The U.S. Supreme Court held that the Federal Power Act (FPA) preempts a Maryland program intended to encourage in-state power generation. Maryland selected, through a proposal process, a power generation development company to construct a new power plant. The program requires electric utilities to e...

The D.C. Circuit, in an unpublished opinion, dismissed a petition challenging an EPA computer model that states must use to estimate motor vehicle emissions when developing their strategies to comply with the CAA. Kansas and Nebraska, as well as two nonprofit organizations, alleged that the model is...