---
kind: "unit"
title: "42"
title_heading: "The Public Health and Welfare"
key: "ch55/schI"
level: "subchapter"
label: "Subchapter I"
heading: "Policies and Goals"
release: "119-102"
date: "2026-07-12"
url: "https://uscodex.org/usc/42/ch55-schI"
sections_count: 13
---

# Subchapter I — Policies and Goals

Title 42 — The Public Health and Welfare › Chapter 55 — National Environmental Policy

## Sections

- [§4331. Congressional declaration of national environmental policy](/usc/42/4331.md)
- [§4332. Cooperation of agencies; reports; availability of information; recommendations; international and national coordination of efforts](/usc/42/4332.md)
- [§4332a. Repealed.](/usc/42/4332a.md)
- [§4333. Conformity of administrative procedures to national environmental policy](/usc/42/4333.md)
- [§4334. Other statutory obligations of agencies](/usc/42/4334.md)
- [§4335. Efforts supplemental to existing authorizations](/usc/42/4335.md)
- [§4336. Procedure for determination of level of review](/usc/42/4336.md)
- [§4336a. Timely and unified Federal reviews](/usc/42/4336a.md)
- [§4336b. Programmatic environmental document](/usc/42/4336b.md)
- [§4336c. Adoption of categorical exclusions](/usc/42/4336c.md)
- [§4336d. E-NEPA](/usc/42/4336d.md)
- [§4336e. Definitions](/usc/42/4336e.md)
- [§4336f. Project sponsor opt-in fees for environmental reviews](/usc/42/4336f.md)