Türkiye will increase the transit fee for vessels passing through the Turkish Straits by nearly 15% as of July 2026, according to corroborated reports. The country has adjusted transit tariffs annually since 2022. According to turkiyetoday.com, the new benchmark fee for vessels transiting the straits without a port call will be $6.70 per gold franc, effective July 1, 2026, and will remain in place until June 30, 2027. The previous benchmark was $5.83 per gold franc. The transit fee is calculated based on a vessel's net tonnage and denominated in gold francs, with each gold franc equivalent to approximately 0.290322 grams of pure gold. The Montreux Convention Regarding the Regime of the Straits governs the transit fee structure for vessels passing through the Bosphorus and Dardanelles.