CARB, Industry Spar Over Enforcement In Suit To Block ZEV Truck Fleet Rule

January 3, 2025
Industry groups that are suing to block the California Air Resources Board’s (CARB) Advanced Clean Fleets (ACF) zero-emission truck rule are clashing with board attorneys over the potential for enforcement actions against companies, including for actions taken before EPA acts on the board’s pending request for a federal preemption waiver for the rule. The legal wrangling underscores industry fears that CARB might retroactively enforce portions of the regulation even if it doesn’t receive a waiver, based on “inferences” it is...


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