Entry into force: Original text | Supplement 5
6 Oct 2025
UN R158 | Original text | Supplement 5
Based on WP.29/2025/24 as adopted during the 195th WP.29 session (3-7
Mar 2025).
Proposal to clarify the vehicle conditions of the test methods for detection systems in Annex 10, including to specify that not only rear hatches or trunk lids but also the tail gates of cargo trucks and van-type vehicles should be closed or latched in their normal vehicle operating condition during the test.
Entry into force as of 26 Sep 2025
Entry into force: Original text | Supplement 4
24 Jun 2025
UN R158 | Original text | Supplement 4
Based on WP.29/2024/117 as adopted during the 194th WP.29 session (11-15
Nov 2024).
Proposal to update the references to the three-dimensional H-point (3-D “H”-point) measurement and calibration procedure (per the update and transfer of device specifications from the Consolidated Resolution on the Construction of Vehicles (R.E.3) to Mutual Resolution No. 1 (M.R.1)).
Entry into force as of 12 Jun 2025
Entry into force: Original text | Supplement 3
7 Oct 2024
UN R158 | Original text | Supplement 3
Based on WP.29/2024/12 as adopted during the 192nd WP.29 session (4-8
Mar 2024).
Proposal to amend provisions concerning “temporarily modified view” for “automatic change of view”, permit temporary obstruction of view subject to conditions, delete related provisions under “deactivation” in order to allow systems providing enhanced visibility during manoeuvres, and clarify provisions under annex 9 (Test methods for close-proximity rear-view field of vision).
Entry into force as of 22 Sep 2024
Entry into force: Original text | Supplement 2
12 Jun 2023
UN R158 | Original text | Supplement 2
Based on WP.29/2022/123/Rev.1 as adopted during the 188th WP.29 session (14-16
Nov 2022).
Proposal from GRSG to clarify certification provisions.
Entry into force as of 5 Jun 2023
Entry into force: Original text | Supplement 1
25 Jul 2022
UN R158 | Original text | Supplement 1
Based on WP.29/2021/103 as adopted during the 185th WP.29 session (23-26
Nov 2021).
Consolidated proposal of amendments to improve and clarify the text of the original version of the regulation.