According to the Presidential Decree published in the Official Gazette with the signature of AKP Chairman and President Recep Tayyip Erdoğan, services on Başkentray, Marmaray, İZBAN, the Sirkeci-Kazlıçeşme Rail System Line, and the Gayrettepe-Istanbul Airport-Arnavutköy Metro Line will be free of charge on May 1st Labor and Solidarity Day and May 19th Commemoration of Atatürk, Youth and Sports Day.
News Source: 12punto