diff --git a/apps/st/src/components/module/ExceptionProcessingHistoryDialog.tsx b/apps/st/src/components/module/ExceptionProcessingHistoryDialog.tsx
index 04cd06dc9..483346a6c 100644
--- a/apps/st/src/components/module/ExceptionProcessingHistoryDialog.tsx
+++ b/apps/st/src/components/module/ExceptionProcessingHistoryDialog.tsx
@@ -565,7 +565,7 @@ export function ExceptionProcessingHistoryDialog({
                         onClick={handleOpenRejectReasonDialog}
                         disabled={rejectSubmitting}
                     >
-                        반려
+                        일괄 반려
                     </Button>
                     <DialogClose asChild>
                         <Button type="button" color="gray">
diff --git a/apps/st/src/components/statistics/input/MainFacilityMappingSaveDialog.tsx b/apps/st/src/components/statistics/input/MainFacilityMappingSaveDialog.tsx
index b0bbe90e4..a1cc85b52 100644
--- a/apps/st/src/components/statistics/input/MainFacilityMappingSaveDialog.tsx
+++ b/apps/st/src/components/statistics/input/MainFacilityMappingSaveDialog.tsx
@@ -12,6 +12,7 @@ import {
     DialogHeader,
     DialogTitle,
     Input,
+    InputDatePicker,
     Label,
 } from "@common/components";
 
@@ -36,27 +37,43 @@ export interface MainFacilityMappingSaveDialogProps {
     onConfirm?: (values: MainFacilityMappingSaveDialogValues) => void | Promise<void>;
 }
 
-function isValidYmd(ymd: string): boolean {
-    if (!/^\d{8}$/.test(ymd)) return false;
-    const y = Number(ymd.slice(0, 4));
-    const m = Number(ymd.slice(4, 6));
-    const d = Number(ymd.slice(6, 8));
-    const dt = new Date(y, m - 1, d);
-    return dt.getFullYear() === y && dt.getMonth() === m - 1 && dt.getDate() === d;
+function formatDateToYmd(d: Date | undefined): string | null {
+    if (!d || Number.isNaN(d.getTime())) return null;
+    const y = d.getFullYear();
+    const m = String(d.getMonth() + 1).padStart(2, "0");
+    const day = String(d.getDate()).padStart(2, "0");
+    return `${y}${m}${day}`;
 }
 
-function validatePrxyCtrtCn(value: string): string | null {
-    const t = value.trim();
-    if (!t) return "위탁계약기간을 입력해 주세요.";
+/** `YYYYMMDD` → `Date` (로컬 자정) */
+function parseYmdToDate(ymd: string): Date | undefined {
+    const s = ymd.replace(/\D/g, "");
+    if (s.length !== 8) return undefined;
+    const y = Number(s.slice(0, 4));
+    const mo = Number(s.slice(4, 6)) - 1;
+    const day = Number(s.slice(6, 8));
+    const d = new Date(y, mo, day);
+    if (d.getFullYear() !== y || d.getMonth() !== mo || d.getDate() !== day) return undefined;
+    return d;
+}
+
+function parseInitialPrxyCtrtCnToDates(initial: string): { start: Date | undefined; end: Date | undefined } {
+    const t = initial.trim();
     if (!/^\d{8}~\d{8}$/.test(t)) {
-        return "위탁계약기간은 YYYYMMDD~YYYYMMDD 형식으로 입력해 주세요. (예: 20240101~20281231)";
+        return { start: undefined, end: undefined };
     }
-    const start = t.slice(0, 8);
-    const end = t.slice(9, 17);
-    if (!isValidYmd(start) || !isValidYmd(end)) {
-        return "시작일 또는 종료일이 유효한 날짜가 아닙니다.";
+    const start = parseYmdToDate(t.slice(0, 8));
+    const end = parseYmdToDate(t.slice(9, 17));
+    return { start, end };
+}
+
+function validateContractRange(start: Date | undefined, end: Date | undefined): string | null {
+    const startYmd = formatDateToYmd(start);
+    const endYmd = formatDateToYmd(end);
+    if (!startYmd || !endYmd) {
+        return "시작일과 종료일을 선택해 주세요.";
     }
-    if (start > end) {
+    if (startYmd > endYmd) {
         return "시작일이 종료일보다 늦을 수 없습니다.";
     }
     return null;
@@ -75,7 +92,8 @@ export function MainFacilityMappingSaveDialog({
     const [prxyBzentyNmCn, setPrxyBzentyNmCn] = useState("");
     const [cnsgnCstInput, setCnsgnCstInput] = useState("");
     const [wholNopeInput, setWholNopeInput] = useState("");
-    const [prxyCtrtCn, setPrxyCtrtCn] = useState("");
+    const [prxyCtrtStart, setPrxyCtrtStart] = useState<Date | undefined>(undefined);
+    const [prxyCtrtEnd, setPrxyCtrtEnd] = useState<Date | undefined>(undefined);
     const [isSubmitting, setIsSubmitting] = useState(false);
 
     useEffect(() => {
@@ -94,7 +112,9 @@ export function MainFacilityMappingSaveDialog({
                     ? ""
                     : String(initialWholNope),
             );
-            setPrxyCtrtCn((initialPrxyCtrtCn ?? "").trim());
+            const { start, end } = parseInitialPrxyCtrtCnToDates(initialPrxyCtrtCn ?? "");
+            setPrxyCtrtStart(start);
+            setPrxyCtrtEnd(end);
         }
     }, [open, initialPrxyBzentyNmCn, initialCnsgnCstVl, initialWholNope, initialPrxyCtrtCn]);
 
@@ -103,7 +123,8 @@ export function MainFacilityMappingSaveDialog({
             setPrxyBzentyNmCn("");
             setCnsgnCstInput("");
             setWholNopeInput("");
-            setPrxyCtrtCn("");
+            setPrxyCtrtStart(undefined);
+            setPrxyCtrtEnd(undefined);
         }
         onOpenChange(nextOpen);
     };
@@ -121,18 +142,21 @@ export function MainFacilityMappingSaveDialog({
             alert("전체 인원은 0 이상의 정수로 입력해 주세요.");
             return;
         }
-        const prxyCtrtErr = validatePrxyCtrtCn(prxyCtrtCn);
+        const prxyCtrtErr = validateContractRange(prxyCtrtStart, prxyCtrtEnd);
         if (prxyCtrtErr) {
             alert(prxyCtrtErr);
             return;
         }
+        const startYmd = formatDateToYmd(prxyCtrtStart)!;
+        const endYmd = formatDateToYmd(prxyCtrtEnd)!;
+        const prxyCtrtCnParam = `${startYmd}~${endYmd}`;
         try {
             setIsSubmitting(true);
             await onConfirm?.({
                 prxyBzentyNmCn: prxyBzentyNmCn.trim(),
                 cnsgnCstVl,
                 wholNope,
-                prxyCtrtCn: prxyCtrtCn.trim(),
+                prxyCtrtCn: prxyCtrtCnParam,
             });
         } finally {
             setIsSubmitting(false);
@@ -193,14 +217,26 @@ export function MainFacilityMappingSaveDialog({
                     </div>
                     <div className="flex flex-col gap-2">
                         <Label className="text-label">위탁계약기간</Label>
-                        <Input
-                            value={prxyCtrtCn}
-                            onChange={(e) => setPrxyCtrtCn(e.target.value)}
-                            className="!text-[1.3rem]"
-                            placeholder="YYYYMMDD~YYYYMMDD (예: 20240101~20281231)"
-                            autoComplete="off"
-                            disabled={isSubmitting}
-                        />
+                        <div className="flex flex-col gap-3 sm:flex-row sm:items-end sm:gap-4">
+                            <div className="flex min-w-0 flex-1 flex-col gap-2">
+                                <Label className="text-label text-[1.2rem]">시작일</Label>
+                                <InputDatePicker
+                                    value={prxyCtrtStart}
+                                    onChange={setPrxyCtrtStart}
+                                    className="w-full"
+                                    disabled={isSubmitting}
+                                />
+                            </div>
+                            <div className="flex min-w-0 flex-1 flex-col gap-2">
+                                <Label className="text-label text-[1.2rem]">종료일</Label>
+                                <InputDatePicker
+                                    value={prxyCtrtEnd}
+                                    onChange={setPrxyCtrtEnd}
+                                    className="w-full"
+                                    disabled={isSubmitting}
+                                />
+                            </div>
+                        </div>
                     </div>
                 </div>
                 <DialogFooter>
diff --git a/apps/st/src/components/statistics/input/PublicSewageFacilityInp.tsx b/apps/st/src/components/statistics/input/PublicSewageFacilityInp.tsx
index 471547ec5..e8c71de1b 100644
--- a/apps/st/src/components/statistics/input/PublicSewageFacilityInp.tsx
+++ b/apps/st/src/components/statistics/input/PublicSewageFacilityInp.tsx
@@ -2,7 +2,7 @@ import { useEffect, useRef, useState } from 'react';
 
 import { useConfirm } from '@frontend-opensource/use-react-hooks';
 
