---
kind: "section"
citation: "40 C.F.R. § 52.2077"
title: "40"
number: "52.2077"
heading: "Identification of plan—conditional approvals and disapprovals."
url: "https://uscodex.org/cfr/40/52.2077"
---

# §52.2077. Identification of plan—conditional approvals and disapprovals.

- (a) [Reserved]
- (b) **Disapprovals.**
  - (1) 1997 Ozone NAAQS: The 110(a)(2) infrastructure SIP submitted on December 14, 2007, is disapproved for Clean Air Act element 110(a)(2)(H). A Federal Implantation Plan is already in place at [40 CFR 52.2080](/cfr/40/52.2080.md).
  - (2) 2008 Ozone NAAQS: The 110(a)(2) infrastructure SIP submitted on January 2, 2013, is disapproved for Clean Air Act element 110(a)(2)(H). A Federal Implantation Plan is already in place at [40 CFR 52.2080](/cfr/40/52.2080.md).
  - (3) 2008 Lead NAAQS: The 110(a)(2) infrastructure SIP submitted on October 26, 2011, is disapproved for Clean Air Act element 110(a)(2)(H). A Federal Implantation Plan is already in place at [40 CFR 52.2080](/cfr/40/52.2080.md).
  - (4) 2010 Nitrogen Dioxide NAAQS: The 110(a)(2) infrastructure SIP submitted on January 2, 2013, is disapproved for Clean Air Act element 110(a)(2)(H). A Federal Implantation Plan is already in place at [40 CFR 52.2080](/cfr/40/52.2080.md).
  - (5) 1997 PM2.5 NAAQS: The 110(a)(2) infrastructure SIP submitted on September 10, 2008, is disapproved for Clean Air Act element 110(a)(2)(H). A Federal Implantation Plan is already in place at [40 CFR 52.2080](/cfr/40/52.2080.md).
  - (6) 2006 PM2.5 NAAQS: The 110(a)(2) infrastructure SIP submitted on November 6, 2009, is disapproved for Clean Air Act element 110(a)(2)(H). A Federal Implantation Plan is already in place at [40 CFR 52.2080](/cfr/40/52.2080.md).
  - (7) 2012 PM2.5 NAAQS: The 110(a)(2) infrastructure SIP submitted on December 6, 2017, is disapproved for Clean Air Act element 110(a)(2)(H). A Federal Implantation Plan is already in place at [§ 52.2080](/cfr/40/52.2080.md).

## Notes

### Amendments

[81 FR 23179, Apr. 20, 2016; 84 FR 52366, Oct. 2, 2019; 87 FR 32320, May 31, 2022]

### Authority

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

### Amendments

[40 FR 5521, Feb. 6, 1975]

### Amendments

[81 FR 23179, Apr. 20, 2016; 84 FR 52366, Oct. 2, 2019; 87 FR 32320, May 31, 2022]