Type A TYPE A: A Type “A” school bus is a van conversion or bus constructed utilizing a cutaway front section vehicle with a left-side driver’s door. This definition includes two classifications:  Type A-I, with a Gross Vehicle Weight Rating (GVWR) less than or equal to 14,500 pounds; and Type A II, with a GVWR greater than 14,500 pounds and less that or equal to 21,500 pounds.
Type B TYPE B: A “type B school bus” is a conversion or body constructed and installed upon a van or front-section vehicle chassis, or stripped chassis, with a gross vehicle weight rating of more than 10,000 pounds, designed for carrying more than ten persons.  Part of the engine is beneath or behind the windshield and beside the driver’s seat.  The entrance door is behind the front wheels.
Type C TYPE C: A Type “C” school bus is constructed utilizing a chassis with a hood and front fender assembly.  The entrance door is behind the front wheels. A “type C school bus” also includes a cutaway truck chassis or truck chassis with cab, with or without a left side door, and with a GVWR greater than 21,500 pounds.
Type D TYPE D: A “type D school bus” is a body installed upon a chassis, with the engine mounted in the front, midship or rear, with a gross vehicle weight rating of more than 10,000, designed for carrying more than ten persons. The engine may be behind the windshield and beside the driver’s seat; it may be at the rear of the bus, behind the rear wheels, or midship between the front and rear axles.  The entrance door is ahead of the front wheels.  A type D school bus has a maximum length of 45 feet.
Type III TYPE III: Type III school buses and type III Head Start buses are restricted to passenger cars, station wagons, vans, and buses having a maximum manufacturer’s rated seating capacity of ten or fewer people, including the driver, and a gross vehicle weight rating of 10,000 pounds or less. A “type III school bus” and “type III Head Start bus” must not be outwardly equipped and identified as a type A, B, C, or D school bus or type A, B, C, or D Head Start bus. A van or bus converted to a seating capacity of ten or fewer and placed in service on or after August 1, 1999, must have been originally manufactured to comply with the passenger safety standards.
Shuttle Bus Multifunction School Activity Bus: A multifunction school activity bus is a school bus that meets the definition of a definition of a multifunction school activity in Code of Federal Regulations, title 49, section 571.3. A vehicle that meets the definition of a Type III vehicle is not a multifunction school activity bus.
« Back to Glossary Index