The US Environmental Protection Agency (EPA) and US Department of Transportation’s National Highway Traffic Safety Administration (NHTSA) released their long-expected notice of proposed rulemaking (NPRM) to adjust the Congressionally-mandated Corporate Average Fuel Economy (CAFE) and Light-Duty Vehicle Greenhouse Gas Emissions Standards. This Notice of Proposed Rulemaking (NPRM) is the first formal step in setting the 2021-2026 Model Year (MY) standards that must be achieved by each automaker for its car and light-duty truck fleet. The joint proposal also launches the Administration’s initiative to establish a new 50-state fuel economy and tailpipe carbon dioxide emissions standard for passenger cars and light trucks covering MY 2021 through 2026. Specifically, EPA is proposing to withdraw the waiver of CAA preemption for California’s Advanced Clean Car (ACC) program, Zero Emissions Vehicle (ZEV) mandate, and Greenhouse Gas (GHG) standards that are applicable to model years 2021 through 2025. In the larger proposal, EPA and […]