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Final Rule

National Emission Standards for Hazardous Air Pollutants; Delegation of Authority to Oklahoma

Final rule.

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Summary:

The Oklahoma Department of Environmental Quality (ODEQ) has submitted updated regulations for receiving delegation and approval of its program for the implementation and enforcement of certain 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 NESHAP promulgated by the Environmental Protection Agency (EPA), as they existed through June 30, 2022. The EPA is providing notice that it is taking final action to approve the delegation of certain NESHAP to ODEQ. The final delegation of authority under this action applies to sources located in certain areas of Indian country as discussed herein.

Key Dates
Citation: 90 FR 26213
This rule is effective on July 21, 2025.
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Topics:
Administrative practice and procedure Air pollution control Business and industry Environmental protection Hazardous substances Intergovernmental relations Nitrogen oxides Ozone Radioactive materials Reporting and recordkeeping requirements Sulfur oxides Uranium Vinyl chloride Volatile organic compounds

Document Details

Document Number2025-11265
FR Citation90 FR 26213
TypeFinal Rule
PublishedJun 20, 2025
Effective DateJul 21, 2025
RIN-
Docket IDEPA-R06-OAR-2020-0086
Pages26213–26221 (9 pages)
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