Referendum on temporary article 4 of the Constitution, which  was accepted under Law number 3361 dated 17.5.1987, states that to register voters to  the electoral registers and to prepare ballot lists, Supreme Election Council  administrates and supervises the inscription on the second Sunday of July, 1987 all  over Turkey. 

The electoral registers to be inscribed shall be according to Law no 298: Key  Provisions and Electoral Registers and other provisions above board.