-Straight trucks of 26,001 pounds GCWR or less (gross weight is what the truck and trailer weigh when fully loaded)
-Any single vehicle with a GVWR of 26,000 pounds or less (the weight of the truck itself, not the weight of the truck and trailer when loaded)
-Vehicles towing trailers with a GVWR of less than 10,000 pounds
-Vehicles designed to transport 16 or more people, including the driver