diff --git a/egovframe-template-simple-react-contribution/src/pages/admin/committee/Schedules/Detail.jsx b/egovframe-template-simple-react-contribution/src/pages/admin/committee/Schedules/Detail.jsx
index d597c42..f056a47 100644
--- a/egovframe-template-simple-react-contribution/src/pages/admin/committee/Schedules/Detail.jsx
+++ b/egovframe-template-simple-react-contribution/src/pages/admin/committee/Schedules/Detail.jsx
@@ -139,9 +139,9 @@ function SchedulesDetail(props) {
 
                             {/* <!-- 버튼영역 --> */}
                             <div className="board_btn_area">
-                                {user.id &&
+                                {user.id || true &&
                                     <div className="left_col btn1">
-                                        <Link to={{pathname: URL.ADMIN_SCHEDULE_MODIFY}}
+                                        <Link to={{pathname: URL.ADMIN__COMMITTEE__SCHEDULES__MODIFY}}
                                             state={{
                                                 schdulId: location.state?.schdulId
                                             }}
diff --git a/egovframe-template-simple-react-contribution/src/pages/admin/committee/Schedules/Edit.jsx b/egovframe-template-simple-react-contribution/src/pages/admin/committee/Schedules/Edit.jsx
index 4e33042..8ebf408 100644
--- a/egovframe-template-simple-react-contribution/src/pages/admin/committee/Schedules/Edit.jsx
+++ b/egovframe-template-simple-react-contribution/src/pages/admin/committee/Schedules/Edit.jsx
@@ -147,19 +147,41 @@ function SchedulesEdit(props) {
                 setScheduleInit(
                     resp
                 );
+
+                if (modeInfo.mode === CODE.MODE_CREATE) {// 조회/등록이면 조회 안함
+                    setScheduleDetail({
+                        ...scheduleDetail,
+                        schdulBgnde:  location.state.iUseDate,
+                        schdulEndde: location.state.iUseDate,
+                        startDate: convertDate(location.state.iUseDate),
+                        endDate: convertDate(location.state.iUseDate),
+                    });
+                    return;
+                }
+        
+                const retrieveDetailURL = `/schedule/${location.state?.schdulId}`;
+                const requestOptions = {
+                    method: "GET",
+                    headers: {
+                        'Content-type': 'application/json'
+                    }
+                }
+                EgovNet.requestFetch(retrieveDetailURL,
+                    requestOptions,
+                    function (resp) {
+
+                        let rawScheduleDetail = resp.result;
+                        //기본값 설정
+                        setScheduleDetail({
+                            ...scheduleDetail,
+                            ...rawScheduleDetail,
+                            startDate: convertDate(rawScheduleDetail.schdulBgnde),
+                            endDate: convertDate(rawScheduleDetail.schdulEndde),
+                        });
+                    }
+                );
             }
         );
-
-        if (modeInfo.mode === CODE.MODE_CREATE) {// 조회/등록이면 조회 안함
-            setScheduleDetail({
-                ...scheduleDetail,
-                schdulBgnde:  location.state.iUseDate,
-                schdulEndde: location.state.iUseDate,
-                startDate: convertDate(location.state.iUseDate),
-                endDate: convertDate(location.state.iUseDate),
-            });
-            return;
-        }
         
     }
 
@@ -243,6 +265,11 @@ function SchedulesEdit(props) {
     // eslint-disable-next-line react-hooks/exhaustive-deps
     }, []);
 
+    useEffect(function () {
+        console.log("------------------------------EgovAdminScheduleEdit [%o]", scheduleDetail);
+    // eslint-disable-next-line react-hooks/exhaustive-deps
+    }, [scheduleDetail]);
+
     useEffect(function () {        
 
