Data / Federal rules / 2025-11341

New Source Performance Standards and National Emission Standards for Hazardous Air Pollutants; Delegation of Authority to Louisiana

The Environmental Protection Agency published this proposed rule in the Federal Register on June 23, 2025. Comments closed on July 23, 2025.

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What the agency says

The Louisiana Department of Environmental Quality (LDEQ) has submitted updated regulations for receiving delegation and approval of its program for the implementation and enforcement of certain New Source Performance Standards (NSPS) and National Emission Standards for Hazardous Air Pollutants (NESHAP) for all sources, as provided for under previously approved delegation mechanisms. The updated State regulations incorporate by reference certain NSPS and NESHAP promulgated by the Environmental Protection Agency (EPA), as they existed through July 1, 2021. EPA is providing notice that it is updating the delegation of certain NSPS to LDEQ and proposing to approve the delegation of certain NESHAP to LDEQ. The proposed delegation of authority under this action does not apply to sources located in Indian country.

Key facts

Document number: 2025-11341
Type: Proposed rule
Action: Proposed rule
Agency: Environmental Protection Agency
Published: June 23, 2025
Comments due: July 23, 2025
Dates: Written comments on this proposed rule must be received on or before July 23, 2025.
Docket: EPA-R06-OAR-2010-1054; FRL-12688-01-R6
Code of Federal Regulations: 40 CFR 60; 40 CFR 61; 40 CFR 63
Topics: Administrative practice and procedure; Air pollution control; Business and industry; Carbon oxides; Environmental protection; Hazardous substances; Intergovernmental relations; Nitrogen oxides; Ozone; Radioactive materials; Reporting and recordkeeping requirements; Sulfur oxides; Uranium; Vinyl chloride; Volatile organic compounds
Pages: 5

The document on federalregister.gov PDF

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Everything from the Environmental Protection Agency · Rules on administrative practice and procedure · Rules on air pollution control · Rules on business and industry · Published in June 2025

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