diff --git a/src/app/api/auth/route.ts b/src/app/api/auth/route.ts
index 9b55c91..c41c260 100644
--- a/src/app/api/auth/route.ts
+++ b/src/app/api/auth/route.ts
@@ -65,13 +65,21 @@ export async function POST(request: Request) {
     session.builderNm = result.data.data.builderNm
     session.isLoggedIn = true
 
+    /**
+     * - Admin_Sub: 2차 판매점 슈퍼/일반 유저 (groupId: 70000 (Musubi), builderNo: null, userAuthCd: B가 아닌 경우)
+     * - Builder: 2차 판매점 시공권한 유저 (groupId: 70000 (Musubi) 이고 builderNo가 null이 아닌 경우 또는
+     *           groupId: 70000 (Musubi) 이고 builderNo: null이고 userAuthCd: B인 경우)
+     */
     if (result.data.data.userId === 'T01') {
       session.role = 'T01'
     } else if (result.data.data.groupId === '60000') {
       session.role = 'Admin'
-    } else if (result.data.data.groupId === '70000' && result.data.data.builderNo === null) {
+    } else if (result.data.data.groupId === '70000' && result.data.data.builderNo === null && result.data.data.userAuthCd !== 'B') {
       session.role = 'Admin_Sub'
-    } else if (result.data.data.groupId === '70000' && result.data.data.builderNo !== null) {
+    } else if (
+      (result.data.data.groupId === '70000' && result.data.data.builderNo !== null) ||
+      (result.data.data.groupId === '70000' && result.data.data.builderNo === null && result.data.data.userAuthCd === 'B')
+    ) {
       session.role = 'Builder'
     } else {
       session.role = 'User'
diff --git a/src/app/api/survey-sales/service.ts b/src/app/api/survey-sales/service.ts
index 6619e7c..a68946a 100644
--- a/src/app/api/survey-sales/service.ts
+++ b/src/app/api/survey-sales/service.ts
@@ -100,45 +100,56 @@ export class SurveySalesService {
   }
 
   /**
-   * @description 역할 기반 조건 생성
+   * @description 권한 별 조회 조건 생성
    * @returns {WhereCondition} 역할 기반 조건
    * @exampleResult { AND: [{ STORE_ID: { equals: '1234567890' } }] }
    *
    * @description T01 : 임시저장되지 않은 전체 매물 조회
    * @description Admin : 같은 판매점에서 작성된 매물, 2차점에게 제출받은 매물 조회
    * @description Admin_Sub : 같은 판매점에서 작성된 매물, 시공권한 user에게 제출받은 매물 조회
-   * @description Builder : 같은 시공점에서 작성된 매물 조회
-   * @description Partner : 같은 시공점에서 작성된 매물 조회
+   * @description Builder : 같은 시공점에서 작성된 매물 조회 | 본인이 작성한 매물 조회
+   * @description Partner : 같은 시공점에서 작성된 매물 조회 | 본인이 작성한 매물 조회
    */
   private createRoleCondition(): WhereCondition {
     const where: WhereCondition = { AND: [] }
 
