The D.C. Circuit granted hydrofluorocarbon (HFC) manufacturers' petitions to review a 2016 EPA rule that rendered certain HFCs unacceptable for various uses in aerosols, motor vehicle air…

The D.C. Circuit upheld EPA's denial of a petition to reconsider an Agency rule allocating production allowances for hydrochlorofluorocarbons (HCFCs), ozone-depleting refrigerants. The…

The Federal Circuit, in a case involving an electronics manufacturer's challenge to excise taxes on the use of ozone depleting chemicals (ODCs), reversed a lower court decision ordering the…

The D.C. Circuit remanded an EPA rule that retroactively altered allowances for controlling the production, import, and export of hydrochlorofluorocarbons that had been allowed under prior…