Only one coloured bulb is legal for use in Europe. This is the amber indicator bulb with offset pins, so designed so that it can't be fitted to a normal 180 degree pin bulb socket by mistake. This bulb is...
E-mark approval on a lamp basically means that it has been tested by an approved photometric laboratory and has achieved the standards laid down by the EC for fitment to a vehicle within the European Union. ...
Some clear or coloured taillights don't have any red reflective surfaces as required by law. In order to stay within the law, two red reflectors must be fitted to the rear of the car on which the lights are...