Data / Federal rules / 2025-09293

Air Plan Approval; Texas and Oklahoma; Texas Regional Haze Plans for the First and Second Implementation Periods and Five-Year Progress Report; Oklahoma Regional Haze Plan for the First Implementation Period

The Environmental Protection Agency published this proposed rule in the Federal Register on May 23, 2025. Comments closed on June 23, 2025.

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What the agency says

The Environmental Protection Agency (EPA) is proposing to approve regional haze State Implementation Plan (SIP) revisions submitted by the Texas Commission on Environmental Quality (TCEQ), dated March 20, 2014, and July 20, 2021, as satisfying applicable requirements under the Clean Air Act (CAA or Act) and EPA's Regional Haze Rule (RHR). Additionally, the EPA is proposing to approve portions of the 2009 Texas Regional Haze SIP submission and portions of the 2010 Oklahoma Regional Haze SIP submission that relate to reasonable progress requirements for the first planning period from 2007 through 2018. Finally, the EPA is also withdrawing its 2023 proposed disapprovals regarding Texas's and Oklahoma's first planning period SIPs and its 2024 proposed action regarding Texas's second planning period SIP. The EPA is taking this action pursuant to sections 110 and 169A of the Act.

Key facts

Document number: 2025-09293
Type: Proposed rule
Action: Proposed rule and withdrawal of proposed rule
Agency: Environmental Protection Agency
Published: May 23, 2025
Comments due: June 23, 2025
Dates: Written comments must be received on or before June 23, 2025.
Docket: EPA-R06-OAR-2025-0197; FRL-12217-01-R6
Code of Federal Regulations: 40 CFR 52
Topics: Air pollution control; Environmental protection; Incorporation by reference; Intergovernmental relations; Nitrogen dioxide; Ozone; Particulate matter; Reporting and recordkeeping requirements; Sulfur oxides
Pages: 33

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 May 2025

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