---
kind: "section"
citation: "40 C.F.R. § 52.1116"
title: "40"
number: "52.1116"
heading: "Significant deterioration of air quality."
url: "https://uscodex.org/cfr/40/52.1116"
---

# §52.1116. Significant deterioration of air quality.

- (a) The requirements of sections 160 through 165 of the Clean Air Act are not met, since the plan does not include approvable procedures for preventing the significant deterioration of air quality.
- (b) The following provisions of [40 CFR 52.21](/cfr/40/52.21.md) are hereby incorporated and made a part of the applicable State plan for the State of Maryland.
  - (1) Definition of federally enforceable ([40 CFR 52.21(b)(17)](/cfr/40/52.21.md?p=b-17)),
  - (2) Exclusions from increment consumption (40 CFR [52.21(f)(1)(v)](/cfr/40/52.21.md?p=f-1-v), [(3)](/cfr/40/52.21.md?p=f-1-3), [(4)(i)](/cfr/40/52.21.md?p=f-4-i)),
  - (3) Redesignation of areas ([40 CFR 52.21(g)](/cfr/40/52.21.md?p=g) (1), (2), (3), (4), (5), and (6)),
  - (4) Approval of alternate models ([40 CFR 52.21(1)(2)](/cfr/40/52.21.md?p=1-2)),
  - (5) Disputed permits or redesignation ([40 CFR 52.21(t)](/cfr/40/52.21.md?p=t), and
  - (6) Delegation of Authority (40 CFR [52.21(u)(1)](/cfr/40/52.21.md?p=u-1), [(2)(ii)](/cfr/40/52.21.md?p=2-ii), [(3)](/cfr/40/52.21.md?p=2-3), and [(4)](/cfr/40/52.21.md?p=2-4)).

## Notes

### Amendments

[45 FR 52741, Aug. 7, 1980 and 47 FR 7835, Feb. 23, 1982]

### Authority

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

### Amendments

[40 FR 5521, Feb. 6, 1975]

### Amendments

[45 FR 52741, Aug. 7, 1980 and 47 FR 7835, Feb. 23, 1982]