Regulations last checked for updates: Sep 30, 2025

Title 43 - Public Lands: Interior last revised: Sep 25, 2025
All TitlesTitle 43Chapter IIPart 3480Subpart 3487 - Subpart 3487—Logical Mining Unit
authority: 30 U.S.C. 189,359,1211,1251,1266,and; and 43 U.S.C. 1461,1733,and
source: 47 FR 33179, July 30, 1982, unless otherwise noted. Redesignated at 48 FR 41589, Sept. 16, 1983.
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