diff --git a/yudao-module-bpm/yudao-module-bpm-api/src/main/java/cn/iocoder/yudao/module/bpm/enums/ErrorCodeConstants.java b/yudao-module-bpm/yudao-module-bpm-api/src/main/java/cn/iocoder/yudao/module/bpm/enums/ErrorCodeConstants.java
index 7ebf7eca8e..7fbc7ba223 100644
--- a/yudao-module-bpm/yudao-module-bpm-api/src/main/java/cn/iocoder/yudao/module/bpm/enums/ErrorCodeConstants.java
+++ b/yudao-module-bpm/yudao-module-bpm-api/src/main/java/cn/iocoder/yudao/module/bpm/enums/ErrorCodeConstants.java
@@ -56,6 +56,7 @@ public interface ErrorCodeConstants {
     ErrorCode TASK_TRANSFER_FAIL_USER_NOT_EXISTS = new ErrorCode(1_009_005_014, "任务转办失败，转办人不存在");
     ErrorCode TASK_CREATE_FAIL_NO_CANDIDATE_USER = new ErrorCode(1_009_006_003, "操作失败，原因：找不到任务的审批人！");
     ErrorCode TASK_SIGNATURE_NOT_EXISTS = new ErrorCode(1_009_005_015, "签名不能为空！");
+    ErrorCode TASK_REASON_REQUIRE = new ErrorCode(1_009_005_016, "审批意见不能为空！");
 
     // ========== 动态表单模块 1-009-010-000 ==========
     ErrorCode FORM_NOT_EXISTS = new ErrorCode(1_009_010_000, "动态表单不存在");
diff --git a/yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/controller/admin/definition/vo/model/simple/BpmSimpleModelNodeVO.java b/yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/controller/admin/definition/vo/model/simple/BpmSimpleModelNodeVO.java
index 1ba4f39b53..c134086c66 100644
--- a/yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/controller/admin/definition/vo/model/simple/BpmSimpleModelNodeVO.java
+++ b/yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/controller/admin/definition/vo/model/simple/BpmSimpleModelNodeVO.java
@@ -63,6 +63,9 @@ public class BpmSimpleModelNodeVO {
     @Schema(description = "是否需要签名", example = "false")
     private Boolean signEnable;
 
+    @Schema(description = "审批意见", example = "false")
+    private Boolean reasonRequire;
+
     /**
      * 审批节点拒绝处理
      */
diff --git a/yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/controller/admin/task/vo/task/BpmTaskApproveReqVO.java b/yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/controller/admin/task/vo/task/BpmTaskApproveReqVO.java
index 12449736ce..23e5851bc8 100644
--- a/yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/controller/admin/task/vo/task/BpmTaskApproveReqVO.java
+++ b/yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/controller/admin/task/vo/task/BpmTaskApproveReqVO.java
@@ -15,7 +15,6 @@ public class BpmTaskApproveReqVO {
     private String id;
 
     @Schema(description = "审批意见", requiredMode = Schema.RequiredMode.REQUIRED, example = "不错不错！")
-    @NotEmpty(message = "审批意见不能为空")
     private String reason;
 
     @Schema(description = "签名", example = "https://www.iocoder.cn/sign.png")
diff --git a/yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/controller/admin/task/vo/task/BpmTaskRejectReqVO.java b/yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/controller/admin/task/vo/task/BpmTaskRejectReqVO.java
index acb4ee91d3..d4dca29aa3 100644
--- a/yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/controller/admin/task/vo/task/BpmTaskRejectReqVO.java
+++ b/yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/controller/admin/task/vo/task/BpmTaskRejectReqVO.java
@@ -14,7 +14,6 @@ public class BpmTaskRejectReqVO {
     private String id;
 
     @Schema(description = "审批意见", requiredMode = Schema.RequiredMode.REQUIRED, example = "不错不错！")
-    @NotEmpty(message = "审批意见不能为空")
     private String reason;
 
 }
diff --git a/yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/controller/admin/task/vo/task/BpmTaskRespVO.java b/yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/controller/admin/task/vo/task/BpmTaskRespVO.java
index 95917f6292..f68ac10728 100644
--- a/yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/controller/admin/task/vo/task/BpmTaskRespVO.java
+++ b/yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/controller/admin/task/vo/task/BpmTaskRespVO.java
@@ -81,6 +81,9 @@ public class BpmTaskRespVO {
     @Schema(description = "是否需要签名")
     private Boolean signEnable;
 
+    @Schema(description = "审批意见")
+    private Boolean reasonRequire;
+
     @Data
     @Schema(description = "流程实例")
     public static class ProcessInstance {
diff --git a/yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/framework/flowable/core/enums/BpmnModelConstants.java b/yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/framework/flowable/core/enums/BpmnModelConstants.java
index 6bb418f0fa..fb394cc3d6 100644
--- a/yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/framework/flowable/core/enums/BpmnModelConstants.java
+++ b/yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/framework/flowable/core/enums/BpmnModelConstants.java
@@ -115,4 +115,9 @@ public interface BpmnModelConstants {
      */
     String SIGN_ENABLE = "signEnable";
 
