Environmental Committee of the Florida Electric Power Coordinating Group, Inc. v. Environmental Protection Agency
The D.C. Circuit, 2-1, granted in part and denied in part petitions to review EPA's SIP call for 35 states and the District of Columbia. A group of about half these states as well as companies subject to those SIPs sued, arguing EPA misinterpreted its authority under the CAA when it called for SIPs ...
Texas v. United States Environmental Protection Agency
The Fifth Circuit, 2-1, denied petitions to review EPA's 2016 designation of two counties in Texas as nonattainment for the 2010 sulfur dioxide NAAQS. The state of Texas and the owner of a power plant located in one of the counties sought to have the designation vacated, arguing it violated the CAA ...
West Virginia v. United States Environmental Protection Agency
The Fourth Circuit, 2-1, granted West Virginia's motion to stay EPA's disapproval of its SIP addressing "good neighbor" obligations under the revised 2015 air quality standards for ozone. EPA's disapproval found the state would still contribute significantly to nonattainment or interfere with mainte...
Annual Supreme Court Review and Preview
The U.S. Supreme Court's October Term 2022 had major implications for environmental law, including its most significant Clean Water Act decision ever. Upcoming cases in October Term 2023 have the potential to be just as impactful. On September 25, 2023, the Environmental Law Institute hosted a panel of experts who provided an overview of key rulings and major take-aways from the Court’s prior term, and discussed cases that have been granted review or are likely to be considered by the justices in the upcoming term.