CFR›Title 43›Subtitle B›Chapter II›Part 3860›Subpart 3861›43 CFR 3861.3 Citation43 CFR 3861.3CorpusDaily eCFRDisplayed edition2026-08-12Last updated2026-08-12 § 3861.3 Mineral surveyors. Previous 3861.2-5 § 3861.2-5 Amended mineral surveys. Next 3861.3-1 § 3861.3-1 Extent of duties.