TSSF/CMAS
 Is the World Underwater Federation. CMAS is the international umbrella organisation for diver training organization . It was founded in, 1958. CMAS offers an international framework for diver and instructor qualifications. Members of the CMAS Council are representatives of TSSF (turkish underwater federation) the recognised national dive organisations, which guarantee the CMAS standards are upheld within the constraints of local dive conditions. TSSF award CMAS qualification cards which have the CMAS grade on one side and details of the national organisation TSSF and the person they have qualified on the other.