diff --git a/src/controllers/challenge.location.controller.ts b/src/controllers/challenge.location.controller.ts
index dcb9f7a..c83cc09 100644
--- a/src/controllers/challenge.location.controller.ts
+++ b/src/controllers/challenge.location.controller.ts
@@ -12,7 +12,7 @@ import {
   ResponseFromLocationChallenge,
 } from '../models/challenge.entities.js';
 import {bodyToLocationCreation} from '../dtos/challenge.dtos.js';
-import {BaseError, DataValidationError, ServerError} from '../errors.js';
+import {BaseError, DataValidationError, LocationChallengeCreationError, ServerError} from '../errors.js';
 import {
   Controller,
   Post,
@@ -30,6 +30,7 @@ import {
   ITsoaSuccessResponse,
   TsoaSuccessResponse,
 } from '../models/tsoaResponse.js';
+import { challengeExist } from 'src/repositories/challenge.repositories.js';
 
 @Route('challenge')
 export class LocationController extends Controller {
@@ -240,6 +241,16 @@ export class LocationController extends Controller {
       timestamp: Date;
     }[],
   ): Promise<ITsoaSuccessResponse<PhotoInfo[]>> {
+    if (!req.user) {
+      throw new DataValidationError({
+        reason: '유저 정보가 없습니다. 다시 로그인 해주세요.',
+      });
+    }
+
+    if(await challengeExist(req.user.id)){
+      throw new LocationChallengeCreationError({reason: '이미 챌린지가 존재합니다.'});
+    }
+
     if (!body) {
       throw new DataValidationError({reason: '사진 데이터가 없습니다.'});
     }
diff --git a/src/repositories/challenge.repositories.ts b/src/repositories/challenge.repositories.ts
index 4a7caad..1a921a5 100644
--- a/src/repositories/challenge.repositories.ts
+++ b/src/repositories/challenge.repositories.ts
@@ -12,6 +12,43 @@ import {
 } from '../models/challenge.entities.js';
 import {Challenge, LocationChallenge} from '@prisma/client';
 
+export const challengeExist = async (userId: bigint): Promise<Boolean> => {
+  const currentTime = new Date(); //현재 시간
+  const minute: number = currentTime.getMinutes() > 30 ? 30 : 0;
+  currentTime.setMinutes(minute, 0, 0); //시간 초기화
+  const nextTime = new Date();
+  nextTime.setMinutes(currentTime.getMinutes() + 30, 0, 0);
+
+  // if(minute === 30){
+  //   currentTime.setHours(currentTime.getHours() - 1);
+  //   nextTime.setHours(nextTime.getHours() - 1);
+  // }
+
+  // console.log(currentTime);
+  // console.log(nextTime);
+  // console.log(new Date(currentTime.toUTCString()));
+  // console.log(new Date(nextTime.toUTCString()));
+  
+  const isExistChallenge = await prisma.challenge.findFirst({
+    where: {
+      userId: userId,
+      createdAt: {
+        lt: new Date(nextTime.toUTCString()),
+        gte: new Date(currentTime.toUTCString())
+      }
+    }
+  });
+
+  console.log(isExistChallenge);
+
+  if(isExistChallenge){
+    return true;
+  }
+  else{
+    return false;
+  }
+};
+
 export const newLocationChallenge = async (
   data: LocationChallengeCreation,
 ): Promise<Challenge | null> => {
diff --git a/src/repositories/history.repositories.ts b/src/repositories/history.repositories.ts
index 90a5df1..5d9998e 100644
--- a/src/repositories/history.repositories.ts
+++ b/src/repositories/history.repositories.ts
@@ -73,7 +73,7 @@ export const getMostTagged = async (userId: bigint, year: number, month: number)
 
 export const newUserAward = async (id: bigint): Promise<Award | null> => {
     const currentDate: Date = new Date();
-    currentDate.setMonth(currentDate.getMonth() + 1);
+    currentDate.setMonth(currentDate.getMonth());
     currentDate.setDate(1);
     currentDate.setHours(0, 0, 0, 0);