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

The U.S. Supreme Court's current term includes cases involving guns, gender-affirming medical care for transgender minors, ...

The Supreme Court appeared ready Tuesday to allow challenges to EPA rules on air pollution in local courts across the country ...

The United States Supreme Court has issued a significant ruling in the case of San Francisco v. EPA, directing the ...

The U.S. Supreme Court dealt a blow to the Environmental Protection Agency in a ruling on Tuesday involving a wastewater ...

Utah, in a joint effort with the state of Oklahoma, argued before the Supreme Court against the Environmental Protection ...

Arguments over the proper jurisdiction for cases related to ozone pollution and biofuel mandates proved complicated for the ...

The future of water pollution regulation in Pennsylvania is murky following a U.S. Supreme Court ruling that narrowed the ...

The Supreme Court on Tuesday struck down rules regulating ... liberal justices dissented in part from Tuesday’s ruling, arguing that the EPA had the authority to impose generic prohibitions ...

An environmental lawyer who wrote an amicus brief in San Francisco v. EPA believes a criticized ruling actually means tougher standards.

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 Environmental Protection Agency lost its Supreme Court battle over generic permit standards for wastewater discharges on Tuesday. In a 5-4 decision, the high court sided with the city of San ...