Section 275(1)(c) in The Punjab Municipal Corporation Act, 1976
(c)the amount of land in such unbuilt area which shall be transferred to the Corporation for public purposes including use as public streets by owners of land either on payment of compensation or otherwise, provided that the total amount so transferred shall not exceed thirty-five per cent, and the amount transferred without payment shall not exceed twenty-five per cent of any one owner's land within such unbuilt area.