Data / Federal rules / 2025-07861

Air Plan Approval; Ohio; Nitrogen Oxide Budget Program

The Environmental Protection Agency published this final rule in the Federal Register on May 8, 2025. It took effect on July 7, 2025. Comments closed on June 9, 2025.

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What the agency says

The Environmental Protection Agency (EPA) is approving revisions to the Ohio State Implementation Plan (SIP) submitted by the Ohio Environmental Protection Agency (Ohio EPA) on November 4, 2024. The SIP revisions consist of revised Ohio Administrative Code (OAC) rules implementing the Nitrogen Oxide (NO<INF>X</INF>) Budget Program. The revised rules include non-substantive updates to rule language and updates to referenced material.

Key facts

Document number: 2025-07861
Type: Final rule
Action: Direct final rule
Agency: Environmental Protection Agency
Published: May 8, 2025
Takes effect: July 7, 2025
Comments due: June 9, 2025
Dates: This direct final rule will be effective July 7, 2025, unless EPA receives adverse comments by June 9, 2025. If adverse comments are received, EPA will publish a timely withdrawal of the direct final rule in the Federal Register informing the public that the rule will not take effect.
Docket: EPA-R05-OAR-2024-0528; FRL-12551-02-R5
Code of Federal Regulations: 40 CFR 52
Topics: Air pollution control; Environmental protection; Incorporation by reference; Intergovernmental relations; Nitrogen oxides; Reporting and recordkeeping requirements
Pages: 3

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

Read from the Federal Register API, last updated 2026-10-24. The document on federalregister.gov is the official record; dates and dockets can change through later corrections. Free to reuse with credit to SpecStream under CC BY 4.0.