diff --git a/src/main/java/com/interplug/qcast/biz/estimate/EstimateController.java b/src/main/java/com/interplug/qcast/biz/estimate/EstimateController.java
index 215d8343..2481a695 100644
--- a/src/main/java/com/interplug/qcast/biz/estimate/EstimateController.java
+++ b/src/main/java/com/interplug/qcast/biz/estimate/EstimateController.java
@@ -103,4 +103,11 @@ public class EstimateController {
   public EstimateApiResponse selectAgencyCustList(PriceRequest priceRequest) throws Exception {
     return estimateService.selectAgencyCustList(priceRequest);
   }
+
+  @Operation(description = "견적서를 삭제한다.")
+  @PostMapping("/delete-estimate")
+  @ResponseStatus(HttpStatus.CREATED)
+  public void deleteEstimate(@RequestBody EstimateRequest estimateRequest) throws Exception {
+    estimateService.deleteEstimate(estimateRequest);
+  }
 }
diff --git a/src/main/java/com/interplug/qcast/biz/estimate/EstimateMapper.java b/src/main/java/com/interplug/qcast/biz/estimate/EstimateMapper.java
index 6057e7ee..e5ba5d53 100644
--- a/src/main/java/com/interplug/qcast/biz/estimate/EstimateMapper.java
+++ b/src/main/java/com/interplug/qcast/biz/estimate/EstimateMapper.java
@@ -146,4 +146,8 @@ public interface EstimateMapper {
 
   // 견적서 수정일 변경
   public int updateEstimateLastEditDate(EstimateRequest estimateRequest);
+
+  public int updateEstimateInit(EstimateRequest estimateRequest);
+
+  public int updateEstimateInfoInit(EstimateRequest estimateRequest);
 }
diff --git a/src/main/java/com/interplug/qcast/biz/estimate/EstimateService.java b/src/main/java/com/interplug/qcast/biz/estimate/EstimateService.java
index 9fdcc8d7..474558cf 100644
--- a/src/main/java/com/interplug/qcast/biz/estimate/EstimateService.java
+++ b/src/main/java/com/interplug/qcast/biz/estimate/EstimateService.java
@@ -1628,7 +1628,7 @@ public class EstimateService {
       }
 
     } catch (Exception e) {
-      e.printStackTrace();
+      log.error("Failed to excelDownload estimate. Request: {}", request, e);
       throw new QcastException(ErrorCode.INTERNAL_SERVER_ERROR);
     }
   }
@@ -2327,4 +2327,47 @@ public class EstimateService {
 
     return response;
   }
+
+  /**
+   * 견적서 삭제 (복사이후 배치면 저장)
+   * @param estimateRequest
+   * @throws Exception
+   */
+
+  public void deleteEstimate(EstimateRequest estimateRequest) throws Exception{
+
+    if (StringUtils.isEmpty(estimateRequest.getObjectNo())) {
+      throw new QcastException(ErrorCode.INVALID_INPUT_VALUE,
+              message.getMessage("common.message.required.data", "Object No"));
+    }
+    if (StringUtils.isEmpty(estimateRequest.getPlanNo())) {
+      throw new QcastException(ErrorCode.INVALID_INPUT_VALUE,
+              message.getMessage("common.message.required.data", "Plan No"));
+    }
+    if (StringUtils.isEmpty(estimateRequest.getSaleStoreId())) {
+      throw new QcastException(ErrorCode.INVALID_INPUT_VALUE,
+              message.getMessage("common.message.required.data", "Sale Store ID"));
+    }
+    if (StringUtils.isEmpty(estimateRequest.getUserId())) {
+      throw new QcastException(ErrorCode.INVALID_INPUT_VALUE,
+              message.getMessage("common.message.required.data", "User ID"));
+    }
+
+    try {
+      // T_PLAN
+      int cnt = estimateMapper.updateEstimateInit(estimateRequest);
+      // T_PLAN_INFO
+      int cnt2 = estimateMapper.updateEstimateInfoInit(estimateRequest);
+
+      // 견적서 모든 아이템 제거
+      int cnt3 = estimateMapper.deleteEstimateItemList(estimateRequest);
+      int cnt4 = estimateMapper.deleteEstimateInfoItemList(estimateRequest);
+
+    } catch (Exception e) {
+      log.error("Failed to delete estimate. Request: {}", estimateRequest, e);
+      throw e; // 예외를 재던지기하여 상위 계층에서도 예외를 처리할 수 있도록 함
+    }
+
+
+  }
 }
diff --git a/src/main/resources/mappers/estimate/estimateMapper.xml b/src/main/resources/mappers/estimate/estimateMapper.xml
index 1ac641cb..9519b8fa 100644
--- a/src/main/resources/mappers/estimate/estimateMapper.xml
+++ b/src/main/resources/mappers/estimate/estimateMapper.xml
@@ -729,6 +729,32 @@
             AND PLAN_NO = #{planNo}
     </update>
 
