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
- What are permits?
- Who issues permits?
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
October 13, 2021 - Notice of Action Denying Petition for Reconsideration and Administrative Stay of the Project Emissions Accounting Rule
July 1, 2021 - Final Error Corrections Rule
October 22, 2020 - Project Emissions Accounting final rule.
August 5, 2020 - Guidance on Plantwide Applicability Limitation Provisions Under the New Source Review Regulations.
December 3, 2019 - "Ambient Air" Guidance
November 26, 2019 - Proposed NSR Error Corrections Rule and Factsheet
November 26, 2019 - "Adjacent" Guidance
November 6, 2019 - New online search features added to NSR Guidance Database
November 5, 2019 - Letter to New Jersey regarding Reconsideration of December 21, 2007 final rule, "Prevention of Significant Deterioration and Nonattainment New Source Review: Reasonable Possibility in Recordkeeping."
October 21, 2019 - 2019 Letter on Granting in Part and Denying in Part a Petition for Reconsideration of the 2007 Ethanol Rule
August 1, 2019 - Proposed Project Emissions Accounting Rule
"We must deliver environmental justice in communities across all America"
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.