54 U.S.C. § 306103: Recordation of historic property prior to alteration or demolition

Each Federal agency shall initiate measures to ensure that where, as a result of Federal action or assistance carried out by the agency, a historic property is to be substantially altered or demolished—(1) timely steps are taken to make or have made appropriate records; and (2) the records are deposited, in accordance with section 302107 of this title, in the Library of Congress or with such other appropriate agency as the Secretary may designate, for future use and reference.