+    <update id="updateEstimateInit" parameterType="com.interplug.qcast.biz.estimate.dto.EstimateRequest">
+        /* sqlid : com.interplug.qcast.biz.estimate.updateEstimate */
+        UPDATE T_PLAN
+        SET
+            CONSTRUCT_SPECIFICATION = NULL
+            ,SETUP_HEIGHT = NULL
+            ,WEATHER_POINT = NULL
+            ,SLOPE = NULL
+            ,ROOF_MATERIAL_ID = NULL
+            ,SUPPORT_METHOD_ID = NULL
+            ,MODULE_MODEL = NULL
+            ,DRAWING_ESTIMATE_CREATE_DATE = NULL
+            ,ESTIMATE_VALIDITY_TERM = NULL
+            ,CAPACITY = NULL
+          	,SNOWFALL = NULL
+          	,STANDARD_WIND_SPEED_ID = NULL
+          	,PC_TYPE_NO = NULL
+          	,ROOF_MATERIAL_ID_MULTI = NULL
+          	,SUPPORT_MEAKER_MULTI = NULL
+          	,SUPPORT_METHOD_ID_MULTI = NULL
+            ,LAST_EDIT_DATETIME = GETDATE()
+            ,LAST_EDIT_USER = #{userId}
+        WHERE OBJECT_NO = #{objectNo}
+          AND PLAN_NO = #{planNo}
+    </update>
+
     <update id="updateEstimateInfoReset" parameterType="com.interplug.qcast.biz.estimate.dto.EstimateRequest">
         /* sqlid : com.interplug.qcast.biz.estimate.updateEstimateInfoReset */
         UPDATE T_PLAN_INFO
@@ -745,6 +771,29 @@
             AND PLAN_NO = #{planNo}
     </update>
 
+    <update id="updateEstimateInfoInit" parameterType="com.interplug.qcast.biz.estimate.dto.EstimateRequest">
+        /* sqlid : com.interplug.qcast.biz.estimate.updateEstimateInfoReset */
+        UPDATE T_PLAN_INFO
+        SET
+            CONSTRUCT_SPECIFICATION_MULTI = NULL
+          , SURFACE_TYPE = NULL
+          , ANGLE = NULL
+          , ESTIMATE_DATE = NULL
+          , ESTIMATE_TYPE = NULL
+          , FILE_FLG = 0
+          , ESTIMATE_OPTION = NULL
+          , PKG_ASP = NULL
+          , DOC_NO = NULL
+          , PRICE_CD = NULL
+          , REMARKS = NULL
+          , TEMP_FLG = 1
+          , LOCK_FLG = 0
+          , SYNC_FLG = NULL
+          , SEC_SAP_SALES_STORE_CD = NULL
+        WHERE OBJECT_NO = #{objectNo}
+          AND PLAN_NO = #{planNo}
+    </update>
+
     <update id="updateEstimateLock" parameterType="com.interplug.qcast.biz.estimate.dto.EstimateRequest">
         /* sqlid : com.interplug.qcast.biz.estimate.updateEstimateLock */
         UPDATE T_PLAN_INFO