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UN Regulation No. 148
Light-Signalling Devices (LSD)

UN Regulation on uniform provisions concerning the approval of light-signalling devices (lamps) for power-driven vehicles and their trailers

Adopted during the March 2019 WP.29 session, this regulation supersedes the previous UN Regulations on the approval of direction indicators and other light-signalling devices (UN Regulations R4, R6, R7, R23, R38, R50, R77, R87, and R91).

Adopted text available

Series of Amendments and Supplements

Application of the Regulation

Contracting Parties applying UN R148

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Development of the Regulation

Pending Changes to UN R148

Latest Documents

10 Jan 2020
UN R148: Draft and commented revision | SLR-36-08/Rev.1
4 Jan 2020
UN R148: Proposal for Supplement 2 | WP.29/2020/32
19 Dec 2019
Report of the 33rd SLR informal group session | SLR-33-17
See all 176 related documents

Latest Meeting Discussions

Simplification of Lighting and Light-Signalling Regulations | Session 36 | 8-10 Jan 2020
Simplification of Lighting and Light-Signalling Regulations | Session 35 | 11-13 Dec 2019
World Forum for the Harmonization of Vehicle Regulations | Session 179 | 12-14 Nov 2019
See more related meetings