-import { useAlertStore, useGlobalProgressStore } from '@/shared/lib';
+import { useAlertStore, useGlobalProgressStore, useStatisticsInputToolbarGroupGate } from '@/shared/lib';
 import { statisticsInputSewSupplyRateApi } from '@/entities/statistics/api/input/statistics-input-sew-supply-rate-service';
 import { statisticsInputPublicSewageFacilityApiService } from '@/entities/statistics/api/input/statistics-public-sewage-facility-input-service';
 import { statisticsApi } from '@/entities/statistics/api/statistics-service';
@@ -26,7 +26,7 @@ import { LoadingWithAnimation, Tabs, TabsContent, TabsList, TabsTrigger } from '
 
 import { getUserInfo } from '../../../../../../packages/common/components/src/api';
 
-import { MainFacilityMappingSaveDialog } from './MainFacilityMappingSaveDialog';
+import { MainFacilityMappingSaveDialog, type MainFacilityMappingSaveDialogValues } from './MainFacilityMappingSaveDialog';
 import SubmitDailog from './SubmitDailog';
 
 import CancelSubmitButton from '@/components/button/CancelSubmitButton';
@@ -145,6 +145,7 @@ const PublicSewageFacilityInp = () => {
     const { setMessage: alert } = useAlertStore((state) => state);
     const { confirm } = useConfirm();
     const { isAdminInfo } = useAdminStore();
+    const toolbarGroupAllowed = useStatisticsInputToolbarGroupGate();
     const showGlobalProgress = useGlobalProgressStore((state) => state.show);
     const setGlobalProgress = useGlobalProgressStore((state) => state.setProgress);
     const setGlobalProgressLabel = useGlobalProgressStore((state) => state.setLabel);
@@ -415,6 +416,13 @@ const PublicSewageFacilityInp = () => {
                     .filter((sn) => sn !== '');
 
                 const wholNopeFromRow = Number(selectedMain.wholNope ?? 0);
+                const deleteOnly = saveList.length === 0 && deleteList.length > 0;
+                const nothingToPersist = saveList.length === 0 && deleteList.length === 0;
+                if (nothingToPersist) {
+                    alert('저장할 변경 사항이 없습니다.');
+                    return;
+                }
+
                 mainFacilityMappingSaveDraftRef.current = {
                     statsYr: lastSearchedValues.year ?? '',
                     sewerBzmnCd: lastSearchedValues.bsnmCd ?? '',
@@ -429,6 +437,16 @@ const PublicSewageFacilityInp = () => {
                     initialWholNope: Number.isFinite(wholNopeFromRow) ? wholNopeFromRow : 0,
                     initialPrxyCtrtCn: String(selectedMain.prxyCtrtCn ?? ''),
                 };
+
+                if (deleteOnly) {
+                    const draft = mainFacilityMappingSaveDraftRef.current;
+                    const ok = await runMainFacilityMappingSave(draft, null);
+                    if (ok) {
+                        mainFacilityMappingSaveDraftRef.current = null;
+                    }
+                    return;
+                }
+
                 setMainFacilityMappingSaveDialogKey((k) => k + 1);
                 setMainFacilityMappingSaveDialogOpen(true);
                 return;
@@ -671,42 +689,40 @@ const PublicSewageFacilityInp = () => {
         }
     };
 
-    const handleMainFacilityMappingSaveConfirm = async (input: {
-        prxyBzentyNmCn: string;
-        cnsgnCstVl: number;
-        wholNope: number;
-        prxyCtrtCn: string;
-    }) => {
-        const draft = mainFacilityMappingSaveDraftRef.current;
-        if (!draft || !searchParamRef.current || !lastSearchedValues) {
-            setMainFacilityMappingSaveDialogOpen(false);
-            mainFacilityMappingSaveDraftRef.current = null;
-            return;
+    const runMainFacilityMappingSave = async (
+        draft: MainFacilityMappingSaveDraft,
+        dialogInput: MainFacilityMappingSaveDialogValues | null,
+    ): Promise<boolean> => {
+        if (!searchParamRef.current || !lastSearchedValues) {
+            return false;
         }
         try {
             showGlobalProgress({ label: '저장 진행 중...', progress: 0 });
             const userInfo = await getUserInfo();
-            const param: PublicSewageMainFacilityMappingSaveRequest = {
+            const base = {
                 statsYr: draft.statsYr,
                 sewerBzmnCd: draft.sewerBzmnCd,
                 admdstCd: draft.admdstCd,
                 admdstNm: draft.admdstNm,
                 mainFcltSn: draft.mainFcltSn,
                 mainFcltNm: draft.mainFcltNm,
-                prxyBzentyNmCn: input.prxyBzentyNmCn,
-                cnsgnCstVl: input.cnsgnCstVl,
-                wholNope: input.wholNope,
-                prxyCtrtCn: input.prxyCtrtCn,
                 userId: userInfo.userUnqId,
                 saveList: draft.saveList,
                 deleteList: draft.deleteList,
             };
+            const param: PublicSewageMainFacilityMappingSaveRequest = dialogInput
+                ? {
+                    ...base,
+                    prxyBzentyNmCn: dialogInput.prxyBzentyNmCn,
+                    cnsgnCstVl: dialogInput.cnsgnCstVl,
+                    wholNope: dialogInput.wholNope,
+                    prxyCtrtCn: dialogInput.prxyCtrtCn,
+                }
+                : { ...base };
             const response =
                 await statisticsInputPublicSewageFacilityApiService.saveMainFacilityMapping(param);
             if (response.status === 'success') {
                 setGlobalProgress(50);
-                setMainFacilityMappingSaveDialogOpen(false);
-                mainFacilityMappingSaveDraftRef.current = null;
                 await loadPublicSewageFacilityActiveTabData(
                     'ST00060002',
                     searchParamRef.current,
@@ -714,16 +730,32 @@ const PublicSewageFacilityInp = () => {
                 );
                 setGlobalProgress(100);
                 alert('저장되었습니다.');
-            } else {
-                alert(response.message || '데이터 저장 중 오류가 발생했습니다.');
+                return true;
             }
+            alert(response.message || '데이터 저장 중 오류가 발생했습니다.');
+            return false;
         } catch {
             alert('데이터 저장 중 오류가 발생했습니다.');
+            return false;
         } finally {
             hideGlobalProgress();
         }
     };
 
