( May 17, 2024, 1:22 PM EDT) -- WASHINGTON, D.C. — In denying separate petitions for review filed by a group of biofuel producers and a group of fossil fuel refiners, the majority of a District of Columbia Circuit U.S. Court of Appeals panel found that the Environmental Protection Agency did not act arbitrarily or capriciously by changing standards for renewable fossil fuels under the Clean Air Act’s (CAA) Renewable Fuel Standard program....