---
kind: "unit"
title: "40"
title_heading: "Protection of Environment"
key: "chI/subchC/part84"
level: "part"
label: "Part 84"
heading: "Phasedown of Hydrofluorocarbons"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/40/chI-subchC-part84"
sections_count: 40
---

# Part 84 — Phasedown of Hydrofluorocarbons

Title 40 C.F.R. — Protection of Environment › Chapter I — Environmental Protection Agency › Subchapter C — Air Programs

## Contents

- [Subpart A — Production and Consumption Controls](/cfr/40/chI-subchC-part84-subpartA.md)
- [Subpart B — Restrictions on the Use of Hydrofluorocarbons](/cfr/40/chI-subchC-part84-subpartB.md)
- [Subpart C — Management of Regulated Substances](/cfr/40/chI-subchC-part84-subpartC.md)