diff --git a/apps/as/src/entities/instl-sncn/model/instl-sncn-apply-payload-schema.ts b/apps/as/src/entities/instl-sncn/model/instl-sncn-apply-payload-schema.ts
index 26913bffd..3586773a2 100644
--- a/apps/as/src/entities/instl-sncn/model/instl-sncn-apply-payload-schema.ts
+++ b/apps/as/src/entities/instl-sncn/model/instl-sncn-apply-payload-schema.ts
@@ -96,6 +96,7 @@ export const instlSncnApplySaveSchema = z.object({
   esntlAtchFileList: z.array(instlSncnEsntlAtchFileItemSchema).nullish(),
   rvwOpnnList: z.array(instlSncnRvwOpnnSaveSchema).nullish(),
   splmntDmndList: z.array(instlSncnSplmntDmndItemSchema).nullish(),
+  branchSeCd: z.string().nullish(),
 });
 
 export type InstlSncnMngSaveRequestDto = z.infer<typeof instlSncnMngSaveSchema>;
diff --git a/apps/as/src/entities/sewer-bsc-plan/model/sewer-bsc-plan-apply-payload-schema.ts b/apps/as/src/entities/sewer-bsc-plan/model/sewer-bsc-plan-apply-payload-schema.ts
index b0fafabc9..3ff9c09c8 100644
--- a/apps/as/src/entities/sewer-bsc-plan/model/sewer-bsc-plan-apply-payload-schema.ts
+++ b/apps/as/src/entities/sewer-bsc-plan/model/sewer-bsc-plan-apply-payload-schema.ts
@@ -156,6 +156,7 @@ export const sewerBscPlanApplySaveSchema = z.object({
   bizCstList: z.array(sewerBscPlanBizCstItemSchema).nullish(),
   sewerBscPlanTmplntList: z.array(sewerBscPlanTmplntItemSchema).nullish(),
   tmplntTmprStrgList: z.array(sewerBscPlanTmplntTmprStrgItemSchema).nullish(),
+  branchSeCd: z.string().nullish(),
 });
 
 export type SewerBscPlanSaveRequestDto = z.infer<typeof sewerBscPlanSaveSchema>;