28.11.1. A class 6E licence authorizes the driving of a 3-wheel motorcycle not equipped with a sidecar and having the following characteristics:
(1) it is designed to move on 3 wheels in contact with the ground and its wheels remain perpendicular to the road in curves;
(2) it is equipped with seats that occupants must straddle; and
(3) it does not have a structure partially or entirely concealing the driver and passenger, except the part in front of the driver and the seat backrest.
That class also authorizes the driving of a 2-wheel motorcycle on which a conversion kit has been installed, composed of a metal structure and of a pair of auxiliary wheels aligned on the axle of the motorcycle’s back wheel.