World Forum for the Harmonization of Vehicle Regulations | Session 190 | 19-22 Jun 2023
Geneva
Agenda Item 4.9.1.
Proposal for Supplement 9 to the 03 series of amendments to UN Regulation No. 51 (Noise of M and N categories of vehicles)
Documentation
WP.29/2023/71 UN R51: Proposal for Supplement 9 to the 03 series of amendments