         EgovNet.requestFetch(`/schedule/api/org-api/depth/list?paramCodeGroup=${scheduleDetail.upCommittee}`,
@@ -253,7 +280,7 @@ function SchedulesEdit(props) {
                 );                
             }
         );
-
+        console.log("------------------------------EgovAdminScheduleEdit [%o]", scheduleDetail);
     // eslint-disable-next-line react-hooks/exhaustive-deps
     }, [scheduleDetail && scheduleDetail.upCommittee]);
     
diff --git a/kcsc-back-end/src/main/java/com/dbnt/kcscbackend/admin/committee/schedules/controller/SchedulesApiController.java b/kcsc-back-end/src/main/java/com/dbnt/kcscbackend/admin/committee/schedules/controller/SchedulesApiController.java
index aa970aa..d53336d 100644
--- a/kcsc-back-end/src/main/java/com/dbnt/kcscbackend/admin/committee/schedules/controller/SchedulesApiController.java
+++ b/kcsc-back-end/src/main/java/com/dbnt/kcscbackend/admin/committee/schedules/controller/SchedulesApiController.java
@@ -3,6 +3,7 @@ package com.dbnt.kcscbackend.admin.committee.schedules.controller;
 
 
 import com.dbnt.kcscbackend.admin.committee.schedules.model.CreateScheduleVO;
+import com.dbnt.kcscbackend.admin.committee.schedules.model.UpdateScheduleVO;
 import com.dbnt.kcscbackend.admin.committee.schedules.service.EgovIndvdlSchdulManageService;
 import com.dbnt.kcscbackend.auth.entity.LoginVO;
 import com.dbnt.kcscbackend.config.common.ResponseCode;
@@ -95,6 +96,46 @@ public class SchedulesApiController {
 		return resultVO;
 	}
 
+	@Operation(
+			summary = "'위원회 일정 등록' 페이지에서 일정 수정하는 API",
+			description = "관리자 단에서 '위원회 관리' > '위원회 일정 관리'에 특정 일정을 누른 후, '수정' > '저장' 버튼을 누르면 해당 일정을 수정하는 API",
+			tags = {"SchedulesApiController"}
+	)
+	@ApiResponses(value = {
+			@ApiResponse(responseCode = "200", description = "등록 성공"),
+			@ApiResponse(responseCode = "403", description = "인가된 사용자가 아님")
+	})
+	@PutMapping(value = "/schedule/{scheduleId}")
+	public ResultVO updateSchedule
+	(
+		@AuthenticationPrincipal LoginVO user,
+		HttpServletRequest request,
+		UpdateScheduleVO updateScheduleVO,
+		@PathVariable("scheduleId") Long scheduleId
+	) throws Exception {
+
+		ResultVO resultVO = new ResultVO();
+
+		try {
+			resultVO = egovIndvdlSchdulManageService.updateSchedule(resultVO, request, updateScheduleVO);
+		} catch (Exception e) {
+			resultVO.setResultCode(-1);
+			resultVO.setResultMessage(e.getMessage());
+		}
+
+
+		System.out.println(
+				"\n--------------------------------------------------------------\n" +
+						request.getRequestURI() + " OUT:" +
+						"\n--------------------------------------------------------------\n" +
+						"resultVO.toString():" + "\n" +
+						resultVO.toString() + "\n" +
+						"\n--------------------------------------------------------------\n"
+		);
+
+		return resultVO;
+	}
+
 
 	@Operation(
 			summary = "일정 상세조회",
diff --git a/kcsc-back-end/src/main/java/com/dbnt/kcscbackend/admin/committee/schedules/model/CreateScheduleVO.java b/kcsc-back-end/src/main/java/com/dbnt/kcscbackend/admin/committee/schedules/model/CreateScheduleVO.java
index 6221e50..4aacb4b 100644
--- a/kcsc-back-end/src/main/java/com/dbnt/kcscbackend/admin/committee/schedules/model/CreateScheduleVO.java
+++ b/kcsc-back-end/src/main/java/com/dbnt/kcscbackend/admin/committee/schedules/model/CreateScheduleVO.java
@@ -17,7 +17,6 @@ import java.time.LocalDateTime;
 public class CreateScheduleVO implements Serializable {
 
