Ethanol Producers Fear CARB Rules Will Delay E15 Introduction In State

November 20, 2025
Ethanol producers from across the country are elevating concerns that the California Air Resources Board (CARB) may significantly delay the introduction of 15 percent ethanol gasoline blends (E15) in the state due to potentially lengthy rulemakings to ensure the fuel is safely dispensed, stored and used. For example, the Renewable Fuels Association (RFA) is objecting to CARB’s Nov. 10 FAQ that states in part that vapor recovery equipment certified for E10 “’will need to be certified for use with E15’...


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