+    const handleMainFacilityMappingSaveConfirm = async (input: MainFacilityMappingSaveDialogValues) => {
+        const draft = mainFacilityMappingSaveDraftRef.current;
+        if (!draft || !searchParamRef.current || !lastSearchedValues) {
+            setMainFacilityMappingSaveDialogOpen(false);
+            mainFacilityMappingSaveDraftRef.current = null;
+            return;
+        }
+        const ok = await runMainFacilityMappingSave(draft, input);
+        if (ok) {
+            setMainFacilityMappingSaveDialogOpen(false);
+            mainFacilityMappingSaveDraftRef.current = null;
+        }
+    };
+
     const handleSearch = async (values: SearchFormValues) => {
         if (!values.sido || values.sido === 'ALL') {
             alert('시도를 선택해주세요.');
@@ -928,7 +960,14 @@ const PublicSewageFacilityInp = () => {
             inputPeriodEnterable,
             isAdminInfo,
         );
-    const { showSaveInToolbar, showEnterableToolbarButtons, showActionToolbarCard } = activeTabToolbar;
+    const {
+        showSaveInToolbar: baseShowSaveInToolbar,
+        showEnterableToolbarButtons: baseShowEnterableToolbarButtons,
+        showActionToolbarCard: baseShowActionToolbarCard,
+    } = activeTabToolbar;
+    const showSaveInToolbar = baseShowSaveInToolbar && toolbarGroupAllowed;
+    const showEnterableToolbarButtons = baseShowEnterableToolbarButtons && toolbarGroupAllowed;
+    const showActionToolbarCard = baseShowActionToolbarCard && toolbarGroupAllowed;
     const isMainFacilityTab = activeTab === 'ST00060002';
 
     const openVerificationHistoryDialog = () => {
diff --git a/apps/st/src/components/statistics/input/SewagePipeInp.tsx b/apps/st/src/components/statistics/input/SewagePipeInp.tsx
index 34314a12b..963be10fb 100644
--- a/apps/st/src/components/statistics/input/SewagePipeInp.tsx
+++ b/apps/st/src/components/statistics/input/SewagePipeInp.tsx
@@ -2,7 +2,7 @@ import { useEffect, useLayoutEffect,useMemo, useRef, useState } from "react";
 
 import { useConfirm } from "@frontend-opensource/use-react-hooks";
 
-import { useAlertStore, useGlobalProgressStore } from "@/shared/lib";
+import { useAlertStore, useGlobalProgressStore, useStatisticsInputToolbarGroupGate } from "@/shared/lib";
 import {
     STATISTICS_INPUT_URL_PATH,
     verificationSearchToFormValues,
@@ -375,6 +375,7 @@ const SewagePipeInp = () => {
     const hideGlobalProgress = useGlobalProgressStore((state) => state.hide);
     const globalProgressVisible = useGlobalProgressStore((state) => state.visible);
     const { isAdminInfo } = useAdminStore();
+    const toolbarGroupAllowed = useStatisticsInputToolbarGroupGate();
 
     const getGridDataRef = useRef<(() => Record<string, string | number>[]) | null>(null);
     const getFactInstallGridDataRef = useRef<(() => Record<string, string | number>[]) | null>(null);
@@ -1783,10 +1784,12 @@ const SewagePipeInp = () => {
         showEnterableToolbarButtons: baseShowEnterableToolbarButtons,
         showActionToolbarCard: baseShowActionToolbarCard,
     } = activeTabToolbar;
-    const showSaveInToolbar = !hideToolbarForConnectionTab && baseShowSaveInToolbar;
+    const showSaveInToolbar =
+        !hideToolbarForConnectionTab && baseShowSaveInToolbar && toolbarGroupAllowed;
     const showEnterableToolbarButtons =
-        !hideToolbarForConnectionTab && baseShowEnterableToolbarButtons;
-    const showActionToolbarCard = !hideToolbarForConnectionTab && baseShowActionToolbarCard;
+        !hideToolbarForConnectionTab && baseShowEnterableToolbarButtons && toolbarGroupAllowed;
+    const showActionToolbarCard =
+        !hideToolbarForConnectionTab && baseShowActionToolbarCard && toolbarGroupAllowed;
 
     return (
         <>
diff --git a/apps/st/src/components/statistics/input/SeweragePenetrationRateInp.tsx b/apps/st/src/components/statistics/input/SeweragePenetrationRateInp.tsx
index 928e4b2ca..22b160656 100644
--- a/apps/st/src/components/statistics/input/SeweragePenetrationRateInp.tsx
+++ b/apps/st/src/components/statistics/input/SeweragePenetrationRateInp.tsx
@@ -2,7 +2,7 @@ import { useEffect, useLayoutEffect, useMemo, useRef, useState } from "react";
 
 import { useConfirm } from "@frontend-opensource/use-react-hooks";
 
-import { useAlertStore, useGlobalProgressStore } from "@/shared/lib";
+import { useAlertStore, useGlobalProgressStore, useStatisticsInputToolbarGroupGate } from "@/shared/lib";
 import {
     STATISTICS_INPUT_URL_PATH,
     verificationSearchToFormValues,
@@ -192,6 +192,7 @@ const SeweragePenetrationRateInp = () => {
     }, [activeTabId]);
 
     const { isAdminInfo } = useAdminStore();
+    const toolbarGroupAllowed = useStatisticsInputToolbarGroupGate();
 
     const getGridDataRef = useRef<(() => Record<string, string | number>[]) | null>(null);
 
@@ -710,12 +711,15 @@ const SeweragePenetrationRateInp = () => {
         ? Boolean(lastSearchedValues?.gugun && lastSearchedValues.gugun !== 'ALL')
         : true;
 
-    const showSaveInToolbar = (isEnterable || isAdminInfo) && gugunOkOrNotDoList;
-    const showEnterableToolbarButtons = isEnterable && gugunOkOrNotDoList;
+    const baseShowSaveInToolbar = (isEnterable || isAdminInfo) && gugunOkOrNotDoList;
+    const baseShowEnterableToolbarButtons = isEnterable && gugunOkOrNotDoList;
+    const showSaveInToolbar = baseShowSaveInToolbar && toolbarGroupAllowed;
+    const showEnterableToolbarButtons = baseShowEnterableToolbarButtons && toolbarGroupAllowed;
     /** 카드는 저장/제출줄/제출취소 중 하나라도 보일 때만 (관리자만으로 빈 카드 방지) */
     const showActionToolbarCard =
         rowData.length > 0 &&
-        (showSaveInToolbar ||
+        toolbarGroupAllowed &&
+        (baseShowSaveInToolbar ||
             (statusInfo?.laeSbmsnSttsCd === '2' && (isAdminInfo || (isEnterable && gugunOkOrNotDoList))));
 
     return (
diff --git a/apps/st/src/components/statistics/input/StatsInputStatusInp.tsx b/apps/st/src/components/statistics/input/StatsInputStatusInp.tsx
index af78598e7..db04bc957 100644
--- a/apps/st/src/components/statistics/input/StatsInputStatusInp.tsx
+++ b/apps/st/src/components/statistics/input/StatsInputStatusInp.tsx
@@ -1,9 +1,10 @@
-import { useCallback, useEffect, useRef, useState } from "react";
+import { useCallback, useEffect, useMemo, useRef, useState } from "react";
 
+import { useConfirm } from "@frontend-opensource/use-react-hooks";
 import { RealGridReact } from "realgrid-react";
 import useSWR, { useSWRConfig } from "swr";
 
-import { useAlertStore } from "@/shared/lib";
+import { useAlertStore, useStatisticsInputStatusConfirmGroupGate } from "@/shared/lib";
 import { statisticsInputSewSupplyRateApi } from "@/entities/statistics/api/input/statistics-input-sew-supply-rate-service";
 import { StatisticsInputStatusApi } from "@/entities/statistics/api/input/statistics-input-status-service";
 import { statisticsApi } from "@/entities/statistics/api/statistics-service";
@@ -17,8 +18,8 @@ import type {
     StatsInputStatusListRequestParams,
 } from "@/entities/statistics/model/input/statistics-input-status-interface";
 import { getUserInfo } from "../../../../../../packages/common/components/src/api";
-import { LoadingWithAnimation } from "@common/components";
 
+import { LoadingWithAnimation } from "@common/components";
 import ApproveButton from "@/components/button/ApproveButton";
 import DataGrid from "@/components/module/DataGrid";
 import type { DataCellClickCallbackParams } from "@/components/type/DataGrid.type";
@@ -41,7 +42,9 @@ const getStatsInputStatusFetcher = async (
 
