# Minor New Source Review Program Air Permitting Public Participation Requirements for State Implementation Plans

**Action Urgency Score:** 45/100

| Field | Value |
|---|---|
| Agency | Environmental Protection Agency |
| Type | Proposed rule |
| Action | Proposed rule. |
| Published | 2026-07-07 |
| Comments close | 2026-08-21 |
| Significant | Yes (EO 12866) |
| CFR parts | 40 CFR 51 |
| Summary | The U.S. Environmental Protection Agency (EPA) is proposing to revise the public participation regulatory requirements for sources subject to Clean Air Act (CAA) New Source Review (NSR) programs approved into State Implementation Plans (SIPs). Specifically, the EPA is proposing to recognize in regulation that State and local air quality regulatory authorities ("air agencies") determine, pursuant to the CAA, whether, when, and to what extent public participation in minor NSR programs is necessary to assure the National Ambient Air Quality Standards (NAAQS) are achieved. If finalized, the change |
| Document number | 2026-13667 |

## Why this score
- Significant rule under EO 12866.

Source: Federal Register API (Office of the Federal Register) (https://www.federalregister.gov/documents/2026/07/07/2026-13667/minor-new-source-review-program-air-permitting-public-participation-requirements-for-state). Last refreshed: 2026-11-04T09:17:43.641Z.
Data from the Federal Register API; the published Federal Register document is authoritative. Informational only, not legal advice.