However, an alternative marking mode within 2,400 mm from the front end of the motor vehicle is allowed where a series of retro-reflectors of Class IVA of UN Regulation No. 3 or 150 or Class C of UN Regulation No. 104 or 150 are mounted followed by the required conspicuity marking as follows: a8c0
However, an alternative marking mode within 2,400 mm from the front end of the motor vehicle is allowed where a series of retro-reflectors of Class IVA of Regulation No. 3 or Class C of Regulation No. 104 are mounted followed by the required conspicuity marking as follows: a0c0