NHTSA Begins Two-Step Process To Roll Back Fuel Economy Standards

May 21, 2025
The National Highway Traffic Safety Administration (NHTSA) is poised to begin a two-step process to roll back its vehicle fuel economy standards, starting with a final “interpretive” rule declaring that Biden officials illegally factored electric vehicles (EVs) into the baseline of its standards, and followed by a subsequent proposal to ease the standards. The agency’s strategy is one of numerous efforts by the Trump administration and its allies to scale back federal vehicle emissions and fuel economy rules -- as...


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