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Reformulated gasoline

Energy Future Coalition v. Environmental Protection Agency

The D.C. Circuit upheld an EPA regulation that requires automobile manufacturers to use "commercially available" fuel when testing the emissions of new vehicles under the CAA. Several producers of E30, a fuel that contains 30% ethanol,...

Grocery Manufacturers Ass'n v. Environmental Protection Agency

The D.C. Circuit denied a petition to rehear trade associations' lawsuits challenging two EPA decisions approving the introduction of E15—a blend of gasoline and 15 percent ethanol—for use in select motor vehicles and engines. Trade...

In re Methyl Tertiary Butyl Ether Prods. Liab. Litig.

The court denies most of oil companies' motions to dismiss in a class action suit brought by individual well owners claiming that the companies knowingly caused methyl tertiary butyl ether (MTBE) contamination of their groundwater. The...