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 - § 46.215] - Subpart C—Initiating the NEPA Process
 - SUBPART D - Subpart D [Reserved]
 - SUBPART E - Subpart E [Reserved]
 
