UN R51: Proposal for Supplement 10 to the 03 series of amendments
Reference Number: GRBP/2022/3
Text prepared by the experts from the Informal Working Group on Additional Sound Emission Provisions (IWGASEP) in order to improve the current wording for better clarification.
UN R51: Proposal for Supplement 9 to 03 series of amendments
Reference Number: GRBP/2022/4
Proposal to introduce Real Driving Additional Sound Emission Provisions (RD-ASEP) as a preliminary test procedure for the purpose of collecting experience on the complete new test and evaluation concept.