 // 하수도 통계 관리 > 00. 통계 입력 현황
 const StatsInputStatusInp = () => {
+
     const { setMessage: alert } = useAlertStore((state) => state);
+    const { confirm } = useConfirm();
     const activeTabId = useTabStore((state) => state.activeTabId);
     const [rowData, setRowData] = useState<Record<string, string | number>[]>(
         [],
@@ -58,6 +61,8 @@ const StatsInputStatusInp = () => {
     const [exceptionHistoryContext, setExceptionHistoryContext] = useState<
         ExceptionProcessingHistoryQueryContext | null
     >(null);
+    const [isApproveLoading, setIsApproveLoading] = useState(false);
+    const confirmGroupToolbarAllowed = useStatisticsInputStatusConfirmGroupGate();
 
     const swrKey = searchParams
         ? (["stats-input-status", searchParams] as const)
@@ -140,6 +145,7 @@ const StatsInputStatusInp = () => {
         inputPeriodCurrentRef.current = false;
         setExceptionHistoryOpen(false);
         setExceptionHistoryContext(null);
+        setIsApproveLoading(false);
     };
 
     const approveFunc = async () => {
@@ -152,15 +158,20 @@ const StatsInputStatusInp = () => {
             return;
         }
 
-        // const hasInvalidStatus = rowData.some((row) =>
-        //     ["0", "1", "4"].includes(String(row.laeSbmsnSttsCd ?? "")),
-        // );
+        const hasInvalidStatus = rowData.some((row) =>
+            ["0", "1", "4"].includes(String(row.laeSbmsnSttsCd ?? "")),
+        );
 
-        // if (hasInvalidStatus) {
-        //     alert("미작성이나 미제출, 혹은 보완요청(반려) 상태인 항목이 있습니다.");
-        //     return;
-        // }
+        if (hasInvalidStatus) {
+            alert("미작성이나 미제출, 혹은 보완요청(반려) 상태인 항목이 있습니다.");
+            return;
+        }
 
+        if (!(await confirm("조회된 통계 항목을 승인하시겠습니까?"))) {
+            return;
+        }
+
+        setIsApproveLoading(true);
         try {
             const userInfo = await getUserInfo();
             const mdfrId = (userInfo.userUnqId ?? "").trim();
@@ -186,7 +197,7 @@ const StatsInputStatusInp = () => {
             }
 
             const response = await statisticsApi.approveStatsInputStatus({ list: approveItems }, "INPUT");
-            if (response.status === "success") {
+            if (response.resultCode.toLocaleLowerCase() === "success") {
                 if (searchParams) {
                     await mutate(["stats-input-status", searchParams]);
                 }
@@ -196,6 +207,8 @@ const StatsInputStatusInp = () => {
             }
         } catch {
             alert("승인 처리 중 오류가 발생했습니다.");
+        } finally {
+            setIsApproveLoading(false);
         }
     };
 
@@ -239,8 +252,21 @@ const StatsInputStatusInp = () => {
     const gugunOkOrNotDoList = doList.includes(lastSearchedValues?.bsnmCd || "")
         ? Boolean(lastSearchedValues?.gugun && lastSearchedValues.gugun !== "ALL")
         : true;
+
+    const allRowsLaeSbmsnApproved = useMemo(
+        () =>
+            rowData.length > 0 &&
+            rowData.every((row) => String(row.laeSbmsnSttsCd ?? "") === "3"),
+        [rowData],
+    );
+
     const showActionToolbarCard =
-        hasCompletedSearch && rowData.length > 0 && gugunOkOrNotDoList && inputPeriodCurrentRef.current;
+        hasCompletedSearch &&
+        rowData.length > 0 &&
+        gugunOkOrNotDoList &&
+        inputPeriodCurrentRef.current &&
+        !allRowsLaeSbmsnApproved &&
+        confirmGroupToolbarAllowed;
 
     return (
         <>
@@ -253,7 +279,7 @@ const StatsInputStatusInp = () => {
                         </div>
                     </div>
                 )}
-                {isLoading && (
+                {(isLoading || isApproveLoading) && (
                     <div className="[data-theme='black']:bg-transparent absolute inset-0 z-50 flex items-center justify-center rounded-lg p-10">
                         <div className="relative size-[5rem]">
                             <LoadingWithAnimation color="primary" />
diff --git a/apps/st/src/components/statistics/management/StatisticsInputManagement.tsx b/apps/st/src/components/statistics/management/StatisticsInputManagement.tsx
index 2ef6b312e..cb63324eb 100644
--- a/apps/st/src/components/statistics/management/StatisticsInputManagement.tsx
+++ b/apps/st/src/components/statistics/management/StatisticsInputManagement.tsx
@@ -1,4 +1,4 @@
-import { useRef, useState } from "react";
+import { useCallback, useRef, useState } from "react";
 
 import { useAlertStore } from "@/shared/lib";
 import { statisticsApi } from "@/entities/statistics/api/statistics-service";
@@ -15,7 +15,7 @@ import {
 
 import DataGrid from "@/components/module/DataGrid";
 import SearchForm from "@/components/module/SearchForm";
-import type { ColumnConfig } from "@/components/type/DataGrid.type";
+import type { ColumnConfig, DataCellClickCallbackParams } from "@/components/type/DataGrid.type";
 import type { SearchFormValues } from "@/components/type/SearchForm.type";
 import { toGridRows } from "@/components/util/grid/gridFunction";
 
@@ -53,6 +53,8 @@ function formatYmdForDisplay(ymd: string): string {
     return `${s.slice(0, 4)}-${s.slice(4, 6)}-${s.slice(6, 8)}`;
 }
 
+const PERIOD_DETAIL_FIELD = "detailInfo";
+
 const StatisticsInputManagement = () => {
     const { setMessage: alert } = useAlertStore((state) => state);
     const [isLoading, setIsLoading] = useState(false);
@@ -88,6 +90,7 @@ const StatisticsInputManagement = () => {
                     seType: seTypeToDisplayLabel(row.seType),
                     inptBgngYmd: formatYmdForDisplay(row.inptBgngYmd),
                     inptEndYmd: formatYmdForDisplay(row.inptEndYmd),
+                    [PERIOD_DETAIL_FIELD]: "상세정보",
                 }));
                 setRowData(toGridRows(rowsForGrid));
             } else {
@@ -119,48 +122,59 @@ const StatisticsInputManagement = () => {
         setPeriodDialogOpen(true);
     };
 
-    const handleRowClick = async (row: Record<string, string | number>) => {
-        const seCdRaw = row.seCd;
-        const seCdNum =
-            typeof seCdRaw === "number"
-                ? seCdRaw
-                : parseInt(String(seCdRaw ?? ""), 10);
-        const seCd = Number.isFinite(seCdNum) ? seCdNum : 0;
-        const statsYr = String(row.statsYr ?? "");
-        const seType = rowSeTypeToCode(row);
+    const openPeriodDetailForRow = useCallback(
+        async (row: Record<string, string | number>) => {
+            const seCdRaw = row.seCd;
+            const seCdNum =
+                typeof seCdRaw === "number"
+                    ? seCdRaw
+                    : parseInt(String(seCdRaw ?? ""), 10);
+            const seCd = Number.isFinite(seCdNum) ? seCdNum : 0;
+            const statsYr = String(row.statsYr ?? "");
+            const seType = rowSeTypeToCode(row);
 
-        try {
-            setIsLoading(true);
-            const res = await statisticsApi.getStatsInputPeriodDetail({
-                statsYr,
-                seType,
-                seCd,
-            });
+            try {
+                setIsLoading(true);
+                const res = await statisticsApi.getStatsInputPeriodDetail({
+                    statsYr,
+                    seType,
+                    seCd,
+                });
 
-            if (res.status !== "success" || !res.data) {
-                alert(res.message || "상세 정보를 조회하지 못했습니다.");
-                return;
+                if (res.status !== "success" || !res.data) {
+                    alert(res.message || "상세 정보를 조회하지 못했습니다.");
+                    return;
+                }
+
+                const detail = res.data;
+                setPeriodDialogMode("edit");
+                setPeriodDialogInitial({
+                    statsYr: String(detail.statsYr ?? statsYr),
+                    seType: detail.seType === "VRFC" ? "VRFC" : "INPT",
+                    seCd:
+                        typeof detail.seCd === "number" && Number.isFinite(detail.seCd)
+                            ? detail.seCd
+                            : seCd,
+                    inptBgngYmd: parseYmdToDate(detail.inptBgngYmd),
+                    inptEndYmd: parseYmdToDate(detail.inptEndYmd),
+                });
+                setPeriodDialogOpen(true);
+            } catch {
+                alert("상세 정보 조회 중 오류가 발생했습니다.");
+            } finally {
+                setIsLoading(false);
             }
+        },
+        [alert],
+    );
 
