Will I be registered as a sex offender in Korea?

What Korean law says

Article 42(1): a person becomes a person subject to registration of personal information where a guilty judgment or a summary order for a registrable sexual offence becomes final, or where a disclosure order becomes final in the cases the Act on the Protection of Children and Youth against Sexual Abuse provides for. The proviso excludes a person sentenced to a fine for the offences under Articles 12 and 13 of that Act and for certain offences under the youth protection statute.

Article 42(2): when a court pronounces a guilty judgment or gives notice of a summary order for a registrable sexual offence, it must inform the person that they are subject to registration and that they have a duty to submit personal information under Article 43.

Article 43(1): the person must submit basic personal information to the head of the police office for their address within 30 days of the judgment becoming final. The listed items are name, resident registration number, address and actual residence, occupation and the location of the workplace, contact details meaning telephone number and email address, physical information meaning height and weight, and the registration number of any vehicle owned.

Act on Special Cases Concerning the Punishment of Sexual Crimes, Articles 42 and 43. Act No. 21066, in force from 1 October 2025.

What usually happens in practice

Three points regularly surprise people. First, the trigger is a final conviction or summary order, so a case that ends without charges does not produce registration. Second, a summary order counts, which means accepting a fine rather than contesting the case can itself trigger registration for some offences, and that is a reason to think about whether to apply for a formal trial. Third, the proviso means the sentence type matters: for the offences it lists, a fine keeps you outside registration.

Registration is also distinct from public disclosure and from notification to residents. The court decides those separately, and the fact that someone is registered does not mean their information is published.

The 30-day duty is a duty in its own right. Failing to comply is a separate problem from the original case.

What you should do next

• Establish which specific offence is charged. Registration depends on the offence, not on the label.
• Before accepting a summary order, check whether doing so triggers registration.
• Keep registration, disclosure and notification separate in your mind. They are decided separately.
• If registration applies, diarise the 30-day submission. Non-compliance creates a new case.

Written and reviewed by Soobin You, Attorney at YUSU Lawfirm. Former prosecutor. Last legal review: 12 September 2026.