Prevention of significant deterioration of air quality.
---
identifier: "/us/fr/2015-14398"
source: "fr"
legal_status: "authoritative_unofficial"
title: "Prevention of significant deterioration of air quality."
title_number: 0
title_name: "Federal Register"
section_number: "2015-14398"
section_name: "Prevention of significant deterioration of air quality."
positive_law: false
currency: "2015-06-12"
last_updated: "2015-06-12"
format_version: "1.1.0"
generator: "[email protected]"
agency: "ENVIRONMENTAL PROTECTION AGENCY"
document_number: "2015-14398"
document_type: "rule"
publication_date: "2015-06-12"
agencies:
- "ENVIRONMENTAL PROTECTION AGENCY"
cfr_references:
- "40 CFR Part 52"
---
# Prevention of significant deterioration of air quality.
**CFR Correction**
In Title 40 of the Code of Federal Regulations, Part 52 (§§ 52.01 to 52.1018), revised as of July 1, 2014, on page 49, in § 52.21, paragraph (aa)(10)(v) is reinstated to read as follows:
§ 52.21
(aa) * * *
(10) * * *
(v) If the compliance date for a State or Federal requirement that applies to the PAL source occurs during the PAL effective period, and if the Administrator has not already adjusted for such requirement, the PAL shall be adjusted at the time of PAL permit renewal or title V permit renewal, whichever occurs first.