diff --git a/frontend/src/modules/custMgt/service/mock/subsExcelHeader.json b/frontend/src/modules/custMgt/service/mock/subsExcelHeader.json
index d1415fc..718fb0e 100644
--- a/frontend/src/modules/custMgt/service/mock/subsExcelHeader.json
+++ b/frontend/src/modules/custMgt/service/mock/subsExcelHeader.json
@@ -13,6 +13,10 @@
         "key": "custNm",
         "name": "고객사명"
       },
+      {
+        "key": "bizrNo",
+        "name": "사업자번호"
+      },
       {
         "key": "regNo",
         "name": "가입번호"
@@ -33,6 +37,10 @@
         "key": "plan",
         "name": "요금제"
       },
+      {
+        "key": "bindDcYn",
+        "name": "결합여부"
+      },
       {
         "key": "carryOver",
         "name": "이월누적금액"