A discussion of the Clean Air Act (CAA), its amendments, and significant caselaw pertaining to clean air regulation in the US ...

In 2022, the U.S. Supreme Court overturned the Clean Power Plan, ruling that the EPA lacked authority under section 111 of the federal Clean Air Act to require existing power plants to shift ...

The U.S. Supreme Court declined ExxonMobil's appeal regarding a $14.25 million penalty against the company for environmental ...

With 7 of its ambitious rules for cars, trucks and trains repealed, California officials must find new ways to clean up the nation’s worst air quality. But officials face growing pushback about ...

Leveraging the seldom-used Congressional Review Act, the Senate nullified a waiver granted under the Clean Air Act, marking the first time Congress has taken such action in the law’s half ...

The Supreme Court on Wednesday issued two rulings on where certain challenges to actions taken by the Environmental Protection Agency under the Clean Air Act must be filed. In the […] ...

Air quality was improving across the country after the passage of the 1963 Clean Air Act, Pruitt said, but 10 years ago, progress halted.

Air quality was improving across the country after the passage of the 1963 Clean Air Act, Pruitt said, but 10 years ago, progress halted.

Air quality was improving across the country after the passage of the 1963 Clean Air Act, Pruitt said, but 10 years ago, progress halted.

Air quality was improving across the country after the passage of the 1963 Clean Air Act, Pruitt said, but 10 years ago, progress halted.

Air quality was improving across the country after the passage of the 1963 Clean Air Act, Pruitt said, but 10 years ago, progress halted.