The licence you need to ride a Piaggio MP3 will depend on the power output and the spacing of the front wheels.
If the vehicle is classed as a motorcycle you'll need the appropriate category for its power output:
- A1- Light motorcycle up to 11 kW (and a power-to-weight ratio of no more than 0.1 kW per kg) and 125 cc. The minimum age is 17.
- A2- Standard motorcycle up to 35 kW (and a power-to-weight ratio of no more than 0.2 kW per kg) bike must not be derived from vehicle more than twice its power. The minimum age is 19.
- A- Unrestricted motorcycles in power/size, with or without a sidecar. The minimum age is 21.
If the vehicle is classed as a tricycle, you can drive a motor tricycle of any power rating if you are over 21 and have a full car driving licence. If not, you will need a full category A1 motorbike licence to ride motor tricycles up to a power output 15 kW , and a full category A motorbike licence to ride trikes with a power output of more than 15 kW .