Data / Federal rules / 2026-20634

Air Plan Approval; Missouri; Construction Permit Exemptions

The Environmental Protection Agency published this final rule in the Federal Register on October 8, 2026. It takes effect on November 9, 2026.

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What the agency says

The U.S. Environmental Protection Agency (EPA) is approving revisions to the Missouri State Implementation Plan (SIP) received on February 10, 2026. The submission revises Missouri's regulation on construction permit exemptions in its Minor New Source Review (NSR) program. These revisions refine exemptions for emergency generators, update references to other rules, and update recordkeeping requirements. The EPA's final approval of this rule revision is being done in accordance with the requirements of the Clean Air Act (CAA).

Key facts

Document number: 2026-20634
Type: Final rule
Action: Final rule
Agency: Environmental Protection Agency
Published: October 8, 2026
Takes effect: November 9, 2026
Dates: This rule is effective November 9, 2026.
Docket: EPA-R07-OAR-2026-5182; FRL-13486-02-R7
Code of Federal Regulations: 40 CFR 52
Topics: Air pollution control; Carbon monoxide; Environmental protection; Incorporation by reference; Intergovernmental relations; Lead; Nitrogen dioxide; Ozone; Particulate matter; Reporting and recordkeeping requirements; Sulfur oxides; Volatile organic compounds
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 carbon monoxide · Rules on environmental protection · Published in October 2026

Read from the Federal Register API, last updated 2026-10-23. 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.