The U.S. Court of Appeals for the Fourth Circuit refused 2-1 August 16 to block a final rule by the Department of Energy setting the first energy efficiency standards for small electric motors. The petition for review, filed by the National Electrical Manufacturers Association, sought to vacate a March 2009 rule setting mandatory standards for two-, four-, and six-pole electric induction motors ranging from 0.25 to 3 horsepower.