diff --git a/src/announcements/announcements.controller.ts b/src/announcements/announcements.controller.ts
index 294f5a7..1957ea4 100644
--- a/src/announcements/announcements.controller.ts
+++ b/src/announcements/announcements.controller.ts
@@ -1,6 +1,26 @@
-import { Controller } from '@nestjs/common';
+import { Body, Controller, Post, UseGuards } from '@nestjs/common';
+import { AnnouncementsService } from './announcements.service';
+import { JwtAuthGuard } from 'src/common/decorator/auth/jwt/jwt.guard';
+import { AuthUser } from 'src/auth/auth-user.decorator';
+import { User } from 'src/users/entities/users.entity';
+import { CreateAnnouncementDto } from './dtos/create-announcement.dto';
+import { ResponseBody, SuccessResponse } from 'src/common/response/response';
+import { RESPONSE_CODE } from 'src/common/response/response.code';
 
-@Controller('announcements')
+@Controller('announcement')
 export class AnnouncementsController {
-  constructor() {}
+  constructor(private readonly announcementsService: AnnouncementsService) {}
+
+  @Post()
+  @UseGuards(JwtAuthGuard)
+  async createAnnouncement(
+    @AuthUser() user: User,
+    @Body() createAnnouncementDto: CreateAnnouncementDto,
+  ): Promise<ResponseBody> {
+    await this.announcementsService.createAnnouncement(
+      user,
+      createAnnouncementDto,
+    );
+    return SuccessResponse(RESPONSE_CODE[2000], null);
+  }
 }
diff --git a/src/announcements/announcements.module.ts b/src/announcements/announcements.module.ts
index fcbf0b4..f34dc52 100644
--- a/src/announcements/announcements.module.ts
+++ b/src/announcements/announcements.module.ts
@@ -3,9 +3,10 @@ import { TypeOrmModule } from '@nestjs/typeorm';
 import { Announcement } from './entities/announcement.entity';
 import { AnnouncementsService } from './announcements.service';
 import { AnnouncementsController } from './announcements.controller';
+import { Meeting } from 'src/meetings/entities/meeting.entity';
 
 @Module({
-  imports: [TypeOrmModule.forFeature([Announcement])],
+  imports: [TypeOrmModule.forFeature([Announcement, Meeting])],
   controllers: [AnnouncementsController],
   providers: [AnnouncementsService],
   exports: [],
diff --git a/src/announcements/announcements.service.ts b/src/announcements/announcements.service.ts
index 6cf591f..ca67894 100644
--- a/src/announcements/announcements.service.ts
+++ b/src/announcements/announcements.service.ts
@@ -1,6 +1,46 @@
 import { Injectable } from '@nestjs/common';
+import { InjectRepository } from '@nestjs/typeorm';
+import { Announcement } from './entities/announcement.entity';
+import { User } from 'src/users/entities/users.entity';
+import { CreateAnnouncementDto } from './dtos/create-announcement.dto';
+import { Repository } from 'typeorm';
+import { Meeting } from 'src/meetings/entities/meeting.entity';
+import { Exception } from 'src/common/response/exception';
+import { RESPONSE_CODE } from 'src/common/response/response.code';
 
 @Injectable()
 export class AnnouncementsService {
-  constructor() {}
+  constructor(
+    @InjectRepository(Announcement)
+    private readonly announcementRepository: Repository<Announcement>,
+    @InjectRepository(Meeting)
+    private readonly meetingRepository: Repository<Meeting>,
+  ) {}
+
+  async createAnnouncement(
+    user: User,
+    createAnnouncementDto: CreateAnnouncementDto,
+  ) {
+    const meeting = await this.meetingRepository.findOne({
+      where: { id: createAnnouncementDto.meetingId },
+      relations: ['announcement'],
+    });
+
+    if (meeting === null) {
+      throw new Exception(RESPONSE_CODE[34040], null);
+    }
+
+    if (meeting.announcement !== null) {
+      throw new Exception(RESPONSE_CODE[44090], null);
+    }
+
+    const announcement = new Announcement();
+    announcement.writer = user;
+    announcement.content = createAnnouncementDto.content;
+    announcement.title = createAnnouncementDto.title;
+    announcement.meeting = meeting;
+    await this.announcementRepository.save(announcement);
+    meeting.announcement = announcement;
+    await this.meetingRepository.save(meeting);
+  }
 }
diff --git a/src/announcements/dtos/create-announcement.dto.ts b/src/announcements/dtos/create-announcement.dto.ts
new file mode 100644
index 0000000..ed9162a
--- /dev/null
+++ b/src/announcements/dtos/create-announcement.dto.ts
@@ -0,0 +1,12 @@
+import { IsString } from 'class-validator';
+
+export class CreateAnnouncementDto {
+  @IsString()
+  meetingId!: string;
+
+  @IsString()
+  title!: string;
+
+  @IsString()
+  content!: string;
+}
diff --git a/src/common/response/response.code.ts b/src/common/response/response.code.ts
index 55f007f..b17e106 100644
--- a/src/common/response/response.code.ts
+++ b/src/common/response/response.code.ts
@@ -62,6 +62,16 @@ export const RESPONSE_CODE: Record<number, ResponseCode> = {
   },
 
   //MEETING
+  34040: {
+    code: 34040,
+    message: '존재하지 않는 회의입니다.',
+    status: HttpStatus.NOT_FOUND,
+  },
 
   //ANNOUNCEMENT
+  44090: {
+    code: 44090,
+    message: '이미 공지사항이 존재합니다.',
+    status: HttpStatus.CONFLICT,
+  },
 };