# Air Plan Revisions; California; Antelope Valley Air Quality Management District; New Source Review; Stationary Source Permits

**Action Urgency Score:** 30/100

| Field | Value |
|---|---|
| Agency | Environmental Protection Agency |
| Type | Final rule |
| Action | Final rule. |
| Published | 2026-07-16 |
| Effective | 2026-08-17 |
| Significant | No |
| CFR parts | 40 CFR 52 |
| Summary | The Environmental Protection Agency (EPA) is finalizing an approval of seven permitting rules as a revision to the Antelope Valley Air Quality Management District (AVAQMD or "District") portion of the California State Implementation Plan (SIP). These revisions concern the District's New Source Review (NSR) permitting program for new and modified sources of air pollution under part D of title I of the Clean Air Act (CAA or "Act"). The revised rules address deficiencies identified in a previous limited disapproval action, correct a newly identified deficiency for one permitting rule, and incorpo |
| Document number | 2026-14317 |

## Why this score
- Final rule.

Source: Federal Register API (Office of the Federal Register) (https://www.federalregister.gov/documents/2026/07/16/2026-14317/air-plan-revisions-california-antelope-valley-air-quality-management-district-new-source-review). Last refreshed: 2026-11-04T21:40:49.974Z.
Data from the Federal Register API; the published Federal Register document is authoritative. Informational only, not legal advice.