Section, Pub. L. 86–523, § 3, as added Pub. L. 93–291, § 1(3), May 24, 1974, 88 Stat. 174, related to threats of irreparable loss or destruction of significant scientific, prehistorical, historical, or archeological data by Federal construction projects. See section 312502 of Title 54, National Park Service and Related Programs.

A prior section 3 of Pub. L. 86–523 was renumbered section 6 and was classified to section 469b of this title prior to repeal by Pub. L. 113–287.