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  2. Vehicle and Engine Certification

Software Release Notes for the Engines and Vehicles Compliance Information System (EV-CIS)

Provides a list of all system changes made for each software release.

  • EV-CIS Release 37.2 Software Release Notes (pdf) (199.83 KB, June 2025)
  • EV-CIS Release 37.1 Software Release Notes (pdf) (161.4 KB, January 2025)
  • EV-CIS Release 37.0 Software Release Notes (pdf) (181.22 KB, October 2024)
  • EV-CIS Release 36.0 Software Release Notes (pdf) (182.12 KB, April 2024)
  • EV-CIS Release 35.01 Software Release Notes (pdf) (162.22 KB, January 2024)
  • EV-CIS Release 34.1 Software Release Notes (pdf) (149.53 KB, November 2023)
  • EV-CIS Release 34.0 Software Release Notes (pdf) (156.32 KB, May 2023)
  • EV-CIS Release 33-1.0 Software Release Notes (pdf) (153.45 KB, March 2023)
  • EV-CIS Release 33.0 Software Release Notes (pdf) (183.4 KB, July 2022)
  • EV-CIS Release 31.0 Software Release Notes (pdf) (524.34 KB, May 2021)
  • EV-CIS Release 29.0 Software Release Notes (pdf) (78.67 KB, April 2020)
  • EV-CIS Release 28.1 Software Release Notes (pdf) (176.4 KB, January 2020)
  • EV-CIS Release 28.0 Software Release Notes (pdf) (230.86 KB, October 2019)
  • EV-CIS Release 27.0 Software Release Notes (pdf) (189.04 KB, March 2019)
  • Verify Release 26.2 Software Release Notes (pdf) (79.57 KB, August 2018)
  • Verify Release 26.0 Software Release Notes (pdf) (64.86 KB, April 2018)
  • Verify Release 25.0 Software Release Notes (pdf) (69 KB, December 2017)
  • Verify Release 24.0 Software Release Notes (pdf) (75.47 KB, August 2017)
  • Verify Release 22.0 Software Release Notes (pdf) (53.57 KB, October 2016)
  • Verify Release 21.0 Software Release Notes (pdf) (103.36 KB, August 2016)
  • Verify Release 20.0 Software Release Notes (pdf) (66.91 KB, February 2016)
  • Verify Release 19.0 Software Release Notes (pdf) (62.45 KB, December 2015)
  • Verify Release 18.0 Software Release Notes (pdf) (56.54 KB, September 2015)
  • Verify Release 17.0 Software Release Notes (pdf) (46.33 KB, June 2015)
  • Verify Release 16.1 Software Release Notes (pdf) (0 bytes, January 2015)
  • Verify Release 16.0 Software Release Notes (pdf) (55.35 KB, December 2014)

Vehicle and Engine Certification

  • Onroad
  • Nonroad
  • EV-CIS
Contact Us about Vehicle and Engine Certification
Contact Us about Vehicle and Engine Certification to ask a question, provide feedback, or report a problem.
Last updated on June 18, 2025
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