     private static final long serialVersionUID = 6544623713351174876L;
-
     @ApiModelProperty(value = "eventId")
     private Integer	eventId;
     @ApiModelProperty(value = "startDate")
diff --git a/kcsc-back-end/src/main/java/com/dbnt/kcscbackend/admin/committee/schedules/model/UpdateScheduleVO.java b/kcsc-back-end/src/main/java/com/dbnt/kcscbackend/admin/committee/schedules/model/UpdateScheduleVO.java
new file mode 100644
index 0000000..8112d69
--- /dev/null
+++ b/kcsc-back-end/src/main/java/com/dbnt/kcscbackend/admin/committee/schedules/model/UpdateScheduleVO.java
@@ -0,0 +1,55 @@
+package com.dbnt.kcscbackend.admin.committee.schedules.model;
+
+import io.swagger.annotations.ApiModel;
+import io.swagger.annotations.ApiModelProperty;
+import lombok.Getter;
+import lombok.RequiredArgsConstructor;
+import lombok.Setter;
+import lombok.ToString;
+
+import java.io.Serializable;
+
+@ApiModel(value = "createScheduleVO", description =
+        "관리자 단에서 '위원회 관리' > '위원회 일정 관리'에서 일정을 수정할 때 사용된다." + ""
+)
+@RequiredArgsConstructor
+@Getter
+@Setter
+@ToString
+public class UpdateScheduleVO implements Serializable {
+
+    private static final long serialVersionUID = 4730156840930491646L;
+
+    @ApiModelProperty(value = "startDate")
+    private String startDate;
+    @ApiModelProperty(value = "endDate")
+    private String endDate;
+    @ApiModelProperty(value = "eventId")
+    private Integer	eventId;
+    @ApiModelProperty(value = "upCommitteeNm")
+    private String upCommitteeNm;
+    @ApiModelProperty(value = "committee")
+    private Integer committee;
+    @ApiModelProperty(value = "committeeNm")
+    private String committeeNm;
+    @ApiModelProperty(value = "divMeet")
+    private String divMeet;
+    @ApiModelProperty(value = "title")
+    private String	title;
+    @ApiModelProperty(value = "divMeetNm")
+    private String divMeetNm;
+    @ApiModelProperty(value = "schdulEndde")
+    private String schdulEndde;
+    @ApiModelProperty(value = "evtSeq")
+    private Integer	evtSeq;
+    @ApiModelProperty(value = "contents")
+    private String	contents;
+    @ApiModelProperty(value = "upCommittee")
+    private Integer	upCommittee;
+    @ApiModelProperty(value = "location")
+    private String	location;
+    @ApiModelProperty(value = "schdulBgnde")
+    private String schdulBgnde;
+
+
+}
diff --git a/kcsc-back-end/src/main/java/com/dbnt/kcscbackend/admin/committee/schedules/service/EgovIndvdlSchdulManageService.java b/kcsc-back-end/src/main/java/com/dbnt/kcscbackend/admin/committee/schedules/service/EgovIndvdlSchdulManageService.java
index 8790a63..62e6154 100644
--- a/kcsc-back-end/src/main/java/com/dbnt/kcscbackend/admin/committee/schedules/service/EgovIndvdlSchdulManageService.java
+++ b/kcsc-back-end/src/main/java/com/dbnt/kcscbackend/admin/committee/schedules/service/EgovIndvdlSchdulManageService.java
@@ -2,6 +2,7 @@ package com.dbnt.kcscbackend.admin.committee.schedules.service;
 
 
 import com.dbnt.kcscbackend.admin.committee.schedules.model.CreateScheduleVO;
+import com.dbnt.kcscbackend.admin.committee.schedules.model.UpdateScheduleVO;
 import com.dbnt.kcscbackend.auth.entity.LoginVO;
 import com.dbnt.kcscbackend.config.common.ResultVO;
 import org.springframework.security.core.annotation.AuthenticationPrincipal;
@@ -34,6 +35,8 @@ public interface EgovIndvdlSchdulManageService {
 	public ResultVO scheduleApiOrgApiDepthList(ResultVO resultVO, Long paramCodeGroup) throws Exception;
 
 	public ResultVO createSchedule(ResultVO resultVO, HttpServletRequest request, CreateScheduleVO createScheduleVO) throws Exception;
+	public ResultVO updateSchedule(ResultVO resultVO, HttpServletRequest request, UpdateScheduleVO updateScheduleVO) throws Exception;
+
 
 	public ResultVO scheduleDetail(ResultVO resultVO, HttpServletRequest request, LoginVO user, Long scheduleId) throws Exception;
 
