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  2. Fuels Registration, Reporting, and Compliance Help

User Guides for OTAQDCFUEL in the Central Data Exchange (CDX)

These documents provide instructions for the Office of Transportation and Air Quality (OTAQ) DCFUEL Reporting System. OTAQDCFUEL is the system for reporting compliance information and is accessed through the Central Data Exchange (CDX).

  • User Guide for OTAQDCFUEL Version 3.01 (pdf) (53 pp, 5.13MB, EPA-420-B-14-080, September 2014)
  • Quick Start Guide for Registration for OTAQDCFUEL Version 3.01 (pdf) (21 pp, 1.61 MB, EPA-420-B-14-086, September 2014)
  • Quick Start Guide for Report Submission in OTAQDCFUEL Version 3.01 (pdf) (19 pp, 1.38 MB, EPA-420-B-14-087, September 2014)

Fuels Registration, Reporting, and Compliance Help

  • Registration
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    • Fuels Program Frequent Questions
Contact Us about Fuels Registration, Reporting, and Compliance Help
Contact Us to ask a question, provide feedback, or report a problem.
Last updated on May 22, 2025
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