Turkish Law in EnglishTÜRKİYE
Turkish Penal Code (Law No. 5237)

Article 331: International espionage

Book Two: Special Provisions › Part Four: Offences against the Nation and the State, and Final Provisions › Chapter Seven: Offences against State Secrets and Espionage

(1) A citizen who procures, for the purpose of political or military espionage in favour of another foreign State, information which, by its nature, must remain secret for reasons of the security or the internal or external political interests of a foreign State, or a foreigner who has procured such information in Türkiye, shall be sentenced to imprisonment from one year to four years.

Original Turkish text

MADDE 331 · Uluslararası casusluk

(1) Yabancı bir devletin güvenliği veya iç veya dış siyasal yararları bakımından niteliği itibarıyla gizli kalması gereken bilgileri, diğer bir yabancı devlet lehine siyasal veya askerî casusluk maksadıyla temin eden vatandaşa veya bunu Türkiye'de temin etmiş bulunan yabancıya bir yıldan dört yıla kadar hapis cezası verilir.

Text as of 1 October 2026 · Official source (Turkish): mevzuat.gov.tr ↗

Unofficial translation for information only. The Turkish text published in the Official Gazette is the only authoritative version. This page is not legal advice.