-            const detail = res.data;
-            setPeriodDialogMode("edit");
-            setPeriodDialogInitial({
-                statsYr: String(detail.statsYr ?? statsYr),
-                seType: detail.seType === "VRFC" ? "VRFC" : "INPT",
-                seCd:
-                    typeof detail.seCd === "number" && Number.isFinite(detail.seCd)
-                        ? detail.seCd
-                        : seCd,
-                inptBgngYmd: parseYmdToDate(detail.inptBgngYmd),
-                inptEndYmd: parseYmdToDate(detail.inptEndYmd),
-            });
-            setPeriodDialogOpen(true);
-        } catch {
-            alert("상세 정보 조회 중 오류가 발생했습니다.");
-        } finally {
-            setIsLoading(false);
-        }
-    };
+    const handlePeriodDetailCellClick = useCallback(
+        ({ fieldName, row }: DataCellClickCallbackParams) => {
+            if (fieldName !== PERIOD_DETAIL_FIELD) return;
+            void openPeriodDetailForRow(row);
+        },
+        [openPeriodDetailForRow],
+    );
 
     const columns: ColumnConfig[] = [
         {
@@ -193,6 +207,14 @@ const StatisticsInputManagement = () => {
             header: { text: "종료일" },
             editable: false,
         },
+        {
+            name: PERIOD_DETAIL_FIELD,
+            fieldName: PERIOD_DETAIL_FIELD,
+            header: { text: "상세정보" },
+            editable: false,
+            width: 118,
+            styleName: "rg-cell-outline-action-btn",
+        },
     ];
 
     const columnLayout = [
@@ -201,6 +223,7 @@ const StatisticsInputManagement = () => {
         "seCd",
         "inptBgngYmd",
         "inptEndYmd",
+        PERIOD_DETAIL_FIELD,
     ];
 
     return (
@@ -232,7 +255,7 @@ const StatisticsInputManagement = () => {
                 setRowData={setRowData}
                 isExcelImport={false}
                 isExcelExport={false}
-                onRowClick={handleRowClick}
+                onDataCellClick={handlePeriodDetailCellClick}
             />
             <StatisticsInputPeriodDialog
                 open={periodDialogOpen}
diff --git a/apps/st/src/components/statistics/management/StatisticsReviewHistory.tsx b/apps/st/src/components/statistics/management/StatisticsReviewHistory.tsx
index 363aeaf2c..669ae0c76 100644
--- a/apps/st/src/components/statistics/management/StatisticsReviewHistory.tsx
+++ b/apps/st/src/components/statistics/management/StatisticsReviewHistory.tsx
@@ -3,37 +3,92 @@ import { useState } from "react";
 import DataGrid from "@/components/module/DataGrid";
 import SearchForm from "@/components/module/SearchForm";
 import type { ColumnConfig } from "@/components/type/DataGrid.type";
+import type { SearchFormValues } from "@/components/type/SearchForm.type";
+import { toGridRows } from "@/components/util/grid/gridFunction";
+import { statisticsApi } from "@/entities/statistics/api/statistics-service";
+import { useAlertStore } from "@/shared/lib";
+import { LoadingWithAnimation } from "@common/components";
 
 const StatisticsReviewHistory = () => {
+    const { setMessage: alert } = useAlertStore((state) => state);
     const [rowData, setRowData] = useState<Record<string, string | number>[]>([]);
+    const [isLoading, setIsLoading] = useState(false);
 
     const columns: ColumnConfig[] = [
-        { name: 'sido', fieldName: '시도', header: { text: '시도' }, mergeCells: true, editable: false, sortdisable: true },
-        { name: 'sgg', fieldName: '시군구', header: { text: '시군구' }, mergeCells: true, editable: false, sortdisable: true },
-        { name: '구분', fieldName: '구분', header: { text: '구분' }, editable: false, sortdisable: true },
-        { name: '광역자치단체', fieldName: '광역자치단체', header: { text: '광역자치단체' }, editable: false, sortdisable: true },
-        { name: '공단', fieldName: '공단', header: { text: '공단' }, editable: false, sortdisable: true },
-        { name: '처리내역', fieldName: '처리내역', header: { text: '처리내역' }, editable: false, sortdisable: true },
+        { name: "statsYr", fieldName: "statsYr", header: { text: "연도" }, editable: false },
+        { name: "ctpvNm", fieldName: "ctpvNm", header: { text: "시도" }, editable: false },
+        { name: "sggNm", fieldName: "sggNm", header: { text: "시군구" }, editable: false },
+        { name: "sewerBzmnCd", fieldName: "sewerBzmnCd", header: { text: "하수사업자코드" }, editable: false },
+        { name: "statsCd", fieldName: "statsCd", header: { text: "통계코드" }, editable: false },
+        { name: "menuNm", fieldName: "menuNm", header: { text: "통계항목" }, editable: false },
+        { name: "chckerOpinionSm", fieldName: "chckerOpinionSm", header: { text: "검토자의견" }, editable: false },
+        { name: "wrterOpinionSm", fieldName: "wrterOpinionSm", header: { text: "처리내역" }, editable: false },
     ];
 
     const columnLayout = [
-        'sido',
-        'sgg',
-        '구분',
-        {
-            name: 'groupA',
-            hideChildHeaders: false,
-            header: { text: '검토내역' },
-            items: ['광역자치단체', '공단', '처리내역'],
-        },
+        "statsYr",
+        "ctpvNm",
+        "sggNm",
+        "sewerBzmnCd",
+        "statsCd",
+        "menuNm",
+        "chckerOpinionSm",
+        "wrterOpinionSm",
     ];
 
+    const handleSearch = async (values: SearchFormValues) => {
+        if (!values.year?.trim()) {
+            alert("년도를 선택해주세요.");
+            return;
+        }
+
+        try {
+            setIsLoading(true);
+            const res = await statisticsApi.getStatiscicsManagementReviewHistory({
+                statsYr: values.year.trim(),
+                ...(values.bsnmCd?.trim() ? { sewerBzmnCd: values.bsnmCd.trim() } : {}),
+                ...(values.sido && values.sido !== "ALL" ? { ctpvNm: values.sido } : {}),
+            });
+
+            if (res.status === "success" && Array.isArray(res.data)) {
+                setRowData(toGridRows(res.data));
+            } else {
+                setRowData([]);
+                alert(res.message || "조회된 데이터가 없습니다.");
+            }
+        } catch {
+            setRowData([]);
+            alert("데이터 조회 중 오류가 발생했습니다.");
+        } finally {
+            setIsLoading(false);
+        }
+    };
+
+    const handleReset = () => {
+        setRowData([]);
+    };
+
     return (
-        <>
-            <SearchForm />
-            <DataGrid columnInfo={{ columns, columnLayout }} rowStartNum={2} fixedColumns={3} rowData={rowData} setRowData={setRowData} isExcelImport={false} />
-        </>
+        <div className="relative">
+            <SearchForm onSubmit={handleSearch} onReset={handleReset} />
+            {isLoading && (
+                <div className="absolute inset-0 z-50 [data-theme='black']:bg-transparent rounded-lg p-10 flex justify-center items-center">
+                    <div className="relative size-[5rem]">
+                        <LoadingWithAnimation color="primary" />
+                    </div>
+                </div>
+            )}
+            <DataGrid
+                columnInfo={{ columns, columnLayout }}
+                rowStartNum={2}
+                fixedColumns={3}
+                rowData={rowData}
+                setRowData={setRowData}
+                isExcelImport={false}
+                enableSort={false}
+            />
+        </div>
     );
 };
 
