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Related Topics:
  • Federal Air Rules for Reservations
Contact Us

Guidance for Using the FARR Online Reporting System

FARR Online Reporting System
  • Log in to EPA's Central Data Exchange (CDX)

The documents below will help you learn how to use the Federal Air Rules for Reservations (FARR) Online Reporting System (part of EPA's Central Data Exchange).

Questions? Call the FARR Hotline at 1-800-424-4372 for assistance.


  • Guidance for Certifying Official Acting as Preparer (pdf) (272.93 KB)
    Use these instructions if you will prepare and certify/sign the report yourself.
  • Guidance for Certifying Official Adding a Preparer (pdf) (390.35 KB)
    Use these instructions if you will authorize someone else to prepare the report for you to certify/sign.
  • FARR Online Reporting System Webinar (pdf) (6.1 MB)
    Overview of the FARR Online Reporting System, including step-by-step screenshots.
Contact Us to ask a question, provide feedback, or report a problem.
Last updated on March 11, 2022
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