# 2026-01408: Oklahoma Burns Barriers: EPA OKs Easier Outdoor Fires

2026-01408, Air Plan Approval; Oklahoma; Revisions to Air Pollution Control Rules, is a Federal Register rule from Environmental Protection Agency published 2026-01-26, effective 2026-02-25 (as of 2026-06-11).

- Canonical: https://policyrisk.com/federal-register/2026-01408
- As of: 2026-06-11
- Plain-text twin of the page above; the HTML and this file carry the same facts.

## Facts
- Document number: 2026-01408
- Title: Air Plan Approval; Oklahoma; Revisions to Air Pollution Control Rules
- Type: Rule
- Agencies: Environmental Protection Agency
- Citation: 91 FR 3046
- Published: 2026-01-26
- Effective: 2026-02-25
- Comments close: not stated
- Significant: no
- Touches household money: no
- Regulation identifier numbers: none
- Last updated: 2026-06-11

## In one line

Oklahoma Burns Barriers: EPA OKs Easier Outdoor Fires

## Summary

Oklahoma updated its air pollution rules to change how open burning is controlled, especially in Oklahoma City and Tulsa areas. The EPA approved these changes, which remove the need for special incinerators in some places and clarify the rules. These updates kick in on February 25, 2026, affecting businesses and residents who burn materials outdoors, with no new costs expected.

## Abstract

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.

## Effects PRIA read

- Air‑curtain incinerator (ACI) rule changes: benefit, low. Oklahoma and the EPA changed the State Implementation Plan for open burning so the requirement to use an Air Curtain Incinerator (ACI) was removed for certain open burning operations in the Oklahoma City and Tulsa Metropolitan Statistical Areas and the requirement for ACI use is limited to Oklahoma…
- SIP changes apply into Indian country (with exclusions): mixed, low. The EPA's approval applies the Oklahoma open burning revisions statewide, including into areas of Indian country in Oklahoma, except for excluded Indian country lands described in the rule (Indian allotments under 18 U.S.C. 1151(c) with unextinguished title; lands held in trust by the United States…
- Revisions incorporated into federal SIP: benefit, low. The EPA incorporated the revised Oklahoma regulations for OAC 252:100, Subchapter 13 (Open Burning) into the Federal Implementation Plan, making them federally enforceable under Clean Air Act sections 110 and 113 as of February 25, 2026. The EPA states these approvals do not impose requirements bey…

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## Sources
- [2026-01408 on federalregister.gov](https://www.federalregister.gov/documents/2026/01/26/2026-01408/air-plan-approval-oklahoma-revisions-to-air-pollution-control-rules)
- [2026-01408 as published (PDF)](https://www.govinfo.gov/content/pkg/FR-2026-01-26/pdf/2026-01408.pdf)

## Related
- [Previous: 2026-01406, Air Plan Approval; Indiana; Regional Haze Plan for the Second Implementation Pe…](https://policyrisk.com/federal-register/2026-01406)
- [Next: 2026-01410, Air Plan Approval; Arkansas; Codification of the State Implementation Plan](https://policyrisk.com/federal-register/2026-01410)
- [All Federal Register documents](https://policyrisk.com/federal-register)

Source: PRIA, https://policyrisk.com/federal-register/2026-01408 (as of 2026-06-11).