diff --git a/epmet-commons/epmet-commons-tools/src/main/java/com/epmet/commons/tools/exception/EpmetErrorCode.java b/epmet-commons/epmet-commons-tools/src/main/java/com/epmet/commons/tools/exception/EpmetErrorCode.java
index 4614beb5ba..bf8bcdc86b 100644
--- a/epmet-commons/epmet-commons-tools/src/main/java/com/epmet/commons/tools/exception/EpmetErrorCode.java
+++ b/epmet-commons/epmet-commons-tools/src/main/java/com/epmet/commons/tools/exception/EpmetErrorCode.java
@@ -251,6 +251,7 @@ public enum EpmetErrorCode {
 	ORG_EDIT_FAILED(8920,"编辑失败"),
 	ORG_DEL_FAILED(8921,"删除失败"),
 	NEIGHBORHOOD_DEL_FAILED(8922,""),
+	IC_NAT_IDCARD_NATTIME(8923,"核酸检测时间已存在相同记录"),
 
 
 	//通用错误码 start
diff --git a/epmet-user/epmet-user-server/src/main/java/com/epmet/dao/IcNatDao.java b/epmet-user/epmet-user-server/src/main/java/com/epmet/dao/IcNatDao.java
index 97b365bb6f..22afc94f76 100644
--- a/epmet-user/epmet-user-server/src/main/java/com/epmet/dao/IcNatDao.java
+++ b/epmet-user/epmet-user-server/src/main/java/com/epmet/dao/IcNatDao.java
@@ -1,6 +1,7 @@
 package com.epmet.dao;
 
 import com.epmet.commons.mybatis.dao.BaseDao;
+import com.epmet.dto.IcNatDTO;
 import com.epmet.dto.form.MyNatListFormDTO;
 import com.epmet.dto.result.MyNatListResultDTO;
 import com.epmet.dto.result.NatListResultDTO;
@@ -42,4 +43,10 @@ public interface IcNatDao extends BaseDao<IcNatEntity> {
      * @param e
      */
     void insertOrUpdate(IcNatEntity e);
+
+    /**
+     * @Author sun
+     * @Description 按条件查询业务数据
+     **/
+    IcNatDTO getNatDTO(@Param("customerId") String customerId, @Param("icNatId") String icNatId, @Param("idCard") String idCard, @Param("natTime") String natTime);
 }
diff --git a/epmet-user/epmet-user-server/src/main/java/com/epmet/service/impl/IcNatServiceImpl.java b/epmet-user/epmet-user-server/src/main/java/com/epmet/service/impl/IcNatServiceImpl.java
index 9efdb959ce..f07bb78df9 100644
--- a/epmet-user/epmet-user-server/src/main/java/com/epmet/service/impl/IcNatServiceImpl.java
+++ b/epmet-user/epmet-user-server/src/main/java/com/epmet/service/impl/IcNatServiceImpl.java
@@ -89,6 +89,11 @@ public class IcNatServiceImpl extends BaseServiceImpl<IcNatDao, IcNatEntity> imp
     @Override
     @Transactional(rollbackFor = Exception.class)
     public void add(AddIcNatFormDTO formDTO) {
+        //0.先根据身份证号和检查时间校验数据是否存在
+        IcNatDTO icNatDTO = baseDao.getNatDTO(formDTO.getCustomerId(), null, formDTO.getIdCard(), DateUtils.format(formDTO.getNatTime(), DateUtils.DATE_TIME_PATTERN_END_WITH_MINUTE));
+        if (null != icNatDTO) {
+            throw new RenException(EpmetErrorCode.IC_NAT_IDCARD_NATTIME.getCode(), EpmetErrorCode.IC_NAT_IDCARD_NATTIME.getMsg());
+        }
         //1.获取所填居民所属组织缓存信息
         AgencyInfoCache agencyInfo = CustomerOrgRedis.getAgencyInfo(formDTO.getAgencyId());
         if (null == agencyInfo) {
@@ -183,6 +188,11 @@ public class IcNatServiceImpl extends BaseServiceImpl<IcNatDao, IcNatEntity> imp
     @Override
     @Transactional(rollbackFor = Exception.class)
     public void edit(AddIcNatFormDTO formDTO) {
+        //0.先根据身份证号和检测时间校验除当前数据是否还存在相同数据
+        IcNatDTO icNatDTO = baseDao.getNatDTO(formDTO.getCustomerId(), formDTO.getIcNatId(), formDTO.getIdCard(), DateUtils.format(formDTO.getNatTime(), DateUtils.DATE_TIME_PATTERN_END_WITH_MINUTE));
+        if (null != icNatDTO) {
+            throw new RenException(EpmetErrorCode.IC_NAT_IDCARD_NATTIME.getCode(), EpmetErrorCode.IC_NAT_IDCARD_NATTIME.getMsg());
+        }
         //1.更新核酸记录表数据
         IcNatEntity entity = ConvertUtils.sourceToTarget(formDTO, IcNatEntity.class);
         entity.setId(formDTO.getIcNatId());
diff --git a/epmet-user/epmet-user-server/src/main/resources/db/migration/V0.0.31__update_ic_nat.sql b/epmet-user/epmet-user-server/src/main/resources/db/migration/V0.0.31__update_ic_nat.sql
new file mode 100644
index 0000000000..30d6bd9ac1
--- /dev/null
+++ b/epmet-user/epmet-user-server/src/main/resources/db/migration/V0.0.31__update_ic_nat.sql
@@ -0,0 +1,3 @@
+  ALTER TABLE `ic_nat`
+        DROP INDEX `unq_nat` ,
+        ADD UNIQUE INDEX `unq_nat` (`ID_CARD`, `NAT_TIME`, `AGENCY_ID`) USING BTREE ;
\ No newline at end of file
diff --git a/epmet-user/epmet-user-server/src/main/resources/mapper/IcNatDao.xml b/epmet-user/epmet-user-server/src/main/resources/mapper/IcNatDao.xml
index 84e3739081..06cbc05a85 100644
--- a/epmet-user/epmet-user-server/src/main/resources/mapper/IcNatDao.xml
+++ b/epmet-user/epmet-user-server/src/main/resources/mapper/IcNatDao.xml
@@ -68,6 +68,31 @@
         ORDER BY nat_time DESC
     </select>
 
+    <select id="getNatDTO" resultType="com.epmet.dto.IcNatDTO">
+        SELECT
+            id,
+            agency_id,
+            user_id,
+            user_type,
+            `name`,
+            mobile,
+            id_card,
+            nat_time,
+            nat_result,
+            nat_address
+        FROM
+            ic_nat
+        WHERE
+            del_flag = '0'
+        AND customer_id = #{customerId}
+        AND id_card = #{idCard}
+        AND DATE_FORMAT(nat_time, '%Y-%m-%d %h:%i') = DATE_FORMAT(#{natTime}, '%Y-%m-%d %h:%i')
+        <if test='null != icNatId and "" != icNatId'>
+            AND id != #{icNatId}
+        </if>
+        LIMIT 1
+    </select>
+
     <delete id="delById">
         DELETE FROM ic_nat WHERE id = #{icNatId}
     </delete>