---
kind: "section"
citation: "40 C.F.R. § 52.2451"
title: "40"
number: "52.2451"
heading: "Significant deterioration of air quality."
url: "https://uscodex.org/cfr/40/52.2451"
---

# §52.2451. Significant deterioration of air quality.

- (a) The requirements of sections 160 through 165 of the Clean Air Act are met since the plan includes approvable procedures for the Prevention of Significant Air Quality Deterioration.
- (b) **Regulations for preventing significant deterioration of air quality.** The provisions of [§ 52.21 (b) through (w)](/cfr/40/52.21.md?p=b..w) are hereby removed from the applicable state plan for the Commonwealth of Virginia.

## Notes

### Amendments

[63 FR 13798, Mar. 23, 1998]

### Authority

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

### Amendments

[40 FR 5521, Feb. 6, 1975]

### Amendments

[63 FR 13798, Mar. 23, 1998]