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Korean Criminal Law Terms, Explained

Police notices, court papers and text messages in a Korean criminal case use terms that do not translate neatly. Find the Korean word, then read what it means for you.

Agencies

KoreanRomanizationTermMeaning
경찰#gyeongchalPoliceHandles the investigation of most criminal cases from the first interview onward.
공소청#gongsocheongProsecution ServiceSince October 2, 2026, decides whether to charge, applies for warrants and conducts trials. It replaced the former Prosecutors' Office (검찰청).
중대범죄수사청#jungdaebeomjoesusacheongSerious Crimes Investigation OfficeSince October 2, 2026, investigates a defined list of serious crimes such as major corruption and large-scale financial crime.
검찰청#geomchalcheongProsecutors' Office (former)The agency abolished on October 2, 2026. Older documents and websites still use this name.

People and status

KoreanRomanizationTermMeaning
피의자#piuijaSuspectA person under investigation who has not been charged.
피고인#pigoinDefendantA person who has been charged and whose case is before a court.
고소인#gosoinComplainantThe alleged victim (or legal representative) who filed a criminal complaint.
참고인#chamgoinWitness (interviewed)A person questioned as a witness, not as a suspect. Status can change, so confirm it before the interview.
국선변호인#gukseonbyeonhoinCourt-appointed lawyerA lawyer appointed by the court in defined situations, for example at a detention hearing when you have no lawyer.

Investigation

KoreanRomanizationTermMeaning
출석요구#chulseokyoguSummons to appearA request to come to the police station for questioning. The date can often be discussed with the investigator.
피의자신문조서#piuijasinmunjoseoSuspect interview recordThe Korean-language written record of your questioning. Review it carefully before signing.
진술거부권#jinsulgeobugwonRight to remain silentThe right to refuse to answer questions, in whole or in part.
압수수색#apsususaekSearch and seizureSeizing items or data under a warrant, or in limited situations without one. Phones are commonly seized in digital-crime cases.
포렌식#porensikDigital forensicsExtraction and analysis of data from a phone or computer. You can ask to take part in selecting relevant data.
체포#chepoArrestShort-term custody. Within 48 hours, investigators must apply for a detention warrant or release the person.
구속#gusokDetention (pre-trial)Longer custody ordered by a judge after a hearing, based on factors such as flight risk or risk of destroying evidence.
영장실질심사#yeongjangsiljilsimsaDetention warrant hearingThe hearing where a judge decides whether to issue a detention warrant.
출국정지#chulgukjeongjiExit banAn order preventing a person from leaving Korea while a case is pending.

Decisions after investigation

KoreanRomanizationTermMeaning
송치#songchiReferral to prosecutionPolice send the case to the Prosecution Service for a charging decision.
불송치#bulsongchiNon-referral (police closure)Police close the case without sending it for charges. The complainant can object, generally within three months of notice.
불기소#bulgisoNon-prosecution decisionThe Prosecution Service decides not to charge. Grounds include insufficient evidence (혐의없음).
기소유예#gisoyuyeSuspended prosecutionThe case is not charged even though the offense is considered established, in light of the circumstances. It is not a conviction, but it is recorded.
구약식 / 약식명령#yaksingmyeongnyeongSummary fine orderA fine imposed through a paper procedure without a trial hearing. You can request a formal trial within 7 days of receiving it.
기소#gisoIndictment (charge)The formal filing of charges with a court.

Court and outcomes

KoreanRomanizationTermMeaning
선고유예#seongoyuyeSuspension of sentenceThe court finds guilt but withholds the sentence. If two years pass without incident, it is treated as if no conviction occurred.
집행유예#jiphaengyuyeSuspended sentenceA prison sentence is imposed but not carried out unless the suspension is revoked. It is a conviction.
벌금형#beolgeumhyeongFineA criminal fine. It is a criminal conviction, unlike an administrative penalty.
무죄#mujoeAcquittal (not guilty)The court finds the charge not proven.

Victims and settlement

KoreanRomanizationTermMeaning
합의#hapuiSettlementAn agreement between suspect and victim, often including compensation. It can strongly affect the outcome but does not automatically end every case.
처벌불원서#cheobeolburwonseoLetter of non-punishmentA victim's written statement that they do not want the offender punished. For some offenses it ends the case; for others it is a mitigating factor.
공탁#gongtakCourt depositDepositing compensation with the court when a direct settlement is not reached.
피해자 국선변호사#pihaeja-gukseonbyeonhosaState-appointed victim's lawyerVictims of certain crimes, such as sexual offenses, can receive a lawyer appointed by the state.

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General legal information as of October 2026, not legal advice for your specific case. Attorney advertising — Attorney Doyun Lee, Newlawyer Law Office, Seoul.

Korean Criminal Law Glossary for Foreigners | Attorney Doyun Lee