U.S. Code of Federal Regulations

Regulations most recently checked for updates: Aug 28, 2025

All TitlesTitle 21Chapter IPart 25Subpart D - Subpart D—Preparation of Environmental Documents
§ 25.40 - Environmental assessments.
§ 25.41 - Findings of no significant impact.
§ 25.42 - Environmental impact statements.
§ 25.43 - Records of decision.
§ 25.44 - Lead and cooperating agencies.
§ 25.45 - Responsible agency official.
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