Vehicle Classifications for expressways

Vehicle Classifications		Types of vehicles
Light Vehicles Etc.		Light Vehicles Motorcycles (including those with side-cars)
Standard Vehicles		Small-size vehicles (not including motorcycles and motorcycles with side-cars) Standard passenger vehicles Trailers (consolidated vehicles of a light vehicle and trailer (one axle))
Mid-size Vehicles		Standard trucks (gross vehicle weight less than 8t, a maximum loading capacity of less than 5t and 3 axles or less, and semi-trailer trucks with 2 axles and not consolidated with a trailer) Microbus (seating capacity of 11 persons or more and 29 persons or less, and a gross vehicle weight less than 8t) Trailers (consolidated vehicles of a light vehicle and trailer (two axles or more), and consolidated vehicles of a standard vehicle and trailer (one axle))
Oversized Vehicles		Standard trucks (gross vehicle weight of 8t or more, a maximum loading capacity of 5t or more and 3 axles or less, and a gross vehicle weight of 25t or less (however, 20t or less where the farthest-axle distance is less than 5.5m and the vehicle length is less than 9m and 22t or less where the farthest-axle distance is 7m or more and the vehicle length is 9m or more and less than 11m) and 4 axles) Buses (regular route buses with a seating capacity of 30 persons or more or a gross vehicle weight of 8t or more, or a gross vehicle weight of 8t or more, a seating capacity of 29 persons or less and a vehicle length less than 9m) Trailers (consolidated vehicles of a standard vehicle and trailer (2 axles or more), consolidated vehicle of a mid-size vehicle and trailer (one axle), and consolidated vehicle of an oversized vehicle and trailer (one axle))
Extra Large Vehicles		Standard trucks (4 axles or more and not including standard trucks classified as oversize vehicles) Trailers (consolidated vehicles of a mid-size vehicle and trailer (2 axles or more), consolidated vehicles of an oversize vehicle and trailer with a combined total of 4 axles or more, or a consolidated vehicle with an extra large vehicle towing) Oversized Special Vehicles Buses (seating capacity of 30 persons or more, or a gross vehicle weight of 8t or more and a vehicle length of 9m or more (not including regular route buses))

Vehicle classifications are decided at tollgates depending on the type of vehicle (form, specification, passenger or truck type, etc.). We may ask for vehicle inspection certificates as some vehicles are difficult to classify such as special usage vehicles, etc.