->employeesOnboardPreprocess(['file_id' => 1169]);
         // $res = $empServiceController->employeesOnboardProcess(['file_id' => 835]);
diff --git a/app/Controllers/EmployeeServiceController.php b/app/Controllers/EmployeeServiceController.php
index 9942c87b..0547b05f 100755
--- a/app/Controllers/EmployeeServiceController.php
+++ b/app/Controllers/EmployeeServiceController.php
@@ -1196,6 +1196,20 @@ class EmployeeServiceController extends AdminController
                                 }
                             }
 
+                            // check the employee code if dublicate exist
+                            if(($file['action'] == 'inception' || $file['action'] == 'missed_inception' || $file['action'] == 'addition' || $file['action'] == 'enrollment'))
+                            {
+                                $res = check_emp_code_duplication($family, $file);
+                                // dd($res);
+                                if($res['status'])
+                                {   
+                                    foreach ($res['row_ids'] as $row_id) {
+                                        array_push($result['error_summary'],26);
+                                        $result['error_data'][ $row_id ]['emp_id']['error'][] = "Employee Code is already exist in the system";
+                                    }
+                                }
+                            }
+
                             //check self avaialbe  either same policy DB level(i.e.) gMC parents
                             if($file['action'] == 'dependent_addition' || ($policy_details['policy_type_id'] == 3 && !$is_self_available_in_policy_terms)) // 3 is GMC parents as base policy not as dep addon)
                             {
diff --git a/app/Helpers/excel_util_helper.php b/app/Helpers/excel_util_helper.php
index f1269f3d..98b171e5 100755
--- a/app/Helpers/excel_util_helper.php
+++ b/app/Helpers/excel_util_helper.php
@@ -514,6 +514,47 @@ if (!function_exists('name_and_empid_check_in_db')) {
     }
 }
 
+if (!function_exists('check_emp_code_duplication')) {
+    function check_emp_code_duplication($family_data, $actionArr)
+    {   
+        $employeeModel = new EmployeeModel();   
+        $row_ids = [];
+        $status = false;
+        $client_id = $actionArr['client_id'];
+        $policy_id = $actionArr['policy_id'];
+        $client_branch_id = $actionArr['client_branch_id'];
+        $current_action = $actionArr['action'];
+
+        foreach ($family_data as $rkey => $row) {
+
+            if ($current_action != 'dependent_addition' || (isset($row['temp']) && $row['temp']['source'] != 'db')) {
+                $res = $employeeModel
+                    ->join('client_policy cp', "employees.client_id = cp.client_id")
+                    ->join('employee_polices ep', "cp.id = ep.client_policy_id AND employees.id = ep.employee_id")
+                    ->where("cp.id", $policy_id)
+                    ->where("employees.client_id", $client_id)
+                    ->where("employees.client_branch_id", $client_branch_id)
+                    ->where("employees.is_active", 1)
+                    ->where("employees.emp_status", 'active')
+                    ->where("ep.is_active", 1)
+                    ->where("ep.status", 'active')
+                    ->where('TRIM(emp_code)', trim($row[1]))
+                    ->findAll();
+
+                if(count($res) > 0){
+                    $row_ids[] = $row[0];
+                }
+            }
+        }
+
+        if(!empty($row_ids)){
+            $status = true;
+        }
+
+        return ['status' => $status, 'row_ids' => $row_ids];
+    }
+}
+
 if (!function_exists('check_dependent_conflict')) {
     function check_dependent_conflict($family_data, $policy_terms, $actionArr, $is_lgbtq)
     {
diff --git a/app/Views/employee_upload.php b/app/Views/employee_upload.php
index 5732111a..a04682a3 100755
--- a/app/Views/employee_upload.php
+++ b/app/Views/employee_upload.php
@@ -548,6 +548,11 @@ function fetchFileError(file_id) {
                                     "<strong>Rule conflict: Twofold relationship found within family</strong> <span class='badge badge-danger float-right'>" +
                                     err_count + "</span>";
                                 break;
+                            case 26:
+                                file_error_html +=
+                                    "<strong>Duplicate Employee code found</strong> <span class='badge badge-danger float-right'>" +
+                                    err_count + "</span>";
+                                break;
                             case 100:
                                 hasError14 = true;
                                 error_code = 14;