19 U.S.C. § 1318 - U.S. Code - Unannotated Title 19. Customs Duties § 1318. Emergencies

(b)(1) Notwithstanding any other provision of law, the Secretary of the Treasury, when necessary to respond to a national emergency declared under the National Emergencies Act (50 U.S.C. 1601 et seq.) or to a specific threat to human life or national interests, is authorized to take the following actions on a temporary basis:

(2) Notwithstanding any other provision of law, the Commissioner of U.S. Customs and Border Protection, when necessary to respond to a specific threat to human life or national interests, is authorized to close temporarily any Customs office or port of entry or take any other lesser action that may be necessary to respond to the specific threat.

(3) The Secretary of the Treasury or the Commissioner of U.S. Customs and Border Protection, as the case may be, shall notify the Committee on Ways and Means of the House of Representatives and the Committee on Finance of the Senate not later than 72 hours after taking any action under paragraph (1) or (2).