-export default StatisticsReviewHistory;
\ No newline at end of file
+export default StatisticsReviewHistory;
diff --git a/apps/st/src/components/statistics/review/StatsInputStatusRvw.tsx b/apps/st/src/components/statistics/review/StatsInputStatusRvw.tsx
index 73258a130..8241d9bcd 100644
--- a/apps/st/src/components/statistics/review/StatsInputStatusRvw.tsx
+++ b/apps/st/src/components/statistics/review/StatsInputStatusRvw.tsx
@@ -1,4 +1,5 @@
 import { useCallback, useMemo, useState } from "react";
+import { useConfirm } from "@frontend-opensource/use-react-hooks";
 import { createColumnHelper, getCoreRowModel, useReactTable } from "@tanstack/react-table";
 
 import DataGrid from "@/components/module/DataGrid";
@@ -41,7 +42,7 @@ const checkSubmitStatusCd = (code: string) => {
 };
 
 const isStatsInputStatusRowApprovable = (row: Record<string, string | number>) =>
-    String(row.submitStatusCd ?? "") === "3" && String(row.prvnStatusCd ?? "") === "2";
+    String(row.submitStatusCd ?? "") === "3" && (String(row.prvnStatusCd ?? "") === "2" || String(row.prvnStatusCd ?? "") === "3");
 
 const mapSewerageListToGridRows = (rawList: StatsInputStatusReviewItem[]) =>
     rawList.map((r) => ({
@@ -54,9 +55,11 @@ const mapSewerageListToGridRows = (rawList: StatsInputStatusReviewItem[]) =>
 // 하수도 통계 검토 00. 통계 입력 현황
 const StatsInputStatusRvw = () => {
     const { setMessage: alert } = useAlertStore((state) => state);
+    const { confirm } = useConfirm();
     const [rowData, setRowData] = useState<Record<string, string | number>[]>([]);
     const [historyRowData, setHistoryRowData] = useState<ReviewHistoryRow[]>([]);
     const [isLoading, setIsLoading] = useState<boolean>(false);
+    const [isApproveLoading, setIsApproveLoading] = useState(false);
     const [searchedYear, setSearchedYear] = useState<string>("");
     const [lastSearchedValues, setLastSearchedValues] = useState<SearchFormValues | null>(null);
     const [hasCompletedSearch, setHasCompletedSearch] = useState(false);
@@ -108,6 +111,7 @@ const StatsInputStatusRvw = () => {
         setSearchedYear("");
         setLastSearchedValues(null);
         setHasCompletedSearch(false);
+        setIsApproveLoading(false);
     };
 
     const handleSearch = async (values: SearchFormValues) => {
@@ -158,11 +162,16 @@ const StatsInputStatusRvw = () => {
             return;
         }
 
-        // if (!rowData.every(isStatsInputStatusRowApprovable)) {
-        //     alert("지자체 진행상태가 승인완료이고 진행상태가 제출완료인 항목만 승인할 수 있습니다.");
-        //     return;
-        // }
+        if (!rowData.every(isStatsInputStatusRowApprovable)) {
+            alert("지자체 진행상태가 승인완료이고 진행상태가 제출완료인 항목만 승인할 수 있습니다.");
+            return;
+        }
 
+        if (!(await confirm("조회된 통계 항목을 승인하시겠습니까?"))) {
+            return;
+        }
+
+        setIsApproveLoading(true);
         try {
             const userInfo = await getUserInfo();
             const mdfrId = (userInfo.userUnqId ?? "").trim();
@@ -188,7 +197,7 @@ const StatsInputStatusRvw = () => {
             }
 
             const response = await statisticsApi.approveStatsInputStatus({ list: approveItems }, "REVIEW");
-            if (response.status === "success") {
+            if (response.resultCode.toLocaleLowerCase() === "success") {
                 try {
                     const listResponse = await statisticsManagementApi.getStatsInputStatusList({
                         ctpvNm: lastSearchedValues.sido,
@@ -209,6 +218,8 @@ const StatsInputStatusRvw = () => {
             }
         } catch {
             alert("승인 처리 중 오류가 발생했습니다.");
+        } finally {
+            setIsApproveLoading(false);
         }
     };
 
@@ -223,11 +234,20 @@ const StatsInputStatusRvw = () => {
         [rowData],
     );
 
+    /** 진행상태(prvn) 코드가 모두 승인완료(3) */
+    const allPrvnStatusApproved = useMemo(
+        () =>
+            rowData.length > 0 &&
+            rowData.every((row) => String(row.prvnStatusCd ?? "") === "3"),
+        [rowData],
+    );
+
     const showActionToolbarCard =
         hasCompletedSearch &&
         rowData.length > 0 &&
         gugunOkOrNotDoList &&
-        !allSubmitStatusApproved;
+        allSubmitStatusApproved &&
+        !allPrvnStatusApproved;
 
     const openReviewHistoryForRow = useCallback(
         async (row: Record<string, string | number>) => {
@@ -282,7 +302,7 @@ const StatsInputStatusRvw = () => {
                 </div>
             )}
 
-            {isLoading && (
+            {(isLoading || isApproveLoading) && (
                 <div className="absolute inset-0 z-50 [data-theme='black']:bg-transparent rounded-lg p-10 flex justify-center items-center">
                     <div className="relative size-[5rem]">
                         <LoadingWithAnimation color="primary" />
diff --git a/apps/st/src/components/util/column/total/SewagePipeTotColumn.ts b/apps/st/src/components/util/column/total/SewagePipeTotColumn.ts
index a576c5caa..d0100b790 100644
--- a/apps/st/src/components/util/column/total/SewagePipeTotColumn.ts
+++ b/apps/st/src/components/util/column/total/SewagePipeTotColumn.ts
@@ -1,5 +1,7 @@
 import { ValueType } from "realgrid";
 
+import type { ColumnInfoList } from "@/components/type/DataGrid.type";
+
 /**
  * 하수도 통계 관리 > 02. 하수관로 (합계)
  * 항목은 검토(SewagePipeRvwColumn)와 동일하나 footer·mergeCells·구분(displayYear)·비고(rmrk) 제외.
@@ -976,16 +978,18 @@ export const getST00020003Config = (statsYr: string | number) => {
     };
 };
 
-export const SewagePipeColumnInfoListTot = rawSewagePipeTotList.map((tab) => ({
+export const SewagePipeColumnInfoListTot: ColumnInfoList[] = rawSewagePipeTotList.map((tab) => ({
     ...tab,
     columns: tab.columns.map((col) => ({ ...col, editable: false as const })),
 }));
 
