---
kind: "unit"
title: "40"
title_heading: "Protection of Environment"
key: "chI/subchA/part1/subpartA"
level: "subpart"
label: "Subpart A"
heading: "Introduction"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/40/chI-subchA-part1-subpartA"
sections_count: 4
---

# Subpart A — Introduction

Title 40 C.F.R. — Protection of Environment › Chapter I — Environmental Protection Agency › Subchapter A — General › Part 1 — Statement of Organization and General Information

## Sections

- [§1.1. Creation and authority.](/cfr/40/1.1.md)
- [§1.3. Purpose and functions.](/cfr/40/1.3.md)
- [§1.5. Organization and general information.](/cfr/40/1.5.md)
- [§1.7. Location of principal offices.](/cfr/40/1.7.md)