Title 42 › CHAPTER 55 — NATIONAL ENVIRONMENTAL POLICY › SUBCHAPTER I — POLICIES AND GOALS › § 4336e
Defines common words used for federal environmental reviews. It gives short, plain meanings so people know what kinds of documents, agencies, and actions are meant. Categorical exclusion: a group of actions a federal agency has found usually do not harm the environment. Cooperating agency: a federal, State, Tribal, or local agency officially helping with the review. Council: the Council on Environmental Quality. Environmental assessment: a short study prepared to see if a full study is needed. Environmental document: any of three papers—an environmental impact statement, an environmental assessment, or a finding that no significant impact is expected. Environmental impact statement: a detailed written study required when big effects are likely. Finding of no significant impact: the agency’s decision that a detailed study is not needed. Participating Federal agency: any federal agency taking part in a review or approval. Lead agency: the agency proposing the action, or the one chosen to lead when several agencies are involved. Major Federal action: an action under strong federal control and responsibility, but it does not include several types of projects such as largely non‑Federal projects with little federal funding or control, certain funding or loan situations, enforcement actions, activities wholly outside U.S. jurisdiction, or actions the agency must carry out by law. Programmatic environmental document: a study that looks at the effects of a policy, program, plan, or group of related actions. Proposal: a planned action at a stage when the agency can compare options and judge effects. Special expertise: agency responsibility, mission, or related experience.
Full Legal Text
The Public Health and Welfare, Source: USLM XML via OLRC
Legislative History
Reference
Citation
42 U.S.C. § 4336e
Title 42, The Public Health and Welfare
Last Updated
Sep 23, 2026
Release point: 119-110