GAR | WP.29 Documents

Reference Number:	SLR-73-00
Meeting Session(s):	73rd SLR session (9-11 Jul)
Document date:	14 Aug 25
Regarding:	UN R48 Installation of Lighting \| UN R53 Motorcycle Lighting \| UN R74 Moped Lighting \| UN R86 Tractor Lighting \| UN R148 Light-Signalling Devices \| UN R149 Road Illumination Devices (RID) \| UN R150 Retro-reflective Devices (RRD) \| SLR

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UK Health and Safety Executive accident data for trailer reversing collisions with VRUs

Reference Number:	TF-R151/158-04-02/Rev.1
Submitted by:	DfT
Meeting Session(s):	4th TF-R151/158 session (30 Jun)
Document date:	14 Aug 25
Regarding:	UN R158 Reversing Motion

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.ppt format

UN R138: Draft amendment on AVAS sound levels

Reference Number:	R51/R138-13-06/Rev.1
Meeting Session(s):	13th R51/R138 session (6 Aug)
Document date:	14 Aug 25
Regarding:	UN R138 Quiet Road Transport Vehicles

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UN R159: Working draft amendments for separate technical units

Reference Number:	TF-STU-17-04
Meeting Session(s):	17th TF-STU session (2 Jul)
Document date:	02 Jul 25
Regarding:	UN R159 MOIS

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Report of the 16th (June 2025) SCUNV informal group session

Reference Number:	SCUNV-16
Meeting Session(s):	17th SCUNV session (19 Aug)
Document date:	12 Aug 25
Regarding:	Safe and Clean Vehicles

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Safer and Cleaner Vehicles: Agenda for the 17th (August 2025) session

Reference Number:	SCUNV-17-01
Meeting Session(s):	17th SCUNV session (19 Aug)
Document date:	12 Aug 25
Regarding:	Safe and Clean Vehicles

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.docx format

Upcoming Meetings

Safer and Cleaner Used and New Vehicles in Developing Markets | Session ...

GRSP Task Force on Automated Vehicles and Regulation Screening | Session...

GRBP Task Force on Automated Vehicle Regulation Screening | Session 17 |...

Informal Working Group on Children Left in Vehicles | Session 11 | 26-28...

Informal Working Group on Artificial Intelligence | Session 1 | 27 Aug

Working Party on Noise and Tyres | Session 82 | 3-5 Sep

Electric Vehicles and the Environment | Session 87 | 4 Sep

Working Party on Automated and Connected Vehicles | GRVA Scenarios Works...

Electric Vehicle Safety | Session 30 | 9-11 Sep

Simplification of Lighting and Light-Signalling Regulations | Session 74...

Informal Working Group on Automated Driving Systems | Session 13 | 10-11...

Automotive Life Cycle Assessment | Session 26 | 10 Sep

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Latest Changes to Regulations

10 Jul 2025 UN R13-H Revision 4 | Amendment 6 (Light Vehicle Braking)

Regulation:	UN Regulation No. 13-H \| Light-Duty Vehicle Braking
Document:	Revision 4 \| Amendment 6
Corresponds to:	02 series of amendments (Entered into force on 12 Jun 2025)
Based on:	Document WP.29/2024/147 Proposal to align UN R13-H with technical advances and the emergence of a new type of braking system that employs stored electrical energy for both the control transmission and the energy transmission. Document WP.29-194-08

7 Jul 2025 UN R172 Corrigendum 1 (Traction/snow retreaded tyres)

Regulation:	UN Regulation No. 172 \| Retreaded tyres: Snow performance and/or traction classification
Document:	Corrigendum 1

13 Mar 2025 UN R172 UN R172 (Traction/snow retreaded tyres)

Regulation:	UN Regulation No. 172 \| Retreaded tyres: Snow performance and/or traction classification
Document:	UN R172
Corresponds to:	Original text (Entered into force on 10 Jan 2025)
Based on:	Document WP.29/2024/75

12 Mar 2025 UN R138 Revision 1 | Amendment 4 (Quiet Road Transport Vehicles)

Regulation:	UN Regulation No. 138 \| Quiet Road Transport Vehicles
Document:	Revision 1 \| Amendment 4
Corresponds to:	02 series of amendments (Entered into force on 10 Jan 2025)
Based on:	Document WP.29/2024/66 Proposal to specify the working principles of an Acoustic Vehicle Alerting System (AVAS) and to reduce measurement uncertainties during the measurement of the one third octave bands.

27 Jan 2025 UN R13-H Revision 4 | Amendment 5 (Light Vehicle Braking)

Regulation:	UN Regulation No. 13-H \| Light-Duty Vehicle Braking
Document:	Revision 4 \| Amendment 5
Corresponds to:	01 series of amendments \| Supplement 5 (Entered into force on 10 Jan 2025)
Based on:	Document WP.29/2024/59 Proposal to adapt the regulation to allow for the approval of vehicles equipped with both an Automated Driving System and a manual driving mode.

9 Jan 2025 UN R167 Amendment 1 (CV Direct Vision)

Regulation:	UN Regulation No. 167 \| UN Regulation on Commercial Vehicle Direct Vision
Document:	Amendment 1
Corresponds to:	Original text \| Supplement 1 (Entered into force on 22 Sep 2024)
Based on:	Document WP.29/2024/13 Proposal to introduce an alternative method for assessment of the frontal visible volume to address future cab designs with narrower distances between A pillars. The current measurement method is dependent on the position of the A pillar. The alternative method is independent of the cab design and would be available for use at the manufacturer’s discretion.

16 Dec 2024 UN R148 Revision 1 | Amendment 2 (Light-Signalling Devices)

Regulation:	UN Regulation No. 148 \| Light-Signalling Devices (LSD)
Document:	Revision 1 \| Amendment 2
Corresponds to:	01 series of amendments \| Supplement 2 (Entered into force on 22 Sep 2024)
Based on:	Document WP.29/2024/23 Proposal to clarify and correct the text and improve the definition of photometric stability.

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30 Dec 2024 Australia ceases UN R147 application

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18 August VRU Separate Technical Units: Agenda for the 21st (August 2025) session TF-STU-21-01	TF-STU-21-01	2025-08-18
18 August Report of the 21st (August 2025) TF-STU task force session TF-STU-21-02	TF-STU-21-02	2025-08-18