Regulations last checked for updates: Jan 27, 2026

Title 30 - Mineral Resources last revised: Jan 23, 2026
All TitlesTitle 30Chapter VPart 556Subpart M - Subpart M—Environmental Studies
authority: 31 U.S.C. 9701; 42 U.S.C. 6213; 43 U.S.C. 1334.
source: 81 FR 18152, Mar. 30, 2016, unless otherwise noted.
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