EPA Approves Montana's Revised Rules for Western Sugar Plant in Billings
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Table of Contents
The EPA has approved updates to the air quality rules for the Western Sugar Cooperative facility in Billings, Montana. This action finalizes Montana’s decision to modify a 1998 agreement that governs emissions from the plant. The EPA’s approval incorporates these changes into the Montana State Implementation Plan, the official document detailing how the state meets federal air quality standards.
Why it matters: This rule makes Montana’s updated requirements for the sugar plant federally enforceable. It updates the federal record to reflect the state’s current rules, ensuring that the plant operates under the revised standards with federal backing. The EPA states this action does not impose any new requirements beyond what the state has already adopted.
Who it affects
- Western Sugar Cooperative’s Billings facility, which must follow the revised monitoring and emission limits.
The EPA published this final rule on May 14, 2026. Readers should consult the Federal Register document for the complete regulatory text and comment responses.
Agency: Environmental Protection Agency
Source: Federal Register — read the official document