Regulations last checked for updates: Jan 18, 2025

Title 43 - Public Lands: Interior last revised: Jan 16, 2025
authority: 25 U.S.C. 396d and 2107; 30 U.S.C. 189,306,359,and; and 43 U.S.C. 1732(b), 1733, and 1740
source: 81 FR 81421, Nov. 17, 2016, unless otherwise noted.