2.7.5.1. "Class" of a passing beam (C, V, E or W) means the designation of a passing beam, identified by particular provisions according to UN Regulation No. 48 (For explanation only. The provisions of the passing-beam classes are dedicated to conditions as follows: C for the basic passing-beam, V for use in lit areas such as towns, E for use on roads such as motorways, W for use in adverse conditions such as wet road); a8c0