diff --git a/apps/wr/app/matMng/matDmd/coSttn/page.tsx b/apps/wr/app/matMng/matDmd/coSttn/page.tsx
index 20f34ebac..b0e9a4931 100644
--- a/apps/wr/app/matMng/matDmd/coSttn/page.tsx
+++ b/apps/wr/app/matMng/matDmd/coSttn/page.tsx
@@ -29,6 +29,7 @@ import SdmInsertForm, {
 import type { objSearchType } from "@/components/ui/modal/fcltReg/bdstRegModal/bdstRegModal";
 import { Toaster } from "react-hot-toast";
 import { ToastFormUi } from "@/components/ui/toast/toastFromUi";
+import { fetchType, getFetch } from "@/components/lib/api";
 
 export default function CoSttn() {
   const {
@@ -38,8 +39,11 @@ export default function CoSttn() {
     coSttnSearch,
     getDemandCompList,
     regDemandCompany,
+    updateDemandCompany,
     coSttnTxtSearch,
+    checkDemand,
     demandCompList,
+    dmdIsSucees
   } = useWrStore((state) => state);
 
   const [bdstTable, setBdstTable] = useState<DemandCompType[]>();
@@ -215,7 +219,7 @@ export default function CoSttn() {
           bodyClass={"w-[40vw] max-w-none h-[90vh]"}
           open={isDmdModal.isMoal}
           onOpenChange={() => {
-            setIsDmdModal({ isMoal: false, data: {} as DemandCompType });
+              setIsDmdModal({ isMoal: false, data: {} as DemandCompType });
           }}
           body={
             <SdmInsertForm
@@ -225,9 +229,24 @@ export default function CoSttn() {
               rtnValue={(searchText: string, pageCnt: number) => {
                 getDemandCompList(searchText, pageCnt);
               }}
-              rtnInputData={(data) => {
-                regDemandCompany(data as DemandCompType);
+              rtnInputData={ async(data) => {
+                if(upadateData?.dmdInfoPk){
+                   updateDemandCompany(data as DemandCompType)
+                }else{
+                  const dmd= await getFetch(fetchType.WR,`/reuseFc/request/${data.dmdInfoPk}`)
+                  if(dmd) {
+                    ToastFormUi({body: `사업자번호 ${dmd.dmdInfoPk}는 이미 등록되었습니다. 다시등록해주세요`, title:"수요처 관리"})
+                    return 
+                  } 
+                  regDemandCompany(data as DemandCompType);
+                }
+                if(dmdIsSucees ==='success'){
+                ToastFormUi({body: `수요처 등록 및 수정이 완료되었습니다.`, title:"수요처 관리"})
                 setIsDmdModal({ isMoal: false, data: data as DemandCompType });
+                }else{
+                  ToastFormUi({body: `수요처 등록 및 수정 에러입니다.`, title:"수요처 관리"})
+                }
+
               }}
               bodyClassNm={"w-full mx-auto bg-white rounded-lg shadow-md p-6"}
               updateList={upadateData}
diff --git a/apps/wr/app/store/common/searchCode/index.ts b/apps/wr/app/store/common/searchCode/index.ts
index 96bac028a..83234c2e1 100644
--- a/apps/wr/app/store/common/searchCode/index.ts
+++ b/apps/wr/app/store/common/searchCode/index.ts
@@ -1,16 +1,22 @@
-import { fetchType, getFetch, postFectch } from "@/components/lib/api";
+import {
+  fetchType,
+  getFetch,
+  postFectch,
+  putFectch,
+} from "@/components/lib/api";
 import type { pubHasuType } from "../../ruseFcltMng/fcltReg/pbnstReg/type";
 import type { DemandCompType } from "@common/business_components/ui";
 export type comFcltState = {
-
-
   searchFclts: pubHasuType;
   demandCompList: DemandCompType[];
+  dmdIsSucees: string;
+  checkDemand: DemandCompType;
 };
 export type comFcltActions = {
   getSwtrmtFcltNm: (searchNm: string) => void;
-  getDemandCompList :(searchNm: string,cnt:number) => void
-  regDemandCompany:(data:DemandCompType ) => void
+  getDemandCompList: (searchNm: string, cnt: number) => void;
+  regDemandCompany: (data: DemandCompType) => void;
+  updateDemandCompany: (data: DemandCompType) => void;
 };
 
 export const searchActions: (set: any) => comFcltActions = (set: any) => {
@@ -28,27 +34,64 @@ export const searchActions: (set: any) => comFcltActions = (set: any) => {
         addr: item.addr,
         fctCpc: item.fctCpc,
       }));
-      return set((state: comFcltState) => ({
+      set((state: comFcltState) => ({
         ...state,
         searchFclts: fcltNmCd,
       }));
     },
-    getDemandCompList: async (searchNm: string ,cnt:number) => {
+    getDemandCompList: async (searchNm: string, cnt: number) => {
       const coList = await getFetch(
         fetchType.WR,
-       `/reuseFc/request/${searchNm}/${cnt}`
+        `/reuseFc/request/${searchNm}/${cnt}`
       );
-      return set((state: comFcltState) => {
-        state.demandCompList= coList
-        return state
+      set((state: comFcltState) => {
+        state.demandCompList = coList;
+        return state;
       });
-    },regDemandCompany: async (data:DemandCompType)=>{
-     
-     try{
-       const response = await postFectch('/reuseFc/request',data,fetchType.WR )
-     }catch(err){
-       console.log(err)
-     }
+    },
+    regDemandCompany: async (data: DemandCompType) => {
+      try {
+        const response = await postFectch(
+          "/reuseFc/request",
+          data,
+          fetchType.WR
+        );
+        let message = "";
+        if (response.status === 200) {
+          message = "success";
+        } else {
+          message = "fail";
+        }
+        set((state: comFcltState) => {
+            state.dmdIsSucees = message;
+          return state;
+
+        });
+      } catch (err) {
+        console.log(err);
+      }
+    },
+    updateDemandCompany: async (data: DemandCompType) => {
+      try {
+        const response = await putFectch("/reuseFc/request", data);
+
+        let message = "";
+        if (response.status === 200) {
+          message = "success";
+        } else {
+          message = "fail";
+        }
+
+        set((state: comFcltState) => {
+            state.dmdIsSucees = message;
+          return state;
+
+        });
+
+        
+      } catch (err) {
+        console.log(err);
+      }
     }
-  };
+  }
 };
diff --git a/apps/wr/app/store/matDmd/coSttn/index.tsx b/apps/wr/app/store/matDmd/coSttn/index.tsx
index 77782116b..4b8c60436 100644
--- a/apps/wr/app/store/matDmd/coSttn/index.tsx
+++ b/apps/wr/app/store/matDmd/coSttn/index.tsx
@@ -1,6 +1,5 @@
 import type { CommonTableProps } from "@/app/store/common/type/header";
 import { fetchType, getFetch } from "@/components/lib/api";
-import { z } from "zod";
 import { coSttHeadListExport, coSttNodeListExport } from "./headList";
 import { excelCoSttnParsing } from "./excel";
 import type { DemandCompType } from "@common/business_components/ui";
@@ -116,6 +115,6 @@ export const coSttnActionsExport: (set: any) => coSttnActions = (
           } catch (erTxt) {
             console.log("error", erTxt);
           }
-        },
+        }
   }
 }
\ No newline at end of file