diff --git a/src/main/java/cokr/xit/fims/crdn/service/bean/CrdnBean.java b/src/main/java/cokr/xit/fims/crdn/service/bean/CrdnBean.java
index 82fbe540..d4ff3112 100644
--- a/src/main/java/cokr/xit/fims/crdn/service/bean/CrdnBean.java
+++ b/src/main/java/cokr/xit/fims/crdn/service/bean/CrdnBean.java
@@ -98,7 +98,7 @@ public class CrdnBean extends AbstractBean {
 		//단속 대장 등록
 		boolean result = createLedger(crdn);
 		if (!result)
-			throw new RuntimeException("단속자료 등록 중 단속자료 등록에 실패하였습니다.");
+			throw new RuntimeException("중복된 단속자료입니다.");
 
 		String taskDtlId = crdn.getCrdnId();
 		LevyExcl excl01 = TaskProcessor.get().getLevyExcl(crdn);
diff --git a/src/main/resources/sql/mapper/fims/crdn/crdn-inst-mapper.xml b/src/main/resources/sql/mapper/fims/crdn/crdn-inst-mapper.xml
index 8a6835a7..f0ba32d3 100644
--- a/src/main/resources/sql/mapper/fims/crdn/crdn-inst-mapper.xml
+++ b/src/main/resources/sql/mapper/fims/crdn/crdn-inst-mapper.xml
@@ -58,8 +58,8 @@ INSERT INTO TB_CRDN (
      , DEL_DT                <!-- 삭제 일시 -->
      , DLTR                  <!-- 삭제자 -->
      , DEL_RSN               <!-- 삭제 사유 -->
-) VALUES (
-       #{crdnId}                <!-- 단속 ID -->
+) 
+SELECT #{crdnId}                <!-- 단속 ID -->
      , #{sggCd}                 <!-- 시군구 코드 -->
      , #{crdnRegSeCd}           <!-- 단속 등록 구분 코드 -->
      , #{crdnInptSeCd}          <!-- 단속 입력 구분 코드 -->
@@ -109,7 +109,13 @@ INSERT INTO TB_CRDN (
      , #{removedAt}             <!-- 삭제 일시 -->
      , #{removedBy}             <!-- 삭제자 -->
      , #{delRsn}                <!-- 삭제 사유 -->
-)
+  FROM DUAL
+<if test='"RVS" == taskSeCd'>WHERE NOT EXISTS (
+       SELECT *
+         FROM TB_CRDN
+        WHERE VHRNO = #{vhrno}
+          AND CRDN_YMD = #{crdnYmd}
+ )</if>
 </insert>
 
 <insert id="insertCrdnAddition" parameterType="cokr.xit.fims.crdn.Crdn">