diff --git a/kcsc-back-end/src/main/java/com/dbnt/kcscbackend/admin/committee/schedules/service/impl/EgovIndvdlSchdulManageServiceImpl.java b/kcsc-back-end/src/main/java/com/dbnt/kcscbackend/admin/committee/schedules/service/impl/EgovIndvdlSchdulManageServiceImpl.java
index e347077..6816849 100644
--- a/kcsc-back-end/src/main/java/com/dbnt/kcscbackend/admin/committee/schedules/service/impl/EgovIndvdlSchdulManageServiceImpl.java
+++ b/kcsc-back-end/src/main/java/com/dbnt/kcscbackend/admin/committee/schedules/service/impl/EgovIndvdlSchdulManageServiceImpl.java
@@ -2,6 +2,7 @@ package com.dbnt.kcscbackend.admin.committee.schedules.service.impl;
 
 
 import com.dbnt.kcscbackend.admin.committee.schedules.model.CreateScheduleVO;
+import com.dbnt.kcscbackend.admin.committee.schedules.model.UpdateScheduleVO;
 import com.dbnt.kcscbackend.admin.committee.schedules.service.EgovIndvdlSchdulManageService;
 import com.dbnt.kcscbackend.auth.entity.LoginVO;
 import com.dbnt.kcscbackend.commonCode.entity.TcCodeItem;
@@ -149,6 +150,49 @@ public class EgovIndvdlSchdulManageServiceImpl extends EgovAbstractServiceImpl i
 	}
 
 
+	@Override
+	public ResultVO updateSchedule(ResultVO resultVO, HttpServletRequest request, UpdateScheduleVO updateScheduleVO) throws Exception {
+
+		System.out.println(
+				"\n--------------------------------------------------------------\n" +
+						request.getRequestURI() + " IN:" +
+						"\n--------------------------------------------------------------\n" +
+						"updateScheduleVO:" + "\n" +
+						updateScheduleVO.toString() + "\n" +
+						"\n--------------------------------------------------------------\n"
+		);
+
+
+		Map<String, Object> response = tnCmtEventRepository.spUpdateTnCmtEvent(
+			updateScheduleVO.getEvtSeq().intValue(),
+			updateScheduleVO.getDivMeet(),			// 구분
+			updateScheduleVO.getUpCommittee().intValue(),		// 심의위원회 상위 코드 번호
+			updateScheduleVO.getCommittee().intValue(),		// 심의위원회 하위 코드 번호
+			updateScheduleVO.getTitle(),			// 제목
+			updateScheduleVO.getLocation(),			// 장소
+			updateScheduleVO.getContents(),			// 내용
+			updateScheduleVO.getStartDate(),		// 날짜/시간의 시작 일시
+			updateScheduleVO.getEndDate(),			// 날짜/시간의 종료 일시
+			"admin",
+			null,
+			null,
+			null
+		);
+
+		Map<String, Object> dto = new HashMap<String, Object>();
+		dto.put("errorMessage", response.get("_error_message") );
+		dto.put("schdulId", updateScheduleVO.getEvtSeq() );
+
+		resultVO.setResult(dto);
+		resultVO.setResultCode(ResponseCode.SUCCESS.getCode());
+		resultVO.setResultMessage(ResponseCode.SUCCESS.getMessage());
+
+		return resultVO;
+	}
+
+
+
+
 	@Override
 	public ResultVO scheduleDetail(ResultVO resultVO, HttpServletRequest request, LoginVO user, Long scheduleId) throws Exception {
 
@@ -168,23 +212,28 @@ public class EgovIndvdlSchdulManageServiceImpl extends EgovAbstractServiceImpl i
 			throw new Exception("대상이 존재하지 않습니다.");
 		}
 
-		TnCmtEvent tnCmtEvent = tnCmtEventRepository.findByEvtSeq(scheduleId);
+		TnCmtEvent tnCmtEvent 				= tnCmtEventRepository.findByEvtSeq(scheduleId);
 
-		TcCodeItem tcCodeItem = tcCodeItemRepository.findByItemCdAndUseYn(tnCmtEvent.getEvtType(), "Y");
+		TcCodeItem tcCodeItem 				= tcCodeItemRepository.findByItemCdAndUseYn(tnCmtEvent.getEvtType(), "Y");
 
