There are twelve regional circuits in the federal judiciary system, including the District of Columbia Circuit, and each one has a United States court of appeals. The U.S. Court of Appeals for the Fourth Circuit hears appeals from the district courts in the states of Maryland, North Carolina, South Carolina, Virginia and West Virginia. There are nine federal district courts located within the Fourth Circuit. The court also hears appeals from federal administrative agencies, such as the Benefits Review Board and the Board of Immigration Appeals. The court is headquartered and normally hears oral arguments in Richmond, Virginia. The court also hears arguments at various law schools within the circuit on a periodic basis.