A district court granted 11 states' motion to preliminarily enjoin EPA and the U.S. Army Corps of Engineers from implementing the "waters of the United States" rule, also known as the WOTUS rule or Clean Water Rule. The states demonstrated a likelihood of success on their claims that the rule was pr...

Pennsylvania's highest court largely upheld a temporary injunction enjoining the state environmental agency from enforcing certain regulations governing unconventional oil and gas operations. The court reversed the lower court's issuance of the injunction on just two issues. Contrary to the ruling o...

A district court granted South Carolina's motion to preliminarily enjoin DOE from terminating a mixed-oxide fuel fabrication facility project currently under construction until the case can be decided on its merits. The project is designed to turn weapons-grade plutonium into commercial reactor fuel...