BS 6658:1985

BS 6658:1985 specifies the requirements for helmets for riders, drivers and passengers of motor vehicles including participants in competitive events, for whom a high-performance option is included.

ECE Regulation 22.05 series of amendments specifies regulations for protective helmets for drivers and passengers of mopeds and of motor cycles with or without side-car and to the visors fitted to such helmets or intended to be added to them.