USEPAFR-2026-13398NewsIn force

Air Plan Approval; Oklahoma; Updates to the State Implementation Plan for New Source Review Permitting and General SIP Provisions

Pursuant to the Federal Clean Air Act (CAA or the Act), the Environmental Protection Agency (EPA) is approving identified portions of revisions to the Oklahoma State Implementation Plan (SIP) submitted by the State of Oklahoma designee between 2002 and 2025 to update the Oklahoma New Source Review (NSR) permit program and make general updates to the Oklahoma SIP.

Last changed 4 weeks ago.

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Source

https://www.federalregister.gov/documents/2026/07/02/2026-13398/air-plan-approval-oklahoma-updates-to-the-state-implementation-plan-for-new-source-review-permitting

Canonical document at the regulator. Always cite this URL — not the Vantage detail page — in compliance evidence.

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