Data / Federal rules / 2025-22530

Air Plan Approval; California; San Joaquin Valley Air Pollution Control District

The Environmental Protection Agency published this proposed rule in the Federal Register on December 11, 2025. Comments closed on January 12, 2026.

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What the agency says

The Environmental Protection Agency (EPA) is proposing to approve a revision to the San Joaquin Valley Air Pollution Control District (SJVAPCD or "District") portion of the California State Implementation Plan (SIP) concerning two rules submitted to address section 185 of the Clean Air Act (CAA or the "Act") with respect to the 2008 and 2015 ozone national ambient air quality standards (NAAQS or "standards"). We are taking comments on this proposal and plan to follow with a final action.

Key facts

Document number: 2025-22530
Type: Proposed rule
Action: Proposed rule
Agency: Environmental Protection Agency
Published: December 11, 2025
Comments due: January 12, 2026
Dates: Comments must be received on or before January 12, 2026.
Docket: EPA-R09-OAR-2025-1938; FRL-13058-01-R9
Code of Federal Regulations: 40 CFR 52
Topics: Air pollution control; Environmental protection; Incorporation by reference; Intergovernmental relations; Nitrogen oxides; Ozone; Reporting and recordkeeping requirements; Volatile organic compounds
Pages: 3

The document on federalregister.gov PDF

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Everything from the Environmental Protection Agency · Rules on air pollution control · Rules on environmental protection · Rules on incorporation by reference · Published in December 2025

Read from the Federal Register API, last updated 2026-10-23. The document on federalregister.gov is the official record; dates and dockets can change through later corrections. Free to reuse with credit to SpecStream under CC BY 4.0.