The Tenth Circuit upheld on constitutional grounds Colorado's mandate that 20% of the electricity that generators sell to Colorado consumers come from renewable sources. A conservative energy group claimed that the renewable energy standard will harm out-of-state coal producers in violation of the C...

A district court dismissed Pennsylvania's public nuisance, trespass, and Pennsylvania Unfair Trade Practice and Consumer Protection Law claims against various refiners, manufacturers, marketers, distributors, and suppliers of methyl tertiary butyl ether (MTBE), a gasoline additive. The case is part ...

The U.S. Supreme Court held that a USDA marketing order under the Agricultural Marketing Agreement Act of 1937 requiring raisin producers to participate in a raisin reserve program violates the Fifth Amendment's prohibition against taking property without just compensation. Under the marketing order...

The First Circuit reversed a lower court decision dismissing a lawsuit concerning a proposed offshore wind power generation facility in Nantucket Sound. Opponents of the facility—a town, an advocacy group, and several individuals and businesses in the area—sought to nullify the state's approval ...