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Latest Documents

24 Oct 2025 | Safer and Cleaner Vehicles: Agenda for the 19th (November 2025) sess...
24 Oct 2025 | DSSAD Subgroup: Agenda for the 29th (November 2025) session | SG-DSS...
24 Oct 2025 | Electrical Transmission Braking System (ETBS) | PTI-41-03
24 Oct 2025 | Periodical Technical Inspections: Agenda for the 41st (October 2025)...
23 Oct 2025 | Advanced Driver Assistance Systems: Agenda for the 42nd (October 202...
23 Oct 2025 | UN R79; Changes to amendments enabling application to ADS vehicles |...
23 Oct 2025 | UN R11: Comments on document GRSP/2025/11 | FADS-28-09
23 Oct 2025 | UN R140: Proposal for exemption where ADS provides stability functio...
(31 posted during the past week)
Safer and Cleaner Vehicles: Agenda for the 19th (November 2025) session
Reference Number: SCUNV-19-01
Meeting Sessions: 19th SCUNV session (6-7 Nov)
Document date: 24 Oct 25
Relevant to
WP.29 Discussion Topic | Safe and Clean New and Used Vehicles
Download from UNECE: .docx format
DSSAD Subgroup: Agenda for the 29th (November 2025) session
Reference Number: SG-DSSAD-29-01
Meeting Sessions: 29th SG-DSSAD session (6 Nov)
Document date: 24 Oct 25
Relevant to
WP.29 Regulatory Project | Data Storage Systems for Automated Driving
Download from UNECE: .docx format
Electrical Transmission Braking System (ETBS)
Reference Number: PTI-41-03
Submitted by: CITA
Meeting Sessions: 41st PTI session (29 Oct)
Document date: 24 Oct 25
Relevant to
WP.29 Discussion Topic | Periodical Technical Inspections for Heavy-duty Braking Systems
View full document file for more information
Download from UNECE: .ppt format
Periodical Technical Inspections: Agenda for the 41st (October 2025) session
Reference Number: PTI-41-01
Meeting Sessions: 41st PTI session (29 Oct)
Document date: 24 Oct 25
Relevant to
WP.29 Regulatory Project | Resolution on a Particle Number Emission Test for Periodic Technical Inspections , WP.29 Discussion Topic | Electronic Technical Inspections, WP.29 Discussion Topic | PTI Tampering Detection, WP.29 Discussion Topic | Periodical Technical Inspections for Advanced Driver Assistance Systems, WP.29 Discussion Topic | PTI-Automated Vehicles, WP.29 Discussion Topic | Periodical Technical Inspections for Heavy-duty Braking Systems, and WP.29 Discussion Topic | Road-Side Inspections
Download from UNECE: .docx format
Advanced Driver Assistance Systems: Agenda for the 42nd (October 2025) session
Reference Number: ADAS-42-01/Rev.1
Meeting Sessions: 42nd ADAS session (23 Oct)
Document date: 23 Oct 25
Relevant to
UN Regulation No. 171 | Driver-Control Assistance Systems (DCAS)
Download from UNECE: .docx format
UN R79; Changes to amendments enabling application to ADS vehicles
Reference Number: FADS-28-10

Proposal to exempt CSF and ESC from prohibition on use of Advanced Driver Assistance Steering Systems while an ADS feature is active.

Submitted by: CLEPA and OICA
Meeting Sessions: 28th FADS session (23-24 Oct)
Document date: 23 Oct 25
Relevant to
UN Regulation No. 79 | Steering Equipment, WP.29 Regulatory Project | Automated Driving Systems, and WP.29 Regulatory Project | Review of Regulations for Applicability to ADS Vehicles
Download from UNECE: .docx format
UN R11: Comments on document GRSP/2025/11
Reference Number: FADS-28-09
Meeting Sessions: 28th FADS session (23-24 Oct)
Document date: 23 Oct 25
Relevant to
UN Regulation No. 11 | Door Latches and Door Retention Components and WP.29 Regulatory Project | Review of Regulations for Applicability to ADS Vehicles
View full document file for more information
Download from UNECE: .docx format
UN R140: Proposal for exemption where ADS provides stability function
Reference Number: FADS-28-03/Rev.1
Submitted by: CLEPA and OICA
Meeting Sessions: 28th FADS session (23-24 Oct)
Document date: 23 Oct 25
Relevant to
UN Regulation No. 140 | Electronic Stability Control Systems, WP.29 Regulatory Project | Automated Driving Systems, and WP.29 Regulatory Project | Review of Regulations for Applicability to ADS Vehicles
Download from UNECE: .ppt format

