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Final ruleTook effect Feb. 25, 2026

Air Plan Approval; Oklahoma; Revisions to Air Pollution Control Rules

Built by the Tribune's code from the Federal Register. No AI wrote this page. Published in the Federal Register Jan. 26, 2026. Document 2026-01408. Updated Nov. 15, 2026.

What it does

Pursuant to the Federal Clean Air Act (CAA or the Act), the Environmental Protection Agency (EPA) is approving revisions to the State Implementation Plan (SIP) for Oklahoma, submitted to the EPA by the State of Oklahoma designee ("the State") on November 22, 2024. The SIP revisions being finalized address amendments to Subchapter 13, Open Burning.

The Environmental Protection Agency's summary, as published in the Federal Register.

What changed in the regulation

1 part of Title 40 of the Code of Federal Regulations:

40 CFR 52

Wording on eCFR: the day before it took effect and from the day it took effect (first part listed).

Compared with

The Environmental Protection Agency has published 248 final rules in 2026 so far, compared with 263 in all of 2025.

Counted by the Tribune from Federal Register records since Jan. 1, 2025.

What happens next and when

This rule is effective on February 25, 2026.

The agency's dates, word for word.

Document number2026-01408
ActionFinal rule.
AgenciesEnvironmental Protection Agency
PublishedJan. 26, 2026
Effective dateFeb. 25, 2026
DocketEPA-R06-OAR-2025-0012

Source: the Federal Register (public domain). The document in the Federal Register