Status: EPA's motion for voluntary vacatur granted. [ 04/05/2021 ]
Description: Challenge to EPA rule setting a threshold for determining whether greenhouse gas emissions from new source performance standard source categories contribute significantly to dangerous air pollution.
Description: Clean Air Act citizen suit seeking to compel EPA to respond to petitions requesting that EPA object to Title V permits issued by the Texas Commission on Environmental Quality for eight facilities.
Status: Unopposed motion for 30-day abeyance granted and revised briefing schedule set. [ 05/09/2022 ]
Description: Challenge to revisions to the Refrigerant Management Program’s 2016 extension to substitute refrigerants (originally consolidated with industry challenge to 2016 rule (Nos. 17-1016 and 17-1017)).
Status: Motion for voluntary dismissal without prejudice granted. [ 11/22/2019 ]
Description: Protective petition for review filed to challenge National Highway Traffic Safety Administration's rule withdrawing California’s waiver for its greenhouse gas and zero-emission vehicle (ZEV) program and preempting state programs.
Description: Proceedings challenging the National Highway Traffic Safety Administration's rule preempting state limits on tailpipe greenhouse gas emissions and zero-emission vehicle mandates and EPA's withdrawal of California's waiver.