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  2. Permitting Under the Clean Air Act

Summary Letter of Key Requirements for Federal Land Managers (FLMs) Notification Process for New Source Review (NSR) Permit Applications

Letter from Anna Marie Wood, Director of EPA’s Air Quality Policy Division, to Carol McCoy, Chief of the Air Resources Division of the National Park Service (NPS) summarizing the key requirements for the Federal Land Managers (FLMs) notification process for New Source Review (NSR) permit applications for new and modified major sources that may impact Federal Class I areas.

  • U.S. EPA Letter to Carol McCoy, Chief of the Air Resources Division of the National Park Service (NPS) (pdf) (174.93 KB, January 11, 2017)
    Letter from Anna Marie Wood, Director of the EPA’s Air Quality Policy Division, to Carol McCoy, Chief of the Air Resources Division of the National Park Service (NPS) summarizing the key requirements for the Federal Land Managers (FLMs) notification process for New Source Review (NSR) permit applications for new and modified major sources that may impact Federal Class I areas.

Permitting Under the Clean Air Act

  • Clean Air Act Permitting Around the Nation
    • New England Region (R1)
    • New York, New Jersey, Puerto Rico and U.S. Virgin Islands (R2)
    • Mid-Atlantic Region (R3)
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    • Mountains and Plains Region (R8)
    • Pacific Southwest Region (R9)
      • Air Permit Delegation and PSD SIP Approval
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    • Pacific Northwest Region (R10)
  • CAA Permitting Tools & ​Related Resources
  • Outer Continental Shelf Air Permits
Contact Us About Permitting Under the Clean Air Act
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Last updated on April 8, 2025
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