Cars or light vans
You can drive vehicles up to 3,500kg Maximum Authorised Mass (MAM) with up to 8 passenger seats (with a trailer up to 750kg). You can also tow heavier trailers if the total weight of vehicle and trailer isn’t more than 3,500kg. The fully loaded trailer can’t weigh more than the unladen vehicle.
Category B auto
You can drive a category B vehicle - but only an automatic one.
You can drive a category B vehicle with a trailer when they have a combined weight over 3,500kg.