diff --git a/src/main/java/cokr/xit/fims/sndb/service/bean/SvbtcServiceBean.java b/src/main/java/cokr/xit/fims/sndb/service/bean/SvbtcServiceBean.java
index eeaca1a7..c66273bd 100644
--- a/src/main/java/cokr/xit/fims/sndb/service/bean/SvbtcServiceBean.java
+++ b/src/main/java/cokr/xit/fims/sndb/service/bean/SvbtcServiceBean.java
@@ -11,7 +11,6 @@ import cokr.xit.foundation.data.DataObject;
 
 import cokr.xit.fims.sndb.Svbtc;
 import cokr.xit.fims.sndb.SndbQuery;
-import cokr.xit.fims.sndb.SndngDtl;
 import cokr.xit.fims.sndb.service.SvbtcService;
 
 /**공시송달 대장 서비스 구현체.
diff --git a/src/main/resources/sql/mapper/interfaces/emailRequest-mapper.xml b/src/main/resources/sql/mapper/interfaces/emailRequest-mapper.xml
index 572f9990..f0d64dba 100644
--- a/src/main/resources/sql/mapper/interfaces/emailRequest-mapper.xml
+++ b/src/main/resources/sql/mapper/interfaces/emailRequest-mapper.xml
@@ -183,7 +183,7 @@ SELECT CON_ORG                                     <!-- 외부기관구분코드
     <result property="regVarData3"            column="REG_VAR_DATA3" />           <!-- 추가 데이터3 -->
     <result property="regVarData4"            column="REG_VAR_DATA4" />           <!-- 추가 데이터4 -->
     <result property="regVarData5"            column="REG_VAR_DATA5" />           <!-- 추가 데이터5 -->
-    <result property="postProcStt"            column="POST_PRCS_STTS__CD" />           <!-- 우편 처리 상태 -->
+    <result property="postProcStt"            column="POST_PRCS_STTS_CD" />           <!-- 우편 처리 상태 -->
     <result property="rceptYmd"               column="RCEPT_YMD" />               <!-- 접수 일자 -->
     <result property="delYn"                  column="DEL_YN" />                  <!-- 삭제 여부 -->
     <result property="createdAt"              column="REG_DT" />                  <!-- 등록 일시 -->
@@ -250,7 +250,7 @@ SELECT CON_ORG                                     <!-- 외부기관구분코드
 <if test="conKeys != null">AND CON_KEY IN (<foreach collection="conKeys" item="conKey" separator=",">#{conKey}</foreach>)</if>
 <if test="conKeys == null">
 AND RCEPT_YMD BETWEEN #{fromRegDate} AND #{toRegDate}
-<if test="statusList != null">AND POST_PRCS_STTS__CD IN (<foreach collection="statusList" item="status" separator=",">#{status}</foreach>)</if>
+<if test="statusList != null">AND POST_PRCS_STTS_CD IN (<foreach collection="statusList" item="status" separator=",">#{status}</foreach>)</if>
 AND DEL_YN = 'N'
 </if>
 </where>
@@ -408,7 +408,7 @@ UPDATE TB_EPOST_RCPT_REG SET
      , REG_VAR_DATA3 = #{emailRequest.regVarData3}                     <!-- 추가 데이터3 -->
      , REG_VAR_DATA4 = #{emailRequest.regVarData4}                     <!-- 추가 데이터4 -->
      , REG_VAR_DATA5 = #{emailRequest.regVarData5}                     <!-- 추가 데이터5 -->
-     , POST_PRCS_STTS__CD = #{emailRequest.postProcStt}                     <!-- 우편 처리 상태 -->
+     , POST_PRCS_STTS_CD = #{emailRequest.postProcStt}                     <!-- 우편 처리 상태 -->
      , RCEPT_YMD = #{emailRequest.rceptYmd}                            <!-- 접수 일자 -->
      , DEL_YN = #{emailRequest.delYn}                                  <!-- 삭제 여부 -->
      , DEL_DT = #{emailRequest.removedAt}                              <!-- 삭제 일시 -->
@@ -417,7 +417,7 @@ UPDATE TB_EPOST_RCPT_REG SET
 
 <update id="updateRequestStatus" parameterType="map">/* 전자우편 신청 상태 변경(emailRequestMapper.updateRequestStatus) */
 UPDATE TB_EPOST_RCPT_REG SET
-       POST_PRCS_STTS__CD = #{status}
+       POST_PRCS_STTS_CD = #{status}
 <if test='resultType == "registration"'>    , RCEPT_YMD = CASE CON_KEY<foreach collection="results" item="result">
             WHEN #{result.reletcdata} THEN #{result.rceptYmd}</foreach>
             ELSE RCEPT_YMD END</if>
@@ -428,12 +428,12 @@ UPDATE TB_EPOST_RCPT_REG SET
  <if test='resultType == "production"'><foreach collection="results" item="result" separator=",">#{result.conKey}</foreach></if>
  <if test='resultType == "delivery"'><foreach collection="results" item="result" separator=",">#{result.reletcdata}</foreach></if>
  )
-   AND POST_PRCS_STTS__CD &lt; #{maxStatus}</update>
+   AND POST_PRCS_STTS_CD &lt; #{maxStatus}</update>
 
 <update id="updateRequestAsDelivered" parameterType="map">/* 전자우편 배달 완료 처리(emailRequestMapper.updateRequestAsDelivered) */
 UPDATE TB_EPOST_RCPT_REG SET
-       POST_PRCS_STTS__CD = #{status}
- WHERE POST_PRCS_STTS__CD = '27' <!-- 배달중 -->
+       POST_PRCS_STTS_CD = #{status}
+ WHERE POST_PRCS_STTS_CD = '27' <!-- 배달중 -->
    AND DEL_YN = 'N'
    AND REG_DT &lt; CONCAT(DATE_FORMAT(DATE_SUB(CURRENT_DATE, INTERVAL #{expiryDays} DAY), '%Y%m%d'), '000000')</update>