Frequent Questions

During the lead phasedown in gasoline, EPA mandated that larger nozzles be installed on gasoline dispensers with leaded fuel and that restrictor plates be installed on the fill pipes of vehicles' fuel tanks, preventing the fueling of cars designed for unl

We did not finalize any provisions beyond fuel pump labeling requirements. We recognized that some potential for misfueling would still exist and continued to discuss options in meetings and workshops with industry to explore simple, cost-effective approaches that could further minimize misfueling potential. Through these discussions, however, no consensus was developed such that the magnitude of the potential misfueling problem would justify the cost and burden associated with additional regulatory controls.

Question and Answer was originally posted at http://www.epa.gov/otaq/diesel/documents/420b06010.pdf
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