50 U.S.C. § 1829
Notwithstanding any other provision of law, the President, through the Attorney General, may authorize physical searches without a court order under this subchapter to acquire foreign intelligence information for a period not to exceed 15 calendar days following a declaration of war by the Congress.
(Pub. L. 95–511, title III, § 309, as added Pub. L. 103–359, title VIII, § 807(a)(3), , 108 Stat. 3452.)
Section effective 90 days after , with exception for certain physical searches approved by the Attorney General to gather foreign intelligence information, see section 807(c) of Pub. L. 103–359, set out as a note under section 1821 of this title.