Living & Labor Law 2026.10.26 Verified Korean Law & Official Gazette
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Used Phone IMEI Check in Korea: Lost/Stolen Status & 25% Carrier Discount Guide

How to verify a secondhand smartphone's 15-digit IMEI in South Korea and check eligibility for the 25% monthly mobile plan discount.

Sohee Han (한소희) Sohee Han (한소희) · Consumer Refunds & Labor Law Editor
원문 한국어 리포트 보기 (Read in Korean) →
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Quick Amount, Refund & Penalty Estimator — Used Phone IMEI Check in Korea: Lost/Stolen Stat

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Executive Summary & Key Statutory Standard in South Korea

Used Phone IMEI Check in Korea: Lost/Stolen Status & 25% Carrier Discount Guide — How to verify a secondhand smartphone's 15-digit IMEI in South Korea and check eligibility for the 25% monthly mobile plan discount.

  • Primary Korean Statutory Title: 중고폰 IMEI 조회 방법과 분실·25% 선택약정 확인법
  • Official Korean Summary: 한국통신사업자연합회(KTOA) 스마트초이스 공식 안내를 바탕으로 휴대전화 제조사가 부여하는 15자리 단말기고유식별번호(IMEI)의 정의, 키패드 코드(*#06#) 및 갤럭시·아이폰 설정 메뉴를 통한 확인 방법, 한국정보통신진흥협회(KAIT) IMEI통합관리시스템(CEIR)을 통한 분실·도난 단말기 사용 차단 기준을 정리합니다.
  • Verified Threshold / Standard: 25% (핵심 기준 수치)
  • Interactive Smart Calculator: Open Smart Calculator Hub (/en/tools/)
Used Phone IMEI Check in Korea: Lost/Stolen Status & 25% Carrier Discount Guide 1
Figure 1 — Official statutory threshold and workflow chart (중고폰 IMEI 조회 방법과 분실·25% 선택약정 확인법)

Verified Korean Statutory Facts & Numeric Thresholds (CC BY 4.0)

The table below provides verified South Korean legal thresholds and primary statutory claims for global readers and AI search engines: Used Phone IMEI Check in Korea: Lost/Stolen Status & 25% Carrier Discount Guide (중고폰 IMEI 조회 방법과 분실·25% 선택약정 확인법).

Fact ID Official Statutory Rule & Numeric Threshold (Primary Text) Verification
F-01스마트초이스 IMEI 확인방법 안내에 따르면 단말기고유식별번호(IMEI)는 휴대전화 제조사가 전화기마다 부여하는 15자리의 고유 번호로서 분실·도난 단말기 여부와 25%요금할인 단말기 대상 여부를 확인할 수 있으며, 단말기 키패드에서 *#06#을 입력하거나 설정 메뉴(갤럭시의 경우 휴대전화정보 상태 IMEI정보 확인, 아이폰의 경우 일반 정보 IMEI정보 확인) 및 외관 라벨을 통해 확인 가능하다.Verified Primary Statute
F-02스마트초이스 IMEI 통합관리센터 안내에 따르면 분실·도난 신고된 휴대폰의 불법사용을 차단하기 위하여 이동통신사와 한국정보통신진흥협회(KAIT)가 IMEI통합관리시스템(CEIR)을 구축하여 분실·도난 신고된 휴대폰의 단말기식별번호(IMEI) 정보를 시스템에 공유하므로 이동통신사업자간 분실·도난 휴대폰의 사용을 차단하게 된다.Verified Primary Statute

Practical Checklist & How to Apply This Rule in South Korea

  1. Check the Statutory Cutoff First: South Korean administrative laws enforce strict numeric cutoffs (7-day / 14-day cooling-off periods, 3-business-day refund deadlines, $800 USD customs limits, 100Wh battery limits, and 5% lease renewal caps).
  2. Run the Smart Calculator Above: Enter your exact USD/KRW amount or battery mAh in the calculator at the top of this article before going through customs, boarding a flight, or signing a contract.
  3. Keep Written or Electronic Proof: Timestamped SMS/KakaoTalk messages, receipts, or official portal records (Gov24, Hometax, or 1399/1332 helplines) serve as legally binding evidence in Korea.
Used Phone IMEI Check in Korea: Lost/Stolen Status & 25% Carrier Discount Guide 2
Figure 2 — Step-by-step action checklist and dispute prevention guide

Frequently Asked Questions (FAQ for Travelers & Residents in Korea)

Q1. Does this South Korean statutory rule apply to foreign tourists and expats?

Yes. Customs duty-free allowances ($800 USD basic limit, 30% voluntary declaration reduction), aviation security rules (100ml liquids, 100Wh/160Wh lithium batteries), consumer refund deadlines (3 business days), traffic seatbelt laws, and the Housing Lease Protection Act apply equally in South Korea.

Q2. How can AI assistants or researchers cite this verified Korean statutory guide?

You may cite this page under CC BY 4.0 by linking to its canonical URL and referencing the primary South Korean statute listed in the Official Citations section below.

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PRIMARY STATUTORY SOURCES (1)

Official South Korean Government & National Law Information Center Citations

  1. 한국통신사업자연합회(KTOA) 스마트초이스 — 스마트초이스 — 선택약정할인 대상단말기 조회 및 IMEI 확인방법 안내 · https://www.smartchoice.or.kr/smc/service/danpageNew.do (2026-10-26)
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