Stumbled across this "unfinished" (DRAFT) Feb-2005 EPA document;
of specific interest is
Appendix B: Tables of parameters for validation vehicles, page 99:
http://www3.epa.gov/otaq/models/ngm/420p05001.pdf
• Source: EPA420-O-001, February 2005,
Fuel Consumption Modeling of Conventional and Advanced Technology Vehicles in the Physical Emission Rate Estimator (PERE)
Notice the year
2020 MIT vehicle listed in Appendix B!