GAR | Gas-discharge-light Headlamps

Sunday, 10 August 2025
Week 32

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Latest Documents

8 Aug 2025 | Electric Vehicles and the Environment: Agenda for the 87th (Septembe...

6 Aug 2025 | Report of the 3rd (July 2025) TFGP task force session | TFGP-03-02

6 Aug 2025 | Automotive Life Cycle Assessment: Agenda for the 27th (September 202...

6 Aug 2025 | Final report: Dynamic Vehicle Characteristics | TFCS-35-03

6 Aug 2025 | UN R156: Proposal to amend the Interpretation Document | TFCS-35-02

4 Aug 2025 | UN R51: Comments on the draft text for Supplement 11 | R51/R138-13-09

4 Aug 2025 | UN R139: Proposal for amendments to enable application to ADS vehicl...

4 Aug 2025 | UN R90: Proposal for amendments to enable application to ADS vehicle...

(10 posted during the past week)

Electric Vehicles and the Environment: Agenda for the 87th (September 2025) session

Reference Number:	EVE-87-01
Meeting Session(s):	87th EVE session (4 Sep)
Document date:	08 Aug 25
Regarding:	GTR No. 21 EV Power Determination \| GTR No. 22 EV Battery Durability \| HD EV Battery Durability

Download from UNECE:

.pdf format

Report of the 3rd (July 2025) TFGP task force session

Reference Number:	TFGP-03-02
Meeting Session(s):	3rd TFGP session (8 Jul)
Document date:	06 Aug 25
Regarding:	UN R48 Installation of Lighting

Download from UNECE:

.pdf format

Automotive Life Cycle Assessment: Agenda for the 27th (September 2025) session

Reference Number:	A-LCA-27-01/Rev.1
Meeting Session(s):	27th A-LCA session (22-23 Sep)
Document date:	06 Aug 25
Regarding:	Automotive Life Cycle Assessment

Download from UNECE:

.pdf format

Final report: Dynamic Vehicle Characteristics

Dynamic vehicle characteristics are (data) elements of a vehicle that keep changing during its lifecycle.

Reference Number:	TFCS-35-03
Submitted by:	EReg
Meeting Session(s):	35th TFCS session (11 Sep)
Document date:	09 Jul 24
Regarding:	UN R155 Cybersecurity \| UN R156 SW Updates

Download from UNECE:

.pdf format

UN R156: Proposal to amend the Interpretation Document

Reference Number:	TFCS-35-02
Submitted by:	France
Meeting Session(s):	35th TFCS session (11 Sep)
Document date:	06 Aug 25
Regarding:	UN R156 SW Updates

Download from UNECE:

.docx format

UN R51: Comments on the draft text for Supplement 11

Reference Number:	R51/R138-13-09
Meeting Session(s):	13th R51/R138 session (6 Aug)
Document date:	04 Aug 25
Regarding:	UN R51 Vehicle Noise
View full document file for more information

Download from UNECE:

.docx format

UN R139: Proposal for amendments to enable application to ADS vehicles

Reference Number:	FADS-27-04
Submitted by:	EC
Meeting Session(s):	27th FADS session (11-12 Sep)
Document date:	04 Aug 25
Regarding:	UN R139 Brake Assist Systems

Download from UNECE:

.docx format

UN R90: Proposal for amendments to enable application to ADS vehicles

Reference Number:	FADS-27-02
Submitted by:	EC
Meeting Session(s):	27th FADS session (11-12 Sep)
Document date:	04 Aug 25
Regarding:	UN R90 Replacement Brake Components \| Regulation Screening for ADS

Download from UNECE:

.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

View complete calendar

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

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.

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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Recent Headlines

6 May 2025 CO2 emissions EP fast-tracks vote on flexibility measures for...

10 Mar 2025 Electric vehicles and climatisation measuring the impact on...

29 Jan 2025 EU Parliament report on vehicle circularity and end-of-life...

9 Jan 2025 High-visibility clothing may thwart pedestrian crash prevention...

30 Dec 2024 Australia ceases UN R147 application

20 Dec 2024 NHTSA Proposes National Program for Vehicles with Automated...

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18 Dec 2009	Proposal for the 01 series of amendments to Regulation No. 98	WP.29/2010/29	2009-12-18
18 Dec 2009	Corrigendum to the proposal for the 01 series of amendments to Regulation No. 98	WP.29/2010/29/Corr.1	2009-12-18