Clean Air Act Operating Permit Program Revisions; California; Amador County Air Pollution Control District, Calaveras County Air Pollution Control District, Great Basin Unified Air Pollution Control District, Northern Sierra Air Quality Management District
Abstract
The Environmental Protection Agency (EPA) is proposing to approve revisions to four State of California air districts' Clean Air Act title V program rules to remove emergency affirmative defense provisions. The four districts are the Amador County Air Pollution Control District (ACAPCD), the Calaveras County Air Pollution Control District (CCAPCD), the Great Basin Unified Air Pollution Control District (GBUAPCD), and the Northern Sierra Air Quality Management District (NSAQMD) ("Districts"). This proposed action is being taken in accordance with Federal regulations and the Clean Air Act (CAA or "Act"). We are taking comments on these proposed revisions and plan to follow with a final action.
Federal Register Source
This document is published by the Office of the Federal Register, National Archives and Records Administration. Access the full regulatory text, preamble, and docket comments below.
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Frequently Asked Questions
What is the 2026-15362 Federal Register document?
Document 2026-15362 is a Proposed Rule published by the Environmental Protection Agency in the Federal Register on July 30, 2026. The Environmental Protection Agency (EPA) is proposing to approve revisions to four State of California air districts' Clean Air Act title V program rules to remove emergency affirmative defense provisions. The four districts are the Amador County Air Pollution Control District (ACAPCD), the Calaveras County Air Pollution Control District (CCAPCD), the Great Basin Unified Air Pollution Control District (GBUAPCD), and the Northern Sierra Air Quality Management District (NSAQMD) ("Districts"). This proposed action is being taken in accordance with Federal regulations and the Clean Air Act (CAA or "Act"). We are taking comments on these proposed revisions and plan to follow with a final action. View the original at https://www.federalregister.gov/documents/2026/07/30/2026-15362/clean-air-act-operating-permit-program-revisions-california-amador-county-air-pollution-control.
Is document 2026-15362 an economically significant rule?
No. Document 2026-15362 is not classified as economically significant under Executive Order 12866. Economically significant rules require OIRA review and are estimated to have impacts of $100 million or more per year.