The Supreme Court on Friday turned down ... reasons – pursuing a national policy choice this Court has expressly held the agency lacks authority to make.” The EPA published the methane rule in March.

The Supreme Court’s rulings were the latest in a series of surprising wins for the EPA ... rules that would cut emissions of the planet-warming gas methane as well as mercury.

The Supreme Court on Friday declined to block Biden administration limits on planet-warming methane from oil ... limits on emissions of mercury, a neurotoxin, the rule also requires them to ...

The Biden-era Mercury and Air Toxics Standard is still in force after the Supreme Court in October declined to put the rules on hold after ... fired power plants. The EPA said the exemptions ...