+    /**
+     * 审批意见是否必填
+     */
+    String REASON_REQUIRE = "reasonRequire";
+
 }
diff --git a/yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/framework/flowable/core/util/BpmnModelUtils.java b/yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/framework/flowable/core/util/BpmnModelUtils.java
index df2aed30f9..ef7c09b4d4 100644
--- a/yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/framework/flowable/core/util/BpmnModelUtils.java
+++ b/yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/framework/flowable/core/util/BpmnModelUtils.java
@@ -365,6 +365,23 @@ public class BpmnModelUtils {
         return Convert.toBool(extensionElements.get(0).getElementText(), false);
     }
 
+    public static void addReasonRequire(Boolean reasonRequire, FlowElement userTask) {
+        addExtensionElement(userTask, REASON_REQUIRE,
+                ObjUtil.isNotNull(reasonRequire) ? reasonRequire.toString() : Boolean.FALSE.toString());
+    }
+
+    public static Boolean parseReasonRequire(BpmnModel bpmnModel, String flowElementId) {
+        FlowElement flowElement = getFlowElementById(bpmnModel, flowElementId);
+        if (flowElement == null) {
+            return false;
+        }
+        List<ExtensionElement> extensionElements = flowElement.getExtensionElements().get(REASON_REQUIRE);
+        if (CollUtil.isEmpty(extensionElements)) {
+            return false;
+        }
+        return Convert.toBool(extensionElements.get(0).getElementText(), false);
+    }
+
     public static void addListenerConfig(FlowableListener flowableListener, BpmSimpleModelNodeVO.ListenerHandler handler) {
         FieldExtension fieldExtension = new FieldExtension();
         fieldExtension.setFieldName("listenerConfig");
diff --git a/yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/framework/flowable/core/util/SimpleModelUtils.java b/yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/framework/flowable/core/util/SimpleModelUtils.java
index 51452b3b7d..713c391e3f 100644
--- a/yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/framework/flowable/core/util/SimpleModelUtils.java
+++ b/yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/framework/flowable/core/util/SimpleModelUtils.java
@@ -441,6 +441,8 @@ public class SimpleModelUtils {
             addUserTaskListener(node, userTask);
             // 添加是否需要签名
             addSignEnable(node.getSignEnable(), userTask);
+            // 审批意见
+            addReasonRequire(node.getReasonRequire(), userTask);
             return userTask;
         }
 
diff --git a/yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/service/task/BpmTaskServiceImpl.java b/yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/service/task/BpmTaskServiceImpl.java
index 11f9457958..03a65f2a58 100644
--- a/yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/service/task/BpmTaskServiceImpl.java
+++ b/yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/service/task/BpmTaskServiceImpl.java
@@ -64,6 +64,7 @@ import static cn.iocoder.yudao.framework.common.exception.util.ServiceExceptionU
 import static cn.iocoder.yudao.framework.common.util.collection.CollectionUtils.*;
 import static cn.iocoder.yudao.module.bpm.enums.ErrorCodeConstants.*;
 import static cn.iocoder.yudao.module.bpm.framework.flowable.core.enums.BpmnVariableConstants.PROCESS_INSTANCE_VARIABLE_RETURN_FLAG;
+import static cn.iocoder.yudao.module.bpm.framework.flowable.core.util.BpmnModelUtils.parseReasonRequire;
 import static cn.iocoder.yudao.module.bpm.framework.flowable.core.util.BpmnModelUtils.parseSignEnable;
 
 /**
@@ -163,6 +164,7 @@ public class BpmTaskServiceImpl implements BpmTaskService {
         Map<Integer, BpmTaskRespVO.OperationButtonSetting> buttonsSetting = BpmnModelUtils.parseButtonsSetting(
                 bpmnModel, todoTask.getTaskDefinitionKey());
         Boolean signEnable = parseSignEnable(bpmnModel, todoTask.getTaskDefinitionKey());
+        Boolean reasonRequire = parseReasonRequire(bpmnModel, todoTask.getTaskDefinitionKey());
 
         // 4. 任务表单
         BpmFormDO taskForm = null;
@@ -171,7 +173,8 @@ public class BpmTaskServiceImpl implements BpmTaskService {
         }
 
         return BpmTaskConvert.INSTANCE.buildTodoTask(todoTask, childrenTasks, buttonsSetting, taskForm)
-                .setSignEnable(signEnable);
+                .setSignEnable(signEnable)
+                .setReasonRequire(reasonRequire);
     }
 
     @Override
@@ -488,6 +491,11 @@ public class BpmTaskServiceImpl implements BpmTaskService {
         if (signEnable && StrUtil.isEmpty(reqVO.getSignPicUrl())) {
             throw exception(TASK_SIGNATURE_NOT_EXISTS);
         }
+        // 1.4 校验审批意见
+        Boolean reasonRequire = parseReasonRequire(bpmnModel, task.getTaskDefinitionKey());
+        if (reasonRequire && StrUtil.isEmpty(reqVO.getReason())) {
+            throw exception(TASK_REASON_REQUIRE);
+        }
 
         // 情况一：被委派的任务，不调用 complete 去完成任务
         if (DelegationState.PENDING.equals(task.getDelegationState())) {