Section 16(1)(a)

16. Power to modify mining leases granted before 25th October, 1949.- (1) (a) All mining leases granted before the commencement of the Mines and Minerals (Regulation and Development) Amendment Act, 1972 (56 of 1972) [if in force at the date of commencement of the Mines and Minerals (Regulation and Development) Amendment Act, 1994 (25 of 1994), shall be brought in conformity with the provisions of this Act and the rules made thereunder within two years from the date of the commencement of the Mines and Minerals (Regulation and Development) Amendment Act, 1994], or such further time as the Central Government may, by general or special order, specify in this behalf.