---
kind: "unit"
title: "40"
title_heading: "Protection of Environment"
key: "chI/subchA/part1/subpartC"
level: "subpart"
label: "Subpart C"
heading: "Field Installations"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/40/chI-subchA-part1-subpartC"
sections_count: 1
---

# Subpart C — Field Installations

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

- [§1.61. Regional Offices.](/cfr/40/1.61.md)