The U.S. Supreme Court issued a pair of decisions in EPA v. Calumet Shreveport Refining and Oklahoma v. EPA on June 18, 2025, resolving two related circuit splits regarding proper venue for challenging certain U.S....more
The Environmental Protection Agency, under the Clean Air Act, requires states to work with the EPA to address the interstate transport of air pollution. Under the “Good Neighbor Plan,” the EPA requires each state to implement...more
The Supreme Court ended its 2021 term with a much-anticipated decision in West Virginia v. EPA.1 The 6-to-3 decision held that the Environmental Protection Agency (“EPA”) does not have the authority under Section 111(d) of...more
The U.S. Supreme Court will give the Environmental Protection Agency another chance to justify its rule targeting interstate air pollution. On June 24, 2013, the Court agreed to take up this issue by reviewing a case from the...more