40 CFR § 84.50 - Purpose.

---
identifier: "/us/cfr/t40/s84.50"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "40 CFR § 84.50 - Purpose."
title_number: 40
title_name: "Protection of Environment"
section_number: "84.50"
section_name: "Purpose."
chapter_name: "ENVIRONMENTAL PROTECTION AGENCY"
subchapter_number: "C"
subchapter_name: "AIR PROGRAMS"
part_number: "84"
part_name: "PHASEDOWN OF HYDROFLUOROCARBONS"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "Pub. L. 116-260, Division S, Sec. 103."
regulatory_source: "86 FR 55201, Oct. 5, 2021, unless otherwise noted."
cfr_part: "84"
---


# 84.50 Purpose.

The purpose of the regulations in this subpart is to implement subsection (i) of 42 U.S.C. 7675, with respect to establishing restrictions on the use of a regulated substance in the sector or subsector in which the regulated substance is used, and to provide requirements associated with the submission of petitions seeking such restrictions.