-		TnCmtOrg tnCmtOrgForUpCommitteeNm = tnCmtOrgRepository.findByUseYnAndCmtSeq("Y", tnCmtEvent.getUpCmtSeq());
-		TnCmtOrg tnCmtOrgForCommitteeNm = tnCmtOrgRepository.findByUseYnAndCmtSeq("Y", tnCmtEvent.getCmtSeq());
+		TnCmtOrg tnCmtOrgForUpCommitteeNm 	= tnCmtOrgRepository.findByUseYnAndCmtSeq("Y", tnCmtEvent.getUpCmtSeq());
+		TnCmtOrg tnCmtOrgForCommitteeNm 	= tnCmtOrgRepository.findByUseYnAndCmtSeq("Y", tnCmtEvent.getCmtSeq());
 
-		Map<String, Object> dto = new HashMap<String, Object>();
-		dto.put("evtSeq", tnCmtEvent.getEvtSeq());						// sequence
-		dto.put("divMeetNm", tcCodeItem.getItemNm());					// 구분
-		dto.put("upCommitteeNm", tnCmtOrgForUpCommitteeNm.getCmtNm());	// 심의위원회 상위 이름
-		dto.put("committeeNm", tnCmtOrgForCommitteeNm.getCmtNm());		// 심의위원회 하위 이름
-		dto.put("title", tnCmtEvent.getEvtTitle());						// 제목
-		dto.put("location", tnCmtEvent.getEvtLocation());				// 장소
-		dto.put("contents", tnCmtEvent.getEvtContents());				// 내용
-		dto.put("startDate", tnCmtEvent.getEvtStartDt().plusHours(9));				// 날짜/시간의 시작 일시
-		dto.put("endDate", tnCmtEvent.getEvtEndDt().plusHours(9));					// 날짜/시간의 종료 일시
+		Map<String, Object> dto 			= new HashMap<String, Object>();
+		dto.put("evtSeq", tnCmtEvent.getEvtSeq());																					// sequence
+		dto.put("divMeetNm", tcCodeItem.getItemNm());																				// 구분 명
+		dto.put("divMeet", tnCmtEvent.getEvtType());																				// 구분 코드
+		dto.put("upCommittee", tnCmtEvent.getUpCmtSeq());																			// 심의위원회 상위 코드
+		dto.put("upCommitteeNm", tnCmtOrgForUpCommitteeNm.getCmtNm());																// 심의위원회 상위 이름
+		dto.put("committee", tnCmtEvent.getCmtSeq());																				// 심의위원회 하위 코드
+		dto.put("committeeNm", tnCmtOrgForCommitteeNm.getCmtNm());																	// 심의위원회 하위 이름
+		dto.put("title", tnCmtEvent.getEvtTitle());																					// 제목
+		dto.put("location", tnCmtEvent.getEvtLocation());																			// 장소
+		dto.put("contents", tnCmtEvent.getEvtContents());																			// 내용
+		dto.put("startDate", tnCmtEvent.getEvtStartDt().plusHours(9));																// 날짜/시간의 시작 일시
+		dto.put("endDate", tnCmtEvent.getEvtEndDt().plusHours(9));																	// 날짜/시간의 종료 일시
+		dto.put("schdulBgnde", tnCmtEvent.getEvtStartDt().plusHours(9).format(DateTimeFormatter.ofPattern("yyyyMMddHHmmss")));		// 날짜/시간의 시작 일시 - yyyyMMddHHmmss
+		dto.put("schdulEndde", tnCmtEvent.getEvtEndDt().plusHours(9).format(DateTimeFormatter.ofPattern("yyyyMMddHHmmss")));		// 날짜/시간의 종료 일시
 
 		// 문자열로 리턴하도록 수정해야 함.
 
