Data / Federal rules / 2026-01324

Air Plan Approval; Montana; Revisions to Western Sugar Stipulation

The Environmental Protection Agency published this proposed rule in the Federal Register on January 23, 2026. Comments closed on February 23, 2026.

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What the agency says

The Environmental Protection Agency (EPA) is proposing to approve revisions to the Montana State Implementation Plan (SIP). These revisions specifically address sulfur dioxide (SO<INF>2</INF>) emission limits and associated requirements related to the Western Sugar Cooperative facility in Billings, Montana. The EPA is taking this action pursuant to the Clean Air Act (CAA).

Key facts

Document number: 2026-01324
Type: Proposed rule
Action: Proposed rule
Agency: Environmental Protection Agency
Published: January 23, 2026
Comments due: February 23, 2026
Dates: Written comments must be received on or before February 23, 2026.
Docket: EPA-R08-OAR-2025-2070; FRL-13177-01-R8
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 January 2026

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.