You may not ride your motorcycle, motorcycle with a sidecar or motor tricycle, on a public road unless there is fitted on the rear of such cycle a red retro reflector.
Light Motor Vehicles
A light motor vehicle must be fitted on the rear of it with two red retro-reflectors, one on each side.
Heavy Motor Vehicle
A heavy motor vehicle may not be used on a public road unless there are fitted on the rear of such vehicle at the same height two red retro-reflectors, one on each side.
A heavy motor vehicle or a combination of motor vehicles may not be used on a public road, if the overall length of such vehicle or combination exceeds 7 metres, unless there is fitted, on each side of such vehicle so many yellow retro-reflectors as may be necessary to ensure that no two successive yellow retro-reflectors are more than 3,6 metres apart.
If yellow reflective strips are fitted to a goods vehicle, yellow retro-reflectors are not necessary.
YELLOW REFLECTIVE MATERIAL
As from 1 January 2001, yellow reflective material shall be fitted to the sides and rear of all goods vehicles of which the gross vehicle mass exceeds 10000 kilograms.
Goods vehicles of which the GVM does not exceed 10000 kilograms, may be fitted with such strips on the sides and rear, but is not compulsory.