Panel Vacates ‘Unreasonable’ Part Of Vehicle Fuel Economy Calculation In EPA Rule

( June 27, 2025, 1:38 PM EDT) -- NEW ORLEANS — A Fifth Circuit U.S. Court of Appeals panel granted a petition for review to a group of organizations that provide products and support for the gasoline industry and vacated part of an equation developed by the U.S. Environmental Protection Agency to calculate vehicle fuel economy in a final rule designed to reduce harmful air pollutants and greenhouse gas emissions, calling the challenged portion “unreasonable and unreasonably explained.”...