Regulations last checked for updates: Feb 16, 2025

Title 43 - Public Lands: Interior last revised: Feb 10, 2025
All TitlesTitle 43Chapter IIPart 3140Subpart 3141 - Subpart 3141—Leasing in Special Tar Sand Areas
View all text of Subpart 3141 [§ 3141.1 - § 3141.70]
§ 3141.21 - Geophysical exploration.

Geophysical exploration in Special Tar Sand Areas will be governed by 43 CFR part 3150. Information obtained under a permit must be made available to the BLM upon request.

authority: 30 U.S.C. 181
source: 89 FR 30988, Apr. 23, 2024, unless otherwise noted.
cite as: 43 CFR 3141.21
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