Data / Federal rules / 2025-20415

Air Plan Approval; AK; Regional Haze Plan for the Second Implementation Period; Extension of Comment Period

The Environmental Protection Agency published this proposed rule in the Federal Register on November 20, 2025. It took effect on October 30, 2025. Comments closed on December 16, 2025.

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What the agency says

The Environmental Protection Agency (EPA) is extending the comment period for the proposed rulemaking entitled "Air Plan Approval; AK; Regional Haze Plan for the Second Implementation Period," that published on October 30, 2025. This will allow interested persons additional time to prepare and submit comments.

Key facts

Document number: 2025-20415
Type: Proposed rule
Action: Proposed rule; extension of comment period
Agency: Environmental Protection Agency
Published: November 20, 2025
Takes effect: October 30, 2025
Comments due: December 16, 2025
Dates: The comment period for the action that published on October 30, 2025 (90 FR 48855), is extended. Written comments must be received on or before December 16, 2025.
Docket: EPA-R10-OAR-2023-0348; FRL-11133-03-R10
Code of Federal Regulations: 40 CFR 52
Topics: Air pollution control; Environmental protection; Incorporation by reference; Intergovernmental relations; Nitrogen dioxide; Ozone; Particulate matter; Reporting and recordkeeping requirements; Sulfur oxides
Pages: 1

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 November 2025

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.