Quite Simply, L plates are mandatory for all learner drivers. As a learner, your Motorcycle / Scooter must have two L plates on whenever you're driving. They must not be defaced! You Are Buying 1 x Rigid "L" Learner Plate To Fit The Rear Of A Motorcycle or Moped.
A good product very sturdy and much better than flexible plates which can bend when under a motorbike cover. They do not come with standard spacing cut out to screw onto your licence plate, however I managed to make the holes myself relatively easily.