4.5.1.5.2. In case of the driving beam, irrespective of the type of light source (LED module(s) or filament or LED light source(s)) used to produce the principal passing-beam, one or more filament light sources approved according to UN Regulation No. 37, one or more LED light sources approved according to UN Regulation No. 128 or one or more LED module(s). a0c0