@@ -251,8 +300,8 @@ public class EgovIndvdlSchdulManageServiceImpl extends EgovAbstractServiceImpl i
 				.stream()
 				.map(item -> {
 					Map<String, Object> mapDto = new HashMap<>();
-					mapDto.put("evt_start_dt", item.getEvtStartDt().format(DateTimeFormatter.ofPattern("yyyyMMdd HH:mm:ss.SSS")));
-					mapDto.put("evt_end_dt", item.getEvtEndDt().format(DateTimeFormatter.ofPattern("yyyyMMdd HH:mm:ss.SSS")));
+					mapDto.put("evt_start_dt", item.getEvtStartDt().plusHours(9).format(DateTimeFormatter.ofPattern("yyyyMMdd HH:mm:ss.SSS")));
+					mapDto.put("evt_end_dt", item.getEvtEndDt().plusHours(9).format(DateTimeFormatter.ofPattern("yyyyMMdd HH:mm:ss.SSS")));
 					mapDto.put("schdulId", item.getEvtSeq());
 					mapDto.put("schdulNm", item.getEvtTitle());
 
diff --git a/kcsc-back-end/src/main/java/com/dbnt/kcscbackend/commonCode/repository/TnCmtEventRepository.java b/kcsc-back-end/src/main/java/com/dbnt/kcscbackend/commonCode/repository/TnCmtEventRepository.java
index 604ed2a..7b00a47 100644
--- a/kcsc-back-end/src/main/java/com/dbnt/kcscbackend/commonCode/repository/TnCmtEventRepository.java
+++ b/kcsc-back-end/src/main/java/com/dbnt/kcscbackend/commonCode/repository/TnCmtEventRepository.java
@@ -56,6 +56,44 @@ public interface TnCmtEventRepository extends JpaRepository<TnCmtEvent, TnCmtEve
   );
 
 
+  @Query(value = "CALL sp_update_tn_cmt_event (" +
+          ":_evt_seq, " +
+          ":_evt_type, " +
+          ":_up_cmt_seq, " +
+          ":_cmt_seq, " +
+          ":_evt_title, " +
+          ":_evt_location, " +
+          ":_evt_contents, " +
+          "TO_TIMESTAMP(" +
+          "    :_evt_start_dt," +
+          "    'YYYY-MM-DD HH24:MI:SS'" +
+          ")::::timestamptz AT TIME ZONE 'UTC', " +
+          "TO_TIMESTAMP(" +
+          "    :_evt_end_dt," +
+          "    'YYYY-MM-DD HH24:MI:SS'" +
+          ")::::timestamptz AT TIME ZONE 'UTC', " +
+          ":_modi_id, " +
+          ":_result_count, " +
+          ":_result_code, " +
+          ":_error_message)",
+          nativeQuery = true)
+  Map<String, Object> spUpdateTnCmtEvent(
+          @Param("_evt_seq")          Integer       evtSeq,
+          @Param("_evt_type")         String        evtType,
+          @Param("_up_cmt_seq")       Integer       upCmtSeq,
+          @Param("_cmt_seq")          Integer       cmtSeq,
+          @Param("_evt_title")        String        evtTitle,
+          @Param("_evt_location")     String        evtLocation,
+          @Param("_evt_contents")     String        evtContents,
+          @Param("_evt_start_dt")     String        evtStartDt,
+          @Param("_evt_end_dt")       String        evtEndDt,
+          @Param("_modi_id")          String        modiId,
+          @Param("_result_count")     Integer       resultCount,
+          @Param("_result_code")      String        resultCode,
+          @Param("_error_message")    String        errorMessage
+  );
+
+
   //@Procedure
   //Map<String, Object> sp_is_valid_tn_cmt_event_id( @Param("_evt_seq")          Long       evtSeq );
 
@@ -76,12 +114,12 @@ public interface TnCmtEventRepository extends JpaRepository<TnCmtEvent, TnCmtEve
           "   TO_TIMESTAMP(" + " \n" +
           "     :sSearchDate," + " \n" +
           "     'YYYYMM'" + " \n" +
-          "   ) <= tce.evt_start_dt AND" + " \n" +
+          "   ) AT TIME ZONE 'UTC+9' <= tce.evt_start_dt AND" + " \n" +
 
           "   tce.evt_start_dt < TO_TIMESTAMP(" + " \n" +
           "     :sSearchDate," + " \n" +
           "     'YYYYMM'" + " \n" +
-          "   ) + INTERVAL '1 MONTH';\n",
+          "   ) AT TIME ZONE 'UTC+9' + INTERVAL '1 MONTH' ;\n",
           nativeQuery = true)
   List<TnCmtEvent> getByYyyyMm(
           @Param("sSearchDate")         String        sSearchDate