diff --git a/laws-modules/src/main/java/com/jero/modules/activiti/process/esChange/service/impl/ProcessEsChangeServiceImpl.java b/laws-modules/src/main/java/com/jero/modules/activiti/process/esChange/service/impl/ProcessEsChangeServiceImpl.java
index 14807e36..08b02f19 100644
--- a/laws-modules/src/main/java/com/jero/modules/activiti/process/esChange/service/impl/ProcessEsChangeServiceImpl.java
+++ b/laws-modules/src/main/java/com/jero/modules/activiti/process/esChange/service/impl/ProcessEsChangeServiceImpl.java
@@ -293,6 +293,13 @@ public class ProcessEsChangeServiceImpl extends ServiceImpl<ProcessEsChangeMappe
             ProcessApprovalRecord record = actFlowCommonService.getNodeIdByTaskId(taskId);
             String xmlNodeId = record.getNodeId();
             if (xmlNodeId.equals(MAIN_DRAFT_USER_START)) {
+                // 判断主起草单位
+                actFlowCommonService.checkStandardState(data.getStandardId());
+                // 判断主起草部门是否有对应的修改单代码
+                if (StrUtil.isBlank(data.getMainDraftingUnit())) {
+                    throw new JeroBootException("主起草单位不能为空");
+                }
+                this.validDepartCode(changeData.getData().getMainDraftingUnit());
                 // 清理原来的修改意见
                 LambdaQueryWrapper<EsChangeOpinion> esChangeOpinionLambdaQueryWrapper = new LambdaQueryWrapper<>();
                 esChangeOpinionLambdaQueryWrapper.eq(EsChangeOpinion::getBusinessId, data.getId());