New Source Review (NSR) Permitting
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Congress established the New Source Review (NSR) Permitting program as part of the 1977 Clean Air Act Amendments.
Basic Information
- Learn about New Source Review:
- NSR basics: Core Principles of the EPA’s Air Permitting Programs
- What are permits?
- Who issues permits?
- Learn about General Conformity
Laws, Regulatory Actions, and Guidance
Where You Live
Types of CAA Permits
- Outer Continental Shelf and Deepwater Permits
- NSR Permitting (this website)
- Title V Operating Permits
- Tribal Permits
Environmental Justice in Air Permitting
In order to fulfill the directives in the Executive Order on Tackling the Climate Crisis at Home and Abroad and the Executive Order on Protecting Public Health and the Environment and Restoring Science to Tackle the Climate Crisis, EPA will commit to advancing environmental justice in permitting by expanding upon existing best practices for considering environmental justice in permitting.
- Environmental Justice in Air Permitting Principles
- EJ 2020 Action Agenda: EPA's Environmental Justice Strategy
- EPA Legal Tools to Advance Environmental Justice
- Interim Environmental Justice and Civil Rights in Permitting Frequently Asked Questions
- Plan EJ 2014: Considering Environmental Justice in Permitting
News and Announcements
December 21, 2022 - Environmental Justice in Air Permitting Principles
November 16, 2022 - EPA determined that the owners and operators of the shuttered St. Croix refinery must apply for and obtain a new air pollution permit before operating the refinery. For more information on this determination and on the EPA Reactivation Policy, see https://www.epa.gov/vi/refinery-st-croix-us-virgin-islands.
October 7, 2022 - EPA proposes reconsideration of Fugitive Emissions Rule. The EPA is extending the comment period on the proposed rule to February 14, 2023.
April 21, 2022 - White Paper: Available and Emerging Technologies for Reducing Greenhouse Gas Emissions from Combustion Turbine Electric Generating Units
October 13, 2021 - Notice of Action Denying Petition for Reconsideration and Administrative Stay of the Project Emissions Accounting Rule