High Court's Utility MACT Case May Set Precedent On EPA Air Rules' Costs

The Supreme Court could set a new precedent this year on the extent EPA must consider costs in setting air toxics rules and potentially other emissions, depending on how it decides a case it will hear challenging the agency for not considering economic costs in its decision to regulate power plants with an air toxics rule, sources say. Although the pending case focuses on “a fairly unique provision” of the Clean Air Act that discusses cost reviews for air toxics...