40 CFR § 52.2083 - Significant deterioration of air quality.
---
identifier: "/us/cfr/t40/s52.2083"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "40 CFR § 52.2083 - Significant deterioration of air quality."
title_number: 40
title_name: "Protection of Environment"
section_number: "52.2083"
section_name: "Significant deterioration of air quality."
chapter_name: "ENVIRONMENTAL PROTECTION AGENCY"
subchapter_number: "C"
subchapter_name: "AIR PROGRAMS"
part_number: "52"
part_name: "APPROVAL AND PROMULGATION OF IMPLEMENTATION PLANS"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "42 U.S.C. 7401"
cfr_part: "52"
---
# 52.2083 Significant deterioration of air quality.
(a) The Rhode Island plan, as submitted, is approved as meeting the requirements of Subpart 1, Part C, Title I, of the Clean Air Act.
[49 FR 27750, July 6, 1984]