Status: Waste Prevention Rule vacated except with respect to specified severable provisions. [ 10/08/2020 ]
Description: Challenge to United States Bureau of Land Management’s final rule concerning methane emissions from oil and gas operations on federal and tribal lands.
Description: Challenge to component of New York Clean Energy Standard that provided payments to certain nuclear facilities providing "zero-emission" power.
Status: Appeal dismissed as to the New York Attorney General and dismissal of complaint affirmed as to Massachusetts Attorney General. [ 03/15/2022 ]
Description: Action by Exxon Mobil Corporation to bar enforcement of civil investigative demand issued by Massachusetts attorney general and subpoena issued by New York attorney general.
Status: Minnesota said it would not pursue appeal. [ 08/22/2016 ]
Description: Challenge to Minnesota law that prohibits importation of power from large energy facilities that would contribute to statewide greenhouse gas emissions.