-SewagePipeColumnInfoListTot.splice(2, 0, {
+const st00020003PlaceholderTab: ColumnInfoList = {
     tabKey: "ST00020003",
     tabLabel: "관종별 현황",
     rowStartNum: 2,
     fixedColumns: 2,
-    columns: [],   
-    columnLayout: [], 
-} as any);
\ No newline at end of file
+    columns: [],
+    columnLayout: [],
+};
+
+SewagePipeColumnInfoListTot.splice(2, 0, st00020003PlaceholderTab);
\ No newline at end of file
diff --git a/apps/st/src/entities/group-user/api/group-user-service.ts b/apps/st/src/entities/group-user/api/group-user-service.ts
new file mode 100644
index 000000000..85355a88f
--- /dev/null
+++ b/apps/st/src/entities/group-user/api/group-user-service.ts
@@ -0,0 +1,72 @@
+import { client } from "@/shared/api";
+import { ENDPOINT } from "@/shared/config";
+import type {
+  GroupUserService,
+  GroupUserSearchParams,
+  GroupUserListResponseDto,
+  GroupUserDetailResponse,
+  PageGroupUserList,
+  GroupUserSaveData,
+  GroupUserUpdateData,
+} from "../model/group-user-interface";
+
+export class GroupUsersApiService implements GroupUserService {
+  // 그룹 사용자 목록 조회
+  public async findPageGroupUser(
+    params: GroupUserSearchParams,
+  ): Promise<PageGroupUserList> {
+    const response = await client.get<PageGroupUserList>(
+      `${ENDPOINT.CMS_SERVICE.GROUP_USERS}`,
+      { params },
+    );
+    return response.data;
+  }
+
+  // 그룹 사용자 단건 조회
+  public async findByGroupAndUserId(
+    grpSn: number,
+    userUnqId: string,
+  ): Promise<GroupUserDetailResponse> {
+    const response = await client.get<GroupUserDetailResponse>(
+      `${ENDPOINT.CMS_SERVICE.GROUP_USERS}/${grpSn}/${userUnqId}`,
+    );
+    return response.data;
+  }
+
+  // 그룹 사용자 저장
+  public async saveGroupUser(
+    data: GroupUserSaveData[],
+  ): Promise<GroupUserListResponseDto[]> {
+    const response = await client.post<GroupUserListResponseDto[]>(
+      `${ENDPOINT.CMS_SERVICE.GROUP_USERS}`,
+      data,
+    );
+    return response.data;
+  }
+
+  // 그룹 사용자 수정
+  public async updateGroupUser(
+    grpSn: number,
+    userUnqId: string,
+    data: GroupUserUpdateData,
+  ): Promise<GroupUserDetailResponse> {
+    const response = await client.put<GroupUserDetailResponse>(
+      `${ENDPOINT.CMS_SERVICE.GROUP_USERS}/${grpSn}/${userUnqId}`,
+      data,
+    );
+    return response.data;
+  }
+
+  // 그룹 사용자 삭제
+  public async deleteGroupUser(
+    groupId: string,
+    userUnqId: string,
+  ): Promise<boolean> {
+    const response = await client.delete<boolean>(
+      `${ENDPOINT.CMS_SERVICE.GROUP_USERS}/${groupId}/${userUnqId}`,
+    );
+    return response.data;
+  }
+}
+
+export const GroupUsersApi = new GroupUsersApiService();
diff --git a/apps/st/src/entities/group-user/index.ts b/apps/st/src/entities/group-user/index.ts
new file mode 100644
index 000000000..349194a90
--- /dev/null
+++ b/apps/st/src/entities/group-user/index.ts
@@ -0,0 +1,5 @@
+export { GroupUsersApi } from "./api/group-user-service";
+export {
+  type GroupUserListResponseDto,
+  type GroupUserSaveData,
+} from "./model/group-user-interface";
diff --git a/apps/st/src/entities/group-user/lib/check-statistics-input-toolbar-group-membership.ts b/apps/st/src/entities/group-user/lib/check-statistics-input-toolbar-group-membership.ts
new file mode 100644
index 000000000..647442b2c
--- /dev/null
+++ b/apps/st/src/entities/group-user/lib/check-statistics-input-toolbar-group-membership.ts
@@ -0,0 +1,55 @@
+import { GroupUsersApi } from "../api/group-user-service";
+
+export const GRP_ST_INPUT = "GRP_ST_INPUT";
+export const GRP_ST_CONFIRM = "GRP_ST_CONFIRM";
+export const GRP_ADMIN = "GRP_ADMIN";
+
+const PAGE_SIZE = 500;
+
+/**
+ * 지정한 그룹(`keyword`)마다 `findPageGroupUser`를 호출하고,
+ * 응답 목록이 비어 있지 않으며 로그인 사용자 `userUnqId`와 일치하는 행이 있으면 true.
+ */
+export async function checkPageGroupUserMembershipForUser(
+    userName: string,
+    userUnqId: string,
+    groupKeywords: readonly string[],
+): Promise<boolean> {
+    const uid = userUnqId.trim();
+    const nm = userName.trim();
+    if (!uid || !nm) return false;
+
+    const paramsBase = { userNm: nm, page: 0, size: PAGE_SIZE };
+
+    for (const keyword of groupKeywords) {
+        const page = await GroupUsersApi.findPageGroupUser({
+            ...paramsBase,
+            keyword,
+        });
+        const rows = page.content ?? [];
+        if (rows.length > 0 && rows.some((r) => String(r.userUnqId ?? "").trim() === uid)) {
+            return true;
+        }
+    }
+    return false;
+}
+
+/**
+ * 통계 입력 화면 상단 액션 — `GRP_ST_INPUT` / `GRP_ADMIN`.
+ */
+export async function checkStatisticsInputToolbarGroupMembership(
+    userName: string,
+    userUnqId: string,
+): Promise<boolean> {
+    return checkPageGroupUserMembershipForUser(userName, userUnqId, [GRP_ST_INPUT, GRP_ADMIN]);
+}
+
+/**
+ * 통계 입력 현황 승인 등 — `GRP_ST_CONFIRM` / `GRP_ADMIN`.
+ */
+export async function checkStatisticsInputStatusConfirmGroupMembership(
+    userName: string,
+    userUnqId: string,
+): Promise<boolean> {
+    return checkPageGroupUserMembershipForUser(userName, userUnqId, [GRP_ST_CONFIRM, GRP_ADMIN]);
+}
diff --git a/apps/st/src/entities/group-user/model/group-user-interface.ts b/apps/st/src/entities/group-user/model/group-user-interface.ts
new file mode 100644
index 000000000..52fa97fce
--- /dev/null
+++ b/apps/st/src/entities/group-user/model/group-user-interface.ts
@@ -0,0 +1,79 @@
+import type { PageableList, PageableParams } from "@/shared/model";
+
+// 그룹 사용자 검색 파라미터 인터페이스
+export interface GroupUserSearchParams extends PageableParams {
+  keyword?: string;
+  userNm?: string;
+}
+
+// 그룹 사용자 목록 응답 인터페이스
+export interface GroupUserListResponseDto {
+  mode: string;
+  groupId: string;
+  userUnqId: string;
+  userId: string;
+  userName: string;
+  ogdpSeCd: string;
+  ogdpSeNm: string;
+  mphn: string;
+}
+
+// 그룹 사용자 페이지 응답 인터페이스
+export type PageGroupUserList = PageableList<GroupUserListResponseDto>;
+
+// 그룹 사용자 상세 응답 인터페이스
+export interface GroupUserDetailResponse {
+  grpSn: number;
+  userUnqId: string;
+  userId: string;
+  userName: string;
+  email: string;
+  mphn: string;
+  regDt: string;
+  rgtr: string;
+  mdfcnDt: string;
+  mdfr: string;
+  rgtrNm: string;
+  mdfrNm: string;
+}
+
+// 그룹 사용자 저장 데이터 인터페이스
+export interface GroupUserSaveData {
+  mode: string;
+  groupId: string;
+  userUnqId: string;
+}
+
+// 그룹 사용자 수정 데이터 인터페이스
+export interface GroupUserUpdateData {
+  userUnqId: string;
+}
+
+// 그룹 사용자 서비스 인터페이스
+export interface GroupUserService {
+  // 그룹 사용자 목록 조회
+  findPageGroupUser: (
+    params: GroupUserSearchParams,
+  ) => Promise<PageGroupUserList>;
+
+  // 그룹 사용자 단건 조회
+  findByGroupAndUserId: (
+    grpSn: number,
+    userUnqId: string,
+  ) => Promise<GroupUserDetailResponse>;
+
+  // 그룹 사용자 저장
+  saveGroupUser: (
+    data: GroupUserSaveData[],
+  ) => Promise<GroupUserListResponseDto[]>;
+
+  // 그룹 사용자 수정
+  updateGroupUser: (
+    grpSn: number,
+    userUnqId: string,
+    data: GroupUserUpdateData,
+  ) => Promise<GroupUserDetailResponse>;
+
+  // 그룹 사용자 삭제
+  deleteGroupUser: (groupId: string, userUnqId: string) => Promise<boolean>;
+}
diff --git a/apps/st/src/entities/statistics/api/statistics-service.ts b/apps/st/src/entities/statistics/api/statistics-service.ts
index 0fdfbf292..20edb9935 100644
--- a/apps/st/src/entities/statistics/api/statistics-service.ts
+++ b/apps/st/src/entities/statistics/api/statistics-service.ts
@@ -21,6 +21,8 @@ import {
     type ReviewSubmitResponse,
     type SearchCondition,
     type Sgg,
+    type StatiscicsManagementReviewHistoryRequest,
+    type StatiscicsManagementReviewHistoryResponse,
     type StatisticsColumnGuideListResponse,
     type StatisticsLogDetailResponse,
     type StatisticsLogRequest,
@@ -301,6 +303,14 @@ export class StatisticsApiService implements StatisticsService {
         );
         return response.data;
     }
+
+    public async getStatiscicsManagementReviewHistory(param: StatiscicsManagementReviewHistoryRequest): Promise<StatiscicsManagementReviewHistoryResponse> {
+        const response = await stClient.get<StatiscicsManagementReviewHistoryResponse>(
+            `${ENDPOINT.ST_SERVICE.REVIEW}/stats-review`,
+            { params: param },
+        );
+        return response.data;
+    }
 }
 
