Turkish Law in EnglishTÜRKİYE
Turkish Code of Obligations

Article 88: 5. Interest

Chapter Two: Effects of Obligations › Division One: Performance of Obligations A. In general

The annual interest rate applicable to an obligation to pay interest shall, if not agreed in the contract, be determined in accordance with the legislation in force on the date on which the interest obligation arose.

The annual interest rate to be agreed by contract may not exceed by more than fifty per cent the annual interest rate determined pursuant to the first paragraph.

Original Turkish text

MADDE 88 · 5. Faiz

Faiz ödeme borcunda uygulanacak yıllık faiz oranı, sözleşmede kararlaştırılmamışsa faiz borcunun doğduğu tarihte yürürlükte olan mevzuat hükümlerine göre belirlenir.

Sözleşme ile kararlaştırılacak yıllık faiz oranı, birinci fıkra uyarınca belirlenen yıllık faiz oranının yüzde elli fazlasını aşamaz.

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.