Autility airport is defined as one which has been designed, constructed, and maintained to accommodate approach category A and B aircraft . The specifications for utility airports are grouped for small aircraft, those of maximum certified takeoff weights of 12,500 lb or less, and large aircraft, those with maximum certified takeoff weight in excess of 12,500 lb

Design specifications for utility airports are governed by the airplane design group and the types of approaches authorized for the airport runway, that is, visual, nonprecision instrument or precision instrument approaches.