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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
Subpart C - Subpart C—Initiating the NEPA Process
§ 46.205 - Actions categorically excluded from further NEPA review.
§ 46.210 - Listing of departmental categorical exclusions.
§ 46.215 - Categorical exclusions: Extraordinary circumstances.
§ 46.220 - How to designate lead agencies.
§ 46.225 - How to select cooperating agencies.
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