1. Has at least two wheels, an all up weight of not more than 1,500 kg, and is steered with a handlebar
  2. Has four wheels, an unlimited all up weight, and is steered with a handlebar
  3. Has at least three wheels and an all up weight of more than 12,000 kg
  4. Has at least four wheels, an all up weight of not more than 1,500 kg, and is steered with a wheel