# 40 C.F.R. § 52.2676 (2026): Significant deterioration of air quality

> Federal · Regulations · In force

URL: https://www.frixlaw.com/law-library/statutes/CFR_T40_P52_S52_2676

## Section

- **Citation:** 40 C.F.R. § 52.2676 (2026)
- **Heading:** Significant deterioration of air quality
- **Jurisdiction:** Federal
- **Kind:** Regulations
- **Status:** In force
- **Text as of:** August 14, 2026
- **Source:** Compiled text
- **Location:** Title 40 CFR: Protection of Environment / Chapter I / Part 52 / Subpart AAA / § 52.2676: § 52.2676   Significant deterioration of air quality.

## Text

(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) Regulations for preventing significant deterioration of air quality. The provisions of § 52.21 except paragraph (a)(1) are hereby incorporated and made a part of the applicable State plan for the State of Guam. [43 FR 26410, June 19, 1978, as amended at 45 FR 52741, Aug. 7, 1980; 68 FR 11325, Mar. 10, 2003; 68 FR 74491, Dec. 24, 2003]

## Nearby sections

- [40 C.F.R. § 52.2670 (2026) § 52.2670   Identification of plan.](https://www.frixlaw.com/law-library/statutes/CFR_T40_P52_S52_2670.md)
- [40 C.F.R. § 52.2671 (2026) § 52.2671   Classification of regions.](https://www.frixlaw.com/law-library/statutes/CFR_T40_P52_S52_2671.md)
- [40 C.F.R. § 52.2672 (2026) § 52.2672   Approval status.](https://www.frixlaw.com/law-library/statutes/CFR_T40_P52_S52_2672.md)
- [40 C.F.R. § 52.2673 (2026) § 52.2673   Original identification of plan.](https://www.frixlaw.com/law-library/statutes/CFR_T40_P52_S52_2673.md)
- [40 C.F.R. § 52.2676 (2026) § 52.2676   Significant deterioration of air quality.](https://www.frixlaw.com/law-library/statutes/CFR_T40_P52_S52_2676.md)
- [40 C.F.R. § 52.2678 (2026) § 52.2678   Control strategy and regulations: Particulate matter.](https://www.frixlaw.com/law-library/statutes/CFR_T40_P52_S52_2678.md)
- [40 C.F.R. § 52.2679 (2026) § 52.2679   Control strategy and regulations: Sulfur dioxide.](https://www.frixlaw.com/law-library/statutes/CFR_T40_P52_S52_2679.md)
- [40 C.F.R. § 52.2682 (2026) § 52.2682   Air quality surveillance.](https://www.frixlaw.com/law-library/statutes/CFR_T40_P52_S52_2682.md)
- [40 C.F.R. § 52.2684 (2026) § 52.2684   Source surveillance.](https://www.frixlaw.com/law-library/statutes/CFR_T40_P52_S52_2684.md)
- [40 C.F.R. § 52.2686 (2026) § 52.2686   Upset-breakdown reporting.](https://www.frixlaw.com/law-library/statutes/CFR_T40_P52_S52_2686.md)

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Source: Frix Law Library, https://www.frixlaw.com/law-library/statutes/CFR_T40_P52_S52_2676. Check the current official text before relying on it. Not legal advice.