diff --git a/blade-service/blade-transport/src/main/java/org/springblade/transport/service/impl/ProjectApplyServiceImpl.java b/blade-service/blade-transport/src/main/java/org/springblade/transport/service/impl/ProjectApplyServiceImpl.java
index d1ff04d0..21616552 100644
--- a/blade-service/blade-transport/src/main/java/org/springblade/transport/service/impl/ProjectApplyServiceImpl.java
+++ b/blade-service/blade-transport/src/main/java/org/springblade/transport/service/impl/ProjectApplyServiceImpl.java
@@ -195,7 +195,17 @@ public class ProjectApplyServiceImpl extends BaseServiceImpl<ProjectApplyMapper,
 	@Override
 	@Transactional(rollbackFor = Exception.class)
 	public boolean submitApproval(Long id) {
-		ProjectApply projectApply = loadEditable(id, true);
+		ProjectApply projectApply = loadExists(id);
+		if (!canCurrentUserOperate(projectApply)) {
+			throw new ServiceException("无权操作其他组织项目立项");
+		}
+		// 已在审批中则幂等成功，避免「先 MK 后本地」时 sync 已写成 reviewing 再被编辑校验拦住
+		if (List.of(STATUS_REVIEWING, STATUS_CHANGE_REVIEWING).contains(projectApply.getApprovalStatus())) {
+			return true;
+		}
+		if (!List.of(STATUS_DRAFT, STATUS_WITHDRAWN, STATUS_REJECTED, "change_rejected").contains(projectApply.getApprovalStatus())) {
+			throw new ServiceException("当前状态不允许提交");
+		}
 		validateSubmit(projectApply);
 		projectApply.setApprovalStatus(STATUS_REVIEWING);
 		projectApply.setCurrentNode(resolveApprovalNode(projectApply));
diff --git a/blade-service/blade-transport/src/main/java/org/springblade/transport/service/impl/ProjectChangeServiceImpl.java b/blade-service/blade-transport/src/main/java/org/springblade/transport/service/impl/ProjectChangeServiceImpl.java
index ebc224f6..d61edbc5 100644
--- a/blade-service/blade-transport/src/main/java/org/springblade/transport/service/impl/ProjectChangeServiceImpl.java
+++ b/blade-service/blade-transport/src/main/java/org/springblade/transport/service/impl/ProjectChangeServiceImpl.java
@@ -170,7 +170,17 @@ public class ProjectChangeServiceImpl extends BaseServiceImpl<ProjectChangeMappe
 	@Override
 	@Transactional(rollbackFor = Exception.class)
 	public boolean submitApproval(Long id) {
-		ProjectChange projectChange = loadEditable(id);
+		ProjectChange projectChange = loadExists(id);
+		if (!canCurrentUserOperate(projectChange)) {
+			throw new ServiceException("无权操作其他组织项目变更");
+		}
+		// 已在审批中则幂等成功，避免 MK 回写 reviewing 后再提交被编辑校验拦住
+		if (Objects.equals(projectChange.getApprovalStatus(), STATUS_REVIEWING)) {
+			return true;
+		}
+		if (!List.of(STATUS_DRAFT, STATUS_WITHDRAWN, STATUS_REJECTED).contains(projectChange.getApprovalStatus())) {
+			throw new ServiceException("当前状态不允许提交");
+		}
 		validateSubmit(projectChange);
 		projectChange.setApprovalStatus(STATUS_REVIEWING);
 		projectChange.setCurrentNode(resolveApprovalNode(projectChange));