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Proposed ruleComments close Dec. 7, 2026

Approval and Promulgation of State Plans for Designated Facilities and Pollutants; Arizona; Control of Emissions From Existing Municipal Solid Waste Landfills

Built by the Tribune's code from the Federal Register. No AI wrote this page. Published in the Federal Register Nov. 5, 2026. Document 2026-22585. Updated Nov. 7, 2026.

Open for public comment until Dec. 7, 2026. Comment on Regulations.gov

What it does

The Environmental Protection Agency (EPA) is proposing to approve a State plan submitted by the Maricopa County Air Quality Department (MCAQD). This plan pertains to the regulation of landfill gas and its components from existing municipal solid waste (MSW) landfills. Maricopa's county plan was submitted in response to the EPA's promulgation of Emissions Guidelines and Compliance Times for MSW landfills. This action is being taken under the Clean Air Act (CAA).

The Environmental Protection Agency's summary, as published in the Federal Register.

What it would change

1 part of Title 40 of the Code of Federal Regulations:

40 CFR 62

What happens next and when

Written comments must be received on or before December 7, 2026.

The agency's dates, word for word.

Document number2026-22585
ActionProposed rule.
AgenciesEnvironmental Protection Agency
PublishedNov. 5, 2026
Comments closeDec. 7, 2026
DocketEPA-R09-OAR-2026-5710

Source: the Federal Register (public domain). The document in the Federal Register