OYAK’s body with the widest participation is composed of the representatives from units and establishments of the Turkish Armed Forces, designated by their respective commanders or superiors from among the permanent members in those units that are currently employed in such units and establishments by considering the number of permanent members under the coordination of the Ministry of National Defense on the condition that their number is not less than 50 and more than 100. Every three years, the Representative Assembly examines the financial accounts of the previous 3 years and elects 20 regular and 10 substitute members of the General Assembly.