Supreme Court Splits on Issue of Which Courts Can Hear EPA Lawsuits

Two separate lawsuits challenged Environmental Protection Agency actions.

6/18/2025|Updated: 6/18/2025

The Supreme Court on June 18 ruled that refineries suing over renewable fuel standards must sue in Washington, but lawsuits over state air pollution plans must be heard in regional courts of appeals.

The court issued rulings in two separate cases involving the Environmental Protection Agency (EPA). Justice Clarence Thomas wrote the majority opinion in both cases.

Matthew Vadum is an award-winning investigative journalist.