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Air Transport Rule

Contact Us

Thank you for visiting EPA's Transport Rule website, which is maintained by EPA's Clean Air Markets Division within the Office of Air and Radiation.

For media or press inquiries, please visit EPA's Media Contacts site for more information, or call 202-564-4355.

EPA Regional Offices

EPA has ten Regional offices, each of which is responsible for several states and territories. To get information about your Region, select your state or territory from the map below.

Region 1: Connecticut, Maine, Massachusetts, New Hampshire, Rhode Island, Vermont Region 2: New Jersey, New York, Puerto Rico, US Virgin Islands Region 3: Delaware, District of Columbia, Maryland, Pennsylvania, Virginia, West Virginia Region 4: Alabama, Florida, Georgia, Kentucky, Mississippi, North Carolina, South Carolina, Tennessee Region 5: Illinois, Indiana, Michigan, Minnesota, Ohio, Wisconsin Region 6: Arkansas, Louisiana, New Mexico, Oklahoma, Texas Region 7: Iowa, Kansas, Missouri, Nebraska Region 8: Colorado, Montana, North Dakota, South Dakota, Utah, Wyoming Region 9: Arizona, California, Hawaii, Nevada, Pacific Islands Region 10: Alaska, Idaho, Oregon, Washington

Find mailing addresses or phone numbers for EPA Regional offices

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What Questions Does EPA Not Answer?

  • We cannot endorse specific products or technologies.
  • We want to respond to your questions or comments, but we expect conversations to follow the conventions of polite discourse. Therefore, we won’t respond to comments that:
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    • are far off-topic
    • make unsupported accusations.

For comments or questions about this website, please call the Clean Air Markets Division's hotline at 202-343-9620 or e-mail CAMD's web manager

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