01 - Single-Unit Truck (2-axle and GVWR > 10,000 lbs.) is a power unit that includes a permanently mounted cargo body (also called a straight truck) that has only two axles and a GVWR of over 10,000 lbs.
02 - Single-Unit Truck (3 or more Axles) is a power unit that includes a permanently mounted cargo body (also called a straight truck) that has three or more axles. When counting axles on a single-unit truck, include raised axles.
04 - Truck Pulling Trailer is used for single-unit trucks pulling a trailer.
05 - Truck Tractor (Bobtail or Saddlemount, without Trailer) is a motor vehicle consisting of a single motorized transport device designed primarily for pulling semi-trailers.
06 - Truck Tractor/Semi-Trailer (One Trailer) is used for truck tractors with one trailer. This option should not be used for single-unit trucks pulling a trailer.
07 - Truck Tractor/Double (Two Trailers) is used for tractor pulling two trailers.
08 - Truck Tractor/Triple (Three Trailers) is used for tractor pulling three trailers.
10 - Passenger Car (Only if Vehicle Has HM Placard) is used for passenger cars placarded for hazardous materials.
11 - Light Truck (Only if Vehicle Has HM Placard) is used for light trucks placarded for hazardous materials.
19 - Truck More Than 10,000 lbs., Cannot Classify is used when you know the vehicle meets the definition of a medium/heavy truck, but you cannot select from the above options. An example is a vehicle with one trailer, but it is unknown whether it is a tractor-trailer or a single unit truck pulling a trailer.
20 - Bus/Large Van (Seats for 9-15 People, Including Driver) is used for smaller van-based buses (less than 16 seats, including driver). Examples include commuter vans and van-based school buses.
21 - Bus (Seats for 16 People or More, Including Driver). A van-based bus qualifies for this option if it is configured to include enough seats. A CDL is required for the driver of this bus.
97 - Not Applicable is used for automobiles, motorcycles, passenger vans (with less than 9 seats, including driver) and single-unit light trucks or cargo vans (10,000 lbs. or less GVWR), not carrying hazardous cargo.
98 - Other is used when the vehicle configuration is other than the options listed above.
99 - Unknown is used when the vehicle configuration is unknown. For example, an unidentified hit-and-run vehicle would be set to 99 - Unknown.