; 134 Stat. 4822) to section 4(a)(1) of the Outer Continental Shelf Lands Act ( 43 U.S.C. 1333(a)(1) ) with respect to laws administered by such Secretary. 7. Rules of construction (a) Outer Continental Shelf Lands Act Nothing in this Act or the amendments made by this Act may be construed to nullify or supersede any other provision of law relating to the outer Continental Shelf (as such term is defined in section 2 of the Outer Continental Shelf Lands Act ( 43 U.S.C. 1331 )), except as expressly provided in this Act or an amendment made by this Act. (b) Ruling letters Nothing in this Act or the amendments made by this Act may be construed as congressional validation of a ruling letter, interpretative guidance, or doctrine issued, or other action taken, by the Secretary of Homeland Security. 8. Authorization of appropriations There are authorized to be appropriated to the Secretary of the department in which the Coast Guard is operating and the Secretary of Transportation such sums as may be necessary to carry out this Act and the amendments made by this Act. 9. Effective date This Act, and the amendments made by this Act, shall take effect on the day that is 1 year after the date of enactment of this Act.