Unclaimed Money in South Korea
South Korea has a well-developed unclaimed money system. The FOSS portal (Find-Out the Sleeping Sum / 휴면예금 찾아줌) at dormant.kinfa.or.kr is operated by the Korea Inclusive Finance Agency (KINFA / 서민금융진흥원) and allows South Korean citizens and former residents to search for dormant bank accounts, insurance policies, and securities in a single integrated search. Dormant bank deposits are managed by the Korea Deposit Insurance Corporation (KDIC / 예금보험공사).
Accounts that have been dormant for 5 years are transferred under the Depositor Protection Act. The portal integrates data from all member financial institutions including banks, insurance companies, securities firms, and mutual savings banks.
How to Use the FOSS Portal
dormant.kinfa.or.kr
The official FOSS portal. Log in with your Korean authentication (공인인증서 or 간편인증 via PASS, Kakao, or Naver). Search results show all dormant accounts held in your Resident Registration Number (RRN).
Korean Banks
Kookmin (KB), Shinhan, Hana, Woori, and NongHyup (NH) are the five major Korean banks. Accounts inactive for 5 years are transferred to KDIC. Check FOSS first, then contact individual banks for accounts under 5 years.
Korean Insurance
Life insurance (생명보험) and non-life insurance (손해보험) dormant policies are included in FOSS. Samsung Life, Hanwha Life, and Kyobo Life are the largest life insurers.
Securities Accounts
Dormant securities and investment accounts at brokerages like Mirae Asset, Samsung Securities, or NH Investment are also covered by FOSS.
Korean Resident Registration Number
The Korean Resident Registration Number (RRN / 주민등록번호) is a 13-digit identifier linked to all Korean financial accounts. You must have an RRN and Korean digital authentication (인증서) to use the FOSS portal.
For overseas Koreans (재외동포) without domestic internet banking certificates, the FOSS portal can still be accessed via some overseas authentication methods. Contact the Korea Deposit Insurance Corporation directly at kdic.or.kr for assistance with overseas claims. For deceased relatives, estate claim procedures apply through KDIC.
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