Questions About EPA’s Electric Vehicle Rule

The Environmental Protection Agency (EPA) last week posted the pre-Federal Register version of its de facto electric vehicle (EV) sales mandate rule. The rule sets tailpipe greenhouse gas (GHG) and conventional air pollutant emission standards for model year (MY) 2027-2032 passenger cars and pickup trucks. The EPA proposed the rule in May 2023. This post attempts to answer several questions about the final rule and how it differs from the proposed rule.