EPA proposes stringent new emissions standards for light-, medium-, heavy-duty vehicles for MY 2027 and beyond
Green Car Congress
APRIL 13, 2023
In this proposed rule, heavy-duty Class 2b and 3 vehicles are referred to as "medium-duty vehicles" (MDVs) to distinguish them from Class 4 and higher vehicles that remain under the heavy-duty program. transmission technologies, aerodynamic improvements, engine technologies, battery electric powertrains, hydrogen fuel cell powertrains, etc.).
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