Industry Asks 9th Circuit To Strike EPA Waiver For CARB Small-Engine Rules

February 20, 2025
Outdoor equipment manufacturers are urging the 9th Circuit to overturn a Biden EPA Clean Air Act preemption waiver issued last month allowing California to enforce its landmark rules requiring most new small off-road engines (SORE) to have zero emissions, after the Trump administration declined to ask Congress to rescind the measure. The Feb. 10 suit filed by the Outdoor Power Equipment Institute (OPEI) challenges EPA’s Jan. 6 approval of the California Air Resources Board’s (CARB) “request for an authorization of...


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