     switch (this.session?.role) {
       case 'Admin':
-        where.OR = [
-          { AND: [{ STORE_ID: { equals: this.session?.storeId } }] },
-          { AND: [{ SUBMISSION_TARGET_ID: { equals: this.session?.storeId } }, { SUBMISSION_STATUS: { equals: true } }] },
-          { AND: [{ SUBMISSION_TARGET_NM: { equals: this.session?.storeNm } }, { SUBMISSION_STATUS: { equals: true } }] },
-        ]
+        if (this.session?.storeId) {
+          where.OR = [
+            { AND: [{ STORE_ID: { equals: this.session.storeId } }] },
+            { AND: [{ SUBMISSION_TARGET_ID: { equals: this.session.storeId } }, { SUBMISSION_STATUS: { equals: true } }] },
+            { AND: [{ SUBMISSION_TARGET_NM: { equals: this.session.storeNm } }, { SUBMISSION_STATUS: { equals: true } }] },
+          ]
+        } else {
+          where.AND.push({ REPRESENTATIVE_ID: { equals: this.session.userId } })
+        }
         break
       case 'Admin_Sub':
-        where.OR = [
-          { AND: [{ STORE_ID: { equals: this.session?.storeId } }] },
-          { AND: [{ SUBMISSION_TARGET_ID: { equals: this.session?.storeId } }, { SUBMISSION_STATUS: { equals: true } }] },
-          { AND: [{ SUBMISSION_TARGET_NM: { equals: this.session?.storeNm } }, { SUBMISSION_STATUS: { equals: true } }] },
-        ]
+        if (this.session?.storeId) {
+          where.OR = [
+            { AND: [{ STORE_ID: { equals: this.session.storeId } }] },
+            { AND: [{ SUBMISSION_TARGET_ID: { equals: this.session.storeId } }, { SUBMISSION_STATUS: { equals: true } }] },
+            { AND: [{ SUBMISSION_TARGET_NM: { equals: this.session.storeNm } }, { SUBMISSION_STATUS: { equals: true } }] },
+          ]
+        } else {
+          where.AND.push({ REPRESENTATIVE_ID: { equals: this.session.userId } })
+        }
         break
       case 'Builder':
       case 'Partner':
         if (this.session?.builderId) {
           where.AND.push({ CONSTRUCTION_POINT_ID: { equals: this.session?.builderId } })
         } else {
-          where.AND.push({ ID: { equals: -1 } })
+          where.AND.push({ REPRESENTATIVE_ID: { equals: this.session?.userId } })
         }
         break
       case 'T01':
         where.OR = [{ NOT: { SRL_NO: { startsWith: '一時保存' } } }, { STORE_ID: { equals: this.session?.storeId } }]
         break
+      default:
+        where.AND.push({ ID: { equals: -1 } })
+        break
     }
     return where
   }
@@ -383,8 +394,9 @@ export class SurveySalesService {
       T01: () => this.checkT01Role(survey, session.userId),
       Admin: () => this.checkAdminRole(survey, session.storeId, session.storeNm),
       Admin_Sub: () => this.checkAdminSubRole(survey, session.storeId, session.storeNm),
-      Partner: () => this.checkPartnerOrBuilderRole(survey, session.builderId),
-      Builder: () => this.checkPartnerOrBuilderRole(survey, session.builderId),
+      Partner: () => this.checkPartnerOrBuilderRole(survey, session.builderId, session.userId),
+      Builder: () => this.checkPartnerOrBuilderRole(survey, session.builderId, session.userId),
+      default: () => false,
     }
 
