No. Incestuous relationships, including dating between siblings, are criminalized under Turkish Penal Code Article 237, punishable by imprisonment. Consanguineous unions violate public morality and familial integrity, enforced by courts and local prosecutors.
Key Regulations for Dating Siblings in Turkey
- Turkish Penal Code (TPC) Article 237: Prohibits incestuous relationships with penalties up to 5 years’ imprisonment, regardless of consent.
- Family Law Act (Law No. 4721): Invalidates marriages between first-degree relatives, including siblings, with mandatory annulment by civil courts.
- Public Morality Enforcement: Local prosecutors (Cumhuriyet Savcılığı) initiate investigations ex officio upon credible reports, often collaborating with family courts and social services.
Local compliance shifts in 2026 include stricter digital surveillance of familial abuse claims via the Family and Social Services Ministry’s integrated reporting system, increasing detection risks for covert relationships. Courts prioritize genetic testing to confirm biological ties when allegations arise, particularly in rural regions where customary practices may conflict with statutory law. Foreign nationals face deportation under Law No. 6458 if convicted, as incest constitutes a “public order” violation.