The Secretary shall conduct an expeditious program of competitive leasing of oil and gas in the Reserve in accordance with this Act.

Activities undertaken pursuant to this Act shall include or provide for such conditions, restrictions, and prohibitions as the Secretary deems necessary or appropriate to mitigate reasonably foreseeable and significantly adverse effects on the surface resources of the National Petroleum Reserve in Alaska.

The provisions of section 1712 and section 1782 of title 43 shall not be applicable to the Reserve.

The; ^[1] first lease sale shall be conducted within twenty months of December 12, 1980: Provided, That the first lease sale shall be conducted only after publication of a final environmental impact statement if such is deemed necessary under the provisions of the National Environmental Policy Act of 1969 (42 U.S.C. 4321 et seq.).

The withdrawals established by section 6502 of this title are rescinded for the purposes of the oil and gas leasing program authorized under this section.

Bidding systems used in lease sales shall be based on bidding systems included in section 205(a)(1)(A) through (H) ^[2] of the Outer Continental Shelf Lands Act Amendments of 1978 (92 Stat. 629).