CFR›Title 43›Subtitle B›Chapter II›Part 3480›43 CFR Part 3480 Subpart 3484 Citation43 CFR Part 3480 Subpart 3484ContainsSections § 3484.1–§ 3484.2CorpusDaily eCFRDisplayed edition2026-09-24Last updated2026-09-24 Subpart 3484—Performance Standards Sections § 3484.1 § 3484.1 Performance standards for exploration and surface and underground mining. § 3484.2 § 3484.2 Completion of operations and permanent abandonment. Authority30 U.S.C. 189, 359, 1211, 1251, 1266, and 1273; and 43 U.S.C. 1461, 1733, and 1740.Source47 FR 33179, July 30, 1982, unless otherwise noted. Redesignated at 48 FR 41589, Sept. 16, 1983.