The dispute centers around EPA’s decision that 21 states’ plans for ozone pollution failed to meet federal Clean Air Act ...

Announcing big changes to environmental rules doesn't undo facts on the ground overnight. Instead, EPA's announcement is the first step in what is likely to be a lengthy process to remake the rules ...

By a 5-4 vote, the court's conservative majority ruled that the Environmental Protection Agency overstepped its authority under the Clean Water Act with water pollution permits that contain vague ...

The decision undercuts the agency’s Clean Water Act enforcement authority. The Supreme Court on Tuesday ruled that EPA cannot enforce requirements in wastewater permits that “do not spell out ...

The U.S. Supreme Court ruled in favor of San Francisco against the Environmental Protection Agency, backing The City's contention that provisions of a pollution-discharge permit overstepped federal ...

Trump issued an executive order late Thursday night relying on a rarely used provision of the federal labor laws that authorizes the president to exclude agencies from long-standing unionization ...

"If location in D.C. meant that the D.C. Circuit is a hometown court, then this court would be a hometown court for EPA, and I’ve never had that perception," joked Deputy U.S. Solicitor General ...

Only the Supreme Court can stop this “power grab,” Trump’s lawyers argued, as the will of the voters is thwarted.

A federal court judge ruled March 13 that the U.S. Department of Health and Human Services (HHS) cannot require Texas’ ...

Amending federal rules and regulations is different ... its critics will likely sue and the courts could rule against EPA on process grounds. In any event, environmental advocates are likely ...