US lawFederal (United States)Session lawPub. L. 93-153 — To amend section 28 of the Mineral Leasing Act of 1820, and to authorize a trans-Alaska oil pipeline, and for other purposes.411Pub. L. 93-153, tit. IV, sec. 411separabilityEnactedYear: 1973Length: 26 wordsOfficial source separability Sec. 411. If any provision of this Act or the applicability thereof is held invalid the remainder of this Act shall not be affected thereby.PreviousPub. L. 93-153, tit. IV, sec. 410