---
kind: "section"
citation: "40 C.F.R. § 52.1529"
title: "40"
number: "52.1529"
heading: "Significant deterioration of air quality."
url: "https://uscodex.org/cfr/40/52.1529"
---

# §52.1529. Significant deterioration of air quality.


New Hampshire's Part Env-A 623, “Requirements for Prevention of Significant Deterioration Permits,” as submitted on August 6, 2001, is approved as meeting the requirements of [Subpart 1](/cfr/40/subpart1.md), Part C, Title I, of the Clean Air Act.


## Notes

### Amendments

[67 FR 65713, Oct. 28, 2002]

### Authority

Authority: 42 U.S.C. 7401 et seq.

### Amendments

[40 FR 5521, Feb. 6, 1975]

### Amendments

[67 FR 65713, Oct. 28, 2002]