Data / Federal rules / 2025-04990

Review of New Source Performance Standards for Stationary Combustion Turbines and Stationary Gas Turbines; Reopening of Comment Period

The Environmental Protection Agency published this proposed rule in the Federal Register on March 25, 2025. It took effect on December 13, 2024. Comments closed on April 15, 2025.

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What the agency says

On December 13, 2024, the U.S. Environmental Protection Agency (EPA) proposed amendments to the new source performance standards (NSPS) for new, modified, and reconstructed stationary combustion turbines and stationary gas turbines. The EPA is reopening the public comment period for this proposed rule to allow additional time for stakeholders to review and comment on the proposal. The initial 90-day public comment period, which ended March 13, 2025, is being reopened for an additional 21 days, from March 25, 2025 to April 15, 2025.

Key facts

Document number: 2025-04990
Type: Proposed rule
Action: Proposed rule; reopening of public comment period
Agency: Environmental Protection Agency
Published: March 25, 2025
Takes effect: December 13, 2024
Comments due: April 15, 2025
Dates: The comment period for the proposed rule published on December 13, 2024, at 89 FR 101306, is reopened. Comments must be received on or before April 15, 2025.
Docket: EPA-HQ-OAR-2024-0419; FRL-11542-03-OAR
Regulation ID (RIN): 2060-AW21
Code of Federal Regulations: 40 CFR 60
Significant: Yes, under Executive Order 12866
Pages: 3

The document on federalregister.gov PDF

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Everything from the Environmental Protection Agency · Published in March 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.