Uniform provisions concerning the approval of vehicles with regard to their Pole Side Impact performance (PSI)
| 185th WP.29 session (23-26 Nov 2021): With 40 of the 56 Contracting Parties applying UN R135 present and voting, AC.1 adopted document WP.29/2021/157 by a vote of 38 in favor, 0 opposed, with 2 abstaining. |
| World Forum for the Harmonization of Vehicle Regulations | Session 187 | 20-24 Jun |