Mealey's (February 21, 2023, 9:08 AM EST) -- CINCINNATI — A Sixth Circuit U.S. Court of Appeals remanded, but did not vacate, a U.S. Environmental Protection Agency decision to remove an air nuisance rule (ANR) from Ohio’s state implementation plan (SIP) to the agency for review because the EPA sought voluntary remand and Ohio, the only party to oppose remand, failed to provide rationale for its position....