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  2. Permitting Under the Clean Air Act

Air Permitting Delegations in EPA's New England Region

EPA's New England Region (Region 1) serves Connecticut, Maine, Massachusetts, New Hampshire, Rhode Island, Vermont and 10 Tribal Nations

All Region 1 states have EPA-approved Title V operating permit programs. In addition, all Region 1 states have either SIP-approved NSR/PSD permitting programs or the state has been delegated as the permitting authority for NSR/PSD permits by EPA.

  • Connecticut
  • Maine
  • Massachusetts
  • New Hampshire
  • Rhode Island
  • Vermont

Connecticut

Title V Operating Permit Program
Effective Date of Title V Program is April 23, 1997
Effective Date of Full Approval is May 31, 2002

  • Final Interim Approval - Connecticut
  • Proposed Interim Approval - Connecticut
  • Final Full Approval - Connecticut
  • Proposed Full Approval - Connecticut (08/13/2001)
  • Proposed Full Approval - Connecticut (03/15/2002)

Maine

Title V Operating Permit Program
Effective Date of Title V Program is March 24, 1997
Effective Date of Full Approval is December 17, 2001

  • Final Interim Approval - Maine
  • Proposed Interim Approval - Maine
  • Final Full Approval - Maine
  • Proposed Full Approval - Maine

Massachusetts

Title V Operating Permit Program
Effective Date of Title V Program is May 15, 1996
Effective Date of Full Approval is November 27, 2001

  • Correction to Final Interim Approval - Massachusetts
  • Final Interim Approval - Massachusetts
  • Direct Final Interim Approval - Massachusetts
  • Proposed Interim Approval - Massachusetts
  • Final Full Approval - Massachusetts
  • Proposed Full Approval - Massachusetts

PSD/NSR Permit Program
Effective Date of PSD Program Delegation is April 11, 2011

  • EPA-MassDEP PSD Delegation Agreement (pdf) (2 MB)

New Hampshire

Title V Operating Permit Program
Effective Date of Title V Program is November 1, 1996
Effective Date of Full Approval is November 23, 2001

  • Final Interim Approval - New Hampshire
  • Proposed Interim Approval - New Hampshire
  • Final Full Approval - New Hampshire
  • Proposed Full Approval - New Hampshire

Rhode Island

Title V Operating Permit Program
Effective Date of Title V Program is July 5, 1996
Effective Date of Full Approval is November 30, 2001

  • Final Interim Approval - Rhode Island
  • Proposed Interim Approval - Rhode Island
  • Final Full Approval - Rhode Island
  • Proposed Full Approval - Rhode Island

Vermont

Title V Operating Permit Program
Effective Date of Title V Program is November 1, 1996
Effective Date of Full Approval is November 30, 2001

  • Final Interim Approval - Vermont
  • Proposed Interim Approval - Vermont
  • Final Full Approval - Vermont
  • Proposed Full Approval - Vermont

Region 1 CAA Permitting Focus

  • CAA Permitting in EPA's New England Region
  • Air Permitting Delegations
  • EPA-issued CAA Permits for Region 1
  • CAA Public Comment Opportunities in Region 1
State/Tribal/Local Permitting Authorities
  • CT
  • ME
  • MA
  • NH
  • RI
  • VT
  • Mohegan Tribe
  • Mashantucket Pequot Tribe

National Supporting Resources

  • CAA Permitting Home
  • New Source Review (NSR) Program
  • Title V Program
  • Tribal Permit Program
  • Outer Continental ​Shelf Permit Program
  • CAA Permitting Tools & ​Related Resources
  • Air Permitting Terms
  • Where You Live

Air Permitting Policy & Guidance

  • Search Documents
  • NSR Policy & Guidance
  • Title V Policy & Guidance
  • Title V Petition Database

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)
    • Southeastern Region (R4)
    • Great Lakes Region (R5)
    • South Central Region (R6)
    • Midwest Region (R7)
    • Mountains and Plains Region (R8)
    • Pacific Southwest Region (R9)
      • Air Permit Delegation and PSD SIP Approval
      • Electronic Permit System and Dashboards
      • Pending and Issued Permits
      • About NSR Permitting
      • About OCS Permitting
      • About PSD Permitting
      • About Title V Permitting
      • Permitting in Arizona
      • Permitting in California
      • Permitting in Hawai'i and Pacific Islands
      • Permitting in Nevada
    • Pacific Northwest Region (R10)
  • CAA Permitting Tools & ​Related Resources
  • Outer Continental Shelf Air Permits
Contact Us About Permitting Under the Clean Air Act
Contact Us to ask a question, provide feedback, or report a problem.
Last updated on March 25, 2025
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