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  2. Fuels Registration, Reporting, and Compliance Help

Release Notes for the EPA Moderated Transaction System (EMTS)

This PDF document lists changes in the latest version of the EPA Moderated Transaction System (EMTS). EMTS is used to report Renewable Fuel Standard (RFS) RIN transactions and Fuels Averaging, Banking, and Trading (ABT) Credits.

  • Release Notes for EMTS v9.2.2 (pdf) (74.83 KB, March 2025)
  • Release Notes for EMTS v9.2.1 (pdf) (77.1 KB, February 2025)
  • Release Notes for EMTS v9.2 (pdf) (249.3 KB, February 2025)  (Set Rule)
  • Release Notes for EMTS v9.1 (pdf) (199.06 KB, December 2024)  (Set Rule)
  • Release Notes for EMTS v9.0.3 (pdf) (104.72 KB, September 2024)
  • Release Notes for EMTS v9.0 (pdf) (118.34 KB, September 2024)  (Set Rule)
  • Release Notes for EMTS v8.0.7 (pdf) (101 KB, August 2024)
  • Release Notes for EMTS v8.0.5 and 8.0.6 (pdf) (101.88 KB, July 2024)
  • Release Notes for EMTS v8.0 (pdf) (173.17 KB, June 2024)  (Set Rule)
  • Release Notes for EMTS v5.6 (pdf) (107.49 KB, November 2022)
  • Release Notes for EMTS v5.5 (pdf) (181.97 KB, June 2022)
  • Release Notes for EMTS v5.3 (pdf) (87.62 KB, December 2019)
  • Release Notes for EMTS v5.2 (pdf) (80.36 KB, June 2019)
  • Release Notes for EMTS v5.1 (pdf) (11.62 KB, October 2018)
  • Release notes for EMTS v5.0 (pdf) (151.96 KB, August 2018)
  • Release notes for EMTS v4.5 (pdf) (151.44 KB, December 2017)
  • Release notes for EMTS v4.4 (pdf) (59.23 KB, January 2017)
  • Release notes for EMTS v4.3 (pdf) (27.42 KB, April 2016)
  • Release notes for EMTS v4.2 (pdf) (57.74 KB, November 2015)
  • Release notes for EMTS v4.1 (pdf) (60.17 KB, May 2015)

Fuels Registration, Reporting, and Compliance Help

  • Registration
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    • Attest Engagements
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    • Part 79 Registered Fuels & Fuel Additives
    • Part 80 Registered Companies & Facilities
    • Renewable Fuel Standard
  • Help
    • Searchable Help Index
    • 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 March 19, 2025
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