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U.S. Code of Federal Regulations
Regulations most recently checked for updates: Mar 04, 2026
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Title 43
Part 46 - PART 46—IMPLEMENTATION OF THE NATIONAL ENVIRONMENTAL POLICY ACT OF 1969
Subpart A - Subpart A [Reserved]
Subpart B [§ 46.105 - § 46.150] - Subpart B—Protection and Enhancement of Environmental Quality
Subpart C [§ 46.205 - § 46.225] - Subpart C—Initiating the NEPA Process
Subpart D -
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