diff --git a/epmet-module/gov-org/gov-org-server/src/main/java/com/epmet/service/impl/AgencyServiceImpl.java b/epmet-module/gov-org/gov-org-server/src/main/java/com/epmet/service/impl/AgencyServiceImpl.java
index 71d4aa057a..c0be7c1b31 100644
--- a/epmet-module/gov-org/gov-org-server/src/main/java/com/epmet/service/impl/AgencyServiceImpl.java
+++ b/epmet-module/gov-org/gov-org-server/src/main/java/com/epmet/service/impl/AgencyServiceImpl.java
@@ -23,6 +23,7 @@ import com.epmet.commons.tools.constant.NumConstant;
 import com.epmet.commons.tools.constant.StrConstant;
 import com.epmet.commons.tools.dto.result.CustomerStaffInfoCacheResult;
 import com.epmet.commons.tools.exception.EpmetErrorCode;
+import com.epmet.commons.tools.exception.EpmetException;
 import com.epmet.commons.tools.exception.RenException;
 import com.epmet.commons.tools.redis.common.CustomerStaffRedis;
 import com.epmet.commons.tools.security.dto.TokenDto;
@@ -154,6 +155,12 @@ public class AgencyServiceImpl implements AgencyService {
         originalEntity.setCode(formDTO.getCode());
         originalEntity.setContacts(formDTO.getContacts());
         originalEntity.setMobile(formDTO.getMobile());
+        if (StringUtils.isNotBlank(originalEntity.getAreaCode())
+                && originalEntity.getAreaCode().contains("UD")
+                && StringUtils.isNotBlank(formDTO.getAreaCode())
+                && "other".equals(formDTO.getAreaCode())) {
+            throw new EpmetException(EpmetErrorCode.EPMET_COMMON_OPERATION_FAIL.getCode(), "自定义编码不允许修改", "自定义组织区划代码不允许修改");
+        }
         if (StringUtils.isNotBlank(formDTO.getAreaCode()) && !formDTO.getAreaCode().equals(originalEntity.getAreaCode())) {
             CustomerAgencyEntity parent = customerAgencyDao.selectById(originalEntity.getPid());
             //如果修改了areaCode。