     return roleChecks[session.role as keyof typeof roleChecks]?.() ?? false
@@ -413,7 +425,7 @@ export class SurveySalesService {
    * @returns {boolean} 해당 매물의 조회 권한 여부 (true: 권한 있음, false: 권한 없음)
    */
   private checkAdminRole(survey: any, storeId: string | null, storeNm: string | null): boolean {
-    if (!storeId) return false
+    if (!storeId) return survey.REPRESENTATIVE_ID === this.session?.userId
     return survey.SUBMISSION_STATUS
       ? survey.SUBMISSION_TARGET_ID === storeId || survey.SUBMISSION_TARGET_NM === storeNm || survey.STORE_ID === storeId
       : survey.STORE_ID === storeId
@@ -428,7 +440,7 @@ export class SurveySalesService {
    * @returns {boolean} 해당 매물의 조회 권한 여부 (true: 권한 있음, false: 권한 없음)
    */
   private checkAdminSubRole(survey: any, storeId: string | null, storeNm: string | null): boolean {
-    if (!storeId) return false
+    if (!storeId) return survey.REPRESENTATIVE_ID === this.session?.userId
     return survey.SUBMISSION_STATUS
       ? survey.SUBMISSION_TARGET_ID === storeId || survey.SUBMISSION_TARGET_NM === storeNm || survey.STORE_ID === storeId
       : survey.STORE_ID === storeId
@@ -437,14 +449,16 @@ export class SurveySalesService {
   /**
    * @description Partner 또는 Builder 권한 체크
    * - 같은 시공점에서 작성한 매물 조회 가능
+   * - 시공점ID가 없다면 본인이 작성한 매물 조회 가능
    *
    * @param {any} survey 조사 매물 데이터
    * @param {string | null} builderId 시공점 ID
+   * @param {string | null} userId 유저 ID
    * @returns {boolean} 해당 매물의 조회 권한 여부 (true: 권한 있음, false: 권한 없음)
    */
-  private checkPartnerOrBuilderRole(survey: any, builderId: string | null): boolean {
-    if (!builderId) return false
-    return survey.CONSTRUCTION_POINT_ID === builderId
+  private checkPartnerOrBuilderRole(survey: any, builderId: string | null, userId: string | null): boolean {
+    if (builderId) return survey.CONSTRUCTION_POINT_ID === builderId
+    return survey.REPRESENTATIVE_ID === userId
   }
 
   /**
diff --git a/src/components/survey-sale/detail/BasicForm.tsx b/src/components/survey-sale/detail/BasicForm.tsx
index 570b7bd..1b5b3c3 100644
--- a/src/components/survey-sale/detail/BasicForm.tsx
+++ b/src/components/survey-sale/detail/BasicForm.tsx
@@ -57,17 +57,17 @@ export default function BasicForm({ basicInfo, setBasicInfo, mode, session }: Ba
                 (session?.role === 'Builder' ? (
                   <>
                     {storeInput(basicInfo, setBasicInfo, mode)}
-                    {builderInput(basicInfo, setBasicInfo, mode)}
+                    {builderInput(basicInfo, setBasicInfo, mode, session)}
                   </>
                 ) : session?.role === 'Partner' ? (
-                  <>{builderInput(basicInfo, setBasicInfo, mode)}</>
+                  <>{builderInput(basicInfo, setBasicInfo, mode, session)}</>
                 ) : (
                   <>{storeInput(basicInfo, setBasicInfo, mode)}</>
                 ))}
               {mode === 'READ' && (
                 <>
                   {basicInfo?.store && storeInput(basicInfo, setBasicInfo, mode)}
-                  {basicInfo?.constructionPoint && builderInput(basicInfo, setBasicInfo, mode)}
+                  {basicInfo?.constructionPoint && builderInput(basicInfo, setBasicInfo, mode, session)}
                 </>
               )}
             </div>
@@ -166,15 +166,16 @@ const storeInput = (basicInfo: SurveyBasicRequest, setBasicInfo: (basicInfo: Sur
   )
 }
 
-/** 시공점 입력 창 */
-const builderInput = (basicInfo: SurveyBasicRequest, setBasicInfo: (basicInfo: SurveyBasicRequest) => void, mode: Mode) => {
+/** 시공점 입력 창 - 2차점 시공권한 유저이지만(Builder) 시공점ID가 없는 경우에만 작성 가능 */
+const builderInput = (basicInfo: SurveyBasicRequest, setBasicInfo: (basicInfo: SurveyBasicRequest) => void, mode: Mode, session: SessionData) => {
+  const isWriteable = mode !== 'READ' && session?.role === 'Builder' && session?.builderId === null
   return (
     <div className="data-input-form-bx">
       <div className="data-input-form-tit">施工店</div>
       <input
         type="text"
         className="input-frame"
-        readOnly
+        readOnly={!isWriteable}
         value={basicInfo?.constructionPoint ?? ''}
         onChange={(e) => setBasicInfo({ ...basicInfo, constructionPoint: e.target.value })}
       />