On June 18th, the U.S. Supreme Court issued two rulings determining where challenges to Environmental Protection Agency (EPA) actions under the Clean Air Act must be filed. The Court held challenges to EPA actions that are...more
The Environmental Protection Agency’s implementation of the 2015 National Ambient Air Quality Standards “Good Neighbor Plan” (GNP) was met with a fury of legal challenges (see ELM’s previous coverage of EPA’s GNP here)....more
The week of June 23, 2024, in Ohio v. Environmental Protection Agency, the U.S. Supreme Court clarified in a 5-4 decision that if a federal agency fails to provide a reasoned response to comments raised during the rulemaking...more
The Clean Air Act (“CAA”) envisions states and the federal government working together to improve air quality. Under the CAA, states must develop State Implementation Plans (“SIPs”) to implement National Ambient Air Quality...more
Co-Author Jordan Wimpy The United States Supreme Court issued on June 27th a stay on the Ozone Federal Implementation Plan (i.e, Good Neighbor Rule) while the District of Columbia Circuit Court of Appeals hears and decides...more
On June 27, 2024, the U.S. Supreme Court decided Ohio, et al. v. Environmental Protection Agency, et al., Nos. 23A349, 23A350, 23A351 and 23A384. The Court stayed the enforcement of EPA’s rule against certain States pending...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
A group of state and territorial attorneys general sent a July 28th letter to United States Environmental Protection Agency (“EPA”) Administrator Michael Regan asking that a Clean Air Act National Ambient Air Quality Standard...more