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U.S. Code of Federal Regulations
Regulations most recently checked for updates: Aug 27, 2025
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Title 43
Chapter II
Part 3820 - PART 3820—AREAS SUBJECT TO SPECIAL MINING LAWS
Subpart 3821 [§ 3821.0-3 - § 3821.5] - Subpart 3821—O and C Lands
Subpart 3822 [§ 3822.1 - § 3822.2] - Subpart 3822—Lands Patented Under the Alaska Public Sale Act
Subpart 3823 [§ 3823.0-3 - § 3823.4] - Subpart 3823—Prospecting, Mineral Locations, and Mineral Patents Within National Forest Wilderness
Subpart 3825 [§ 3825.0-3 - § 3825.1] - Subpart 3825—Tohono O'Odham (Formerly Papago) Indian Reservation, Arizona
Subpart 3826 - Subparts 3826-3827 [Reserved]
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