EPA finalizes MY 2027 heavy-duty truck NOx standards; first step in Clean Trucks Plan
Green Car Congress
DECEMBER 21, 2022
Relative to current rules, the new standards are more than 80% stronger, increase useful life of governed vehicles by 1.5–2.5 The announcement is the first of three major actions being taken under EPA’s Clean Trucks Plan , announced in August 2021, which will move the US heavy-duty trucking fleet towards low-carbon and electric technologies.
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