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  2. Federal Air Rules for Reservations

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 FARR Online Reporting System (part of EPA's Central Data Exchange, or CDX).

Questions? Call the FARR Hotline at 1-800-424-4372 (option 3) for assistance.


  • Step-by-Step Guide for New CDX and Login.gov Users (pdf) (873.04 KB)
    How to set up a CDX account for using the FARR Online Reporting System.
  • 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 Slides (pdf) (6.1 MB)
    Overview of the FARR Online Reporting System.

Federal Air Rules for Reservations

  • Burn Bans
  • Open Burning
  • Air Operating Permits
  • Registration and Reporting
  • Controlling Air Emissions
  • About FARR
Contact Us About the Federal Air Rules for Reservations (FARR)
Contact Us to ask a question, provide feedback, or report a problem.
Last updated on January 21, 2025
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