 export const statisticsApi = new StatisticsApiService();
diff --git a/apps/st/src/entities/statistics/model/input/statistics-public-sewage-facility-input-interface.ts b/apps/st/src/entities/statistics/model/input/statistics-public-sewage-facility-input-interface.ts
index efda5e1aa..2c82cbb0d 100644
--- a/apps/st/src/entities/statistics/model/input/statistics-public-sewage-facility-input-interface.ts
+++ b/apps/st/src/entities/statistics/model/input/statistics-public-sewage-facility-input-interface.ts
@@ -187,10 +187,11 @@ export interface PublicSewageMainFacilityMappingSaveRequest {
     admdstNm: string;
     mainFcltSn: string;
     mainFcltNm: string;
-    prxyBzentyNmCn: string;
-    cnsgnCstVl: number;
-    wholNope: number;
-    prxyCtrtCn: string;
+    /** 매핑 추가(saveList 있음) 시 입력. 매핑 삭제만 할 때는 요청에서 생략 가능 */
+    prxyBzentyNmCn?: string;
+    cnsgnCstVl?: number;
+    wholNope?: number;
+    prxyCtrtCn?: string;
     userId: string;
     saveList: PublicSewageMainFacilityMappingSaveItem[];
     deleteList: string[];
diff --git a/apps/st/src/entities/statistics/model/statistics-interface.ts b/apps/st/src/entities/statistics/model/statistics-interface.ts
index cd8caaf77..de3a9bf7b 100644
--- a/apps/st/src/entities/statistics/model/statistics-interface.ts
+++ b/apps/st/src/entities/statistics/model/statistics-interface.ts
@@ -393,8 +393,10 @@ export interface StatsInputStatusApproveBatchRequest {
 
 /** 통계 입력 현황 일괄 승인 API 응답 */
 export interface StatsInputStatusApproveResponse {
-    status: string;
-    message?: string;
+    exceptionCnt: number;
+    message: string;
+    resultCode: string;
+    updatedStts: string;
 }
 
 export interface SubmitVerifyExceptionItem {
@@ -434,6 +436,32 @@ export interface ReviewerInfoResponse {
     }
 }
 
+export interface StatiscicsManagementReviewHistoryRequest {
+    statsYr: string;
+    sewerBzmnCd?: string;
+    ctpvNm?: string;
+    statsCd?: string;
+}
+
+/** 통계관리 검토 이력 조회 API `data` 배열 요소 */
+export interface StatiscicsManagementReviewHistoryItem {
+    statsYr: string;
+    ctpvNm: string;
+    sggNm: string;
+    sewerBzmnCd: string;
+    statsCd: string;
+    menuNm: string;
+    wrterOpinionSm: string | null;
+    chckerOpinionSm: string | null;
+    returnOpinionSm: string | null;
+}
+
+export interface StatiscicsManagementReviewHistoryResponse {
+    status: string;
+    message?: string;
+    data: StatiscicsManagementReviewHistoryItem[];
+}
+
 export interface StatisticsService {
     getSidoList(params?: { instSeCd?: string }): Promise<ApiResponse<SearchCondition>>;
     getSggList(sidoName: string, params?: { instSeCd?: string; gugunSkipYn?: "Y" | "N" }): Promise<ApiResponse<Sgg[]>>;
@@ -461,4 +489,5 @@ export interface StatisticsService {
     SubmitVerifyException(param: SubmitVerifyExceptionRequest): Promise<SubmitVerifyExceptionResponse>;
     getColumnGuides(param: string): Promise<StatisticsColumnGuideListResponse>;
     getReviewerInfo(param: ReviewerInfoRequest): Promise<ReviewerInfoResponse>;
+    getStatiscicsManagementReviewHistory(param: StatiscicsManagementReviewHistoryRequest): Promise<StatiscicsManagementReviewHistoryResponse>;
 }
\ No newline at end of file
diff --git a/apps/st/src/shared/lib/index.ts b/apps/st/src/shared/lib/index.ts
index e2ddab13d..ec5104865 100644
--- a/apps/st/src/shared/lib/index.ts
+++ b/apps/st/src/shared/lib/index.ts
@@ -5,5 +5,9 @@ export { useDataTable } from "./use-data-table";
 export { useGlobalProgressStore } from "./use-global-progress-store";
 export { useMenuStore } from "./use-menu-store";
 export { useUserStore } from "./use-user-store";
+export {
+    useStatisticsInputStatusConfirmGroupGate,
+    useStatisticsInputToolbarGroupGate,
+} from "./use-statistics-input-toolbar-group-gate";
 export { usePrompt } from "./use-prompt";
 export { useSelectPrompt } from "./use-select-prompt";
diff --git a/apps/st/src/shared/lib/use-statistics-input-toolbar-group-gate.ts b/apps/st/src/shared/lib/use-statistics-input-toolbar-group-gate.ts
new file mode 100644
index 000000000..e8337f496
--- /dev/null
+++ b/apps/st/src/shared/lib/use-statistics-input-toolbar-group-gate.ts
@@ -0,0 +1,68 @@
+"use client";
+
+import { useEffect, useState } from "react";
+
+import {
+    checkStatisticsInputStatusConfirmGroupMembership,
+    checkStatisticsInputToolbarGroupMembership,
+} from "@/entities/group-user/lib/check-statistics-input-toolbar-group-membership";
+
+import { useUserStore } from "./use-user-store";
+
+/** 통계 입력 상단 툴바(저장·제출·검증결과 등) — 그룹 멤버십 만족 시에만 true */
+export function useStatisticsInputToolbarGroupGate(): boolean {
+    const userInfo = useUserStore((s) => s.userInfo);
+    const [allowed, setAllowed] = useState(false);
+
+    useEffect(() => {
+        let cancelled = false;
+        const name = userInfo?.userName?.trim() ?? "";
+        const uid = userInfo?.userUnqId?.trim() ?? "";
+        if (!name || !uid) {
+            setAllowed(false);
+            return;
+        }
+        void (async () => {
+            try {
+                const ok = await checkStatisticsInputToolbarGroupMembership(name, uid);
+                if (!cancelled) setAllowed(ok);
+            } catch {
+                if (!cancelled) setAllowed(false);
+            }
+        })();
+        return () => {
+            cancelled = true;
+        };
+    }, [userInfo?.userName, userInfo?.userUnqId]);
+
+    return allowed;
+}
+
+/** 통계 입력 현황 — `GRP_ST_CONFIRM` / `GRP_ADMIN` 멤버일 때만 true */
+export function useStatisticsInputStatusConfirmGroupGate(): boolean {
+    const userInfo = useUserStore((s) => s.userInfo);
+    const [allowed, setAllowed] = useState(false);
+
+    useEffect(() => {
+        let cancelled = false;
+        const name = userInfo?.userName?.trim() ?? "";
+        const uid = userInfo?.userUnqId?.trim() ?? "";
+        if (!name || !uid) {
+            setAllowed(false);
+            return;
+        }
+        void (async () => {
+            try {
+                const ok = await checkStatisticsInputStatusConfirmGroupMembership(name, uid);
+                if (!cancelled) setAllowed(ok);
+            } catch {
+                if (!cancelled) setAllowed(false);
+            }
+        })();
+        return () => {
+            cancelled = true;
+        };
+    }, [userInfo?.userName, userInfo?.userUnqId]);
+
+    return allowed;
+}