Data / Federal rules / 2025-04036

Air Plan Approval; California; Eastern Kern Air Pollution Control District; Tehama County Air Pollution Control District; San Diego County Air Pollution Control District; Emissions Statement Requirements

The Environmental Protection Agency published this final rule in the Federal Register on March 18, 2025. It took effect on April 17, 2025.

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What the agency says

The Environmental Protection Agency (EPA) is taking final action to approve revisions, under the Clean Air Act (CAA or "Act"), to portions of the California State Implementation Plan (SIP) regarding emissions statements (ES) requirements for the 2015 ozone national ambient air quality standards (NAAQS). In addition, we are approving that the following California nonattainment areas meet the ES requirements for the 2015 ozone NAAQS: Tuscan Buttes, Kern County (Eastern Kern), and San Diego County.

Key facts

Document number: 2025-04036
Type: Final rule
Action: Final rule
Agency: Environmental Protection Agency
Published: March 18, 2025
Takes effect: April 17, 2025
Dates: This rule is effective April 17, 2025.
Docket: EPA-R09-OAR-2023-0625; FRL-11613-02-R9
Code of Federal Regulations: 40 CFR 52
Topics: Air pollution control; Environmental protection; Incorporation by reference; Intergovernmental relations; Nitrogen oxides; Ozone; Particulate matter; 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 March 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.