D.C. Circuit Hears Oral Arguments on the Mercury and Air Toxics Standards

On December 10, 2013, the U.S. Court of Appeals for the D.C. Circuit heard oral arguments in White Stallion Energy Center LLC v. EPA and Utility Air Regulatory Group v. EPA, involving challenges to the Mercury and Air Toxics Standards (MATS) and the new Utility New Source Performance Standards (NSPS), respectively. Both cases will be decided by Judges Garland, Rogers, and Kavanaugh. The general consensus of observers following oral argument is that the court is unlikely to vacate either rule.

View the PDF for an entire summary of the case.