Uniform Provisions Concerning the Approval of Category L2, L4 and L5 Vehicles with Regard to Noise
| 186th WP.29 session (7-11 Mar): With 32 of the 45 Contracting Parties applying UN R9 present and voting, AC.1 adopted document WP.29/2022/3 by a vote of 31 in favor, 0 opposed, with 1 abstaining. |