Upcoming Meetings

Informal Working Group on Automated Driving Systems | Session 15 | 28 Oct
Electromagnetic Compatibility | Session 49 | 28-29 Oct
Periodical Technical Inspections | Session 41 | 29 Oct
Task Force on the Fitness of GRVA Regulations for Application to ADS Veh...
Working Party on Automated and Connected Vehicles | GRVA ADS Workshop | ...
Electric Vehicles and the Environment | Session 90 | 4-5 Nov
International Whole Vehicle Type Approval System | Session 49 | 6 Nov
EqOP Task Force on Rear-Impact Assessment | Session 9 | 6 Nov
EDR/DSSAD Subgroup on DSSAD | Session 29 | 6 Nov
Safer and Cleaner Used and New Vehicles in Developing Markets | Session ...
Task Force on the Fitness of GRVA Regulations for Application to ADS Veh...
Equitable Occupant Protection | Session 14 | 17 Nov
View complete calendar

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Proposal for a new UN Regulation with regard to fuel system integrity and safety of electric power train in the event of a rear-end collision

Proposal for a new UN Regulation for the type approval of M1 vehicles with a total permissible mass not exceeding 3,500 kg and of N1 with regard to fuel integrity and safety of high voltage systems in case of a rear-end collision. This proposal aligns rear impact (UN R34) and electric vehicle safety (UN R100) requirements with the new EU General Safety Regulation and with GTR 20 on electric vehicle safety.

Reference Number: WP.29/2020/76
Meeting Session(s): 181st WP.29 session (24 Jun 2020)
Document date: 03 Apr 20
Document status: Adopted text published
Regarding:
UN R153 Fuel System Electric Power Train Safety
Adoption Vote
This proposal (WP.29/2020/76) was adopted by the World Forum. Forty-three Contracting Parties out of the 0 applying UN R153 were present for the vote by AC.1. Forty-one voted in favor with zero against and two abstaining.
View full document file for more information
Download from UNECE: .pdf format .docx format
UN R153: Proposal for Supplement 1

GRSP proposal to align the definition of REESS with UN R100.

Reference Number: WP.29/2020/114
Meeting Session(s): 182nd WP.29 session (10-12 Nov 2020)
Document date: 21 Aug 20
Document status: Adopted by WP.29
Regarding:
UN R153 Fuel System Electric Power Train Safety
Adoption Vote
This proposal (WP.29/2020/114) was adopted by the World Forum. Thirty-nine Contracting Parties out of the 56 applying UN R153 were present for the vote by AC.1. Thirty-eight voted in favor with zero against and one abstaining.
View full document file for more information
Download from UNECE: .pdf format .docx format
UN R153: Proposal for Supplement 2 to the original version

Proposal from GRSP to clarify the definition of “specific voltage condition”.

Reference Number: WP.29/2021/127
Meeting Session(s): 185th WP.29 session (23-26 Nov 2021)
Document date: 01 Sep 21
Document status: Adopted by WP.29
Regarding:
UN R153 Fuel System Electric Power Train Safety
Adoption Vote
This proposal (WP.29/2021/127) was adopted by the World Forum. Forty Contracting Parties out of the 56 applying UN R153 were present for the vote by AC.1. Thirty-eight voted in favor with zero against and two abstaining.
View full document file for more information
Download from UNECE: .pdf format .docx format
UN R153: Proposal for Supplement 3

Proposal to clarify the conditions under which variations of a vehicle can be covered under a single vehicle type without having to apply for a separate approval for another type. The proposal amends certain current provisions that explicitly state that differences will only cause a new type of vehicle if the differences affect the results of the impact test and clarifies the application of this principle across the regulation.

Reference Number: WP.29/2023/56
Meeting Session(s): 190th WP.29 session (19-22 Jun 2023)
Document date: 30 Mar 23
Document status: Adopted by WP.29
Regarding:
UN R153 Fuel System Electric Power Train Safety
Adoption Vote
This proposal (WP.29/2023/56) was adopted by the World Forum. Thirty-five Contracting Parties out of the 58 applying UN R153 were present for the vote by AC.1. Thirty-five voted in favor with zero against and zero abstaining.
View full document file for more information
Download from UNECE: .pdf format .docx format
UN R153: Proposal for Supplement 4

Proposal to introduce requirements for the post-crash safety of hydrogen-fuelled vehicles based on the Amendment 1 to UN GTR No. 13 (Hydrogen and Fuel Cells Vehicles).

Reference Number: WP.29/2023/125
Meeting Session(s): 191st WP.29 session (13-16 Nov 2023)
Document date: 31 Aug 23
Document status: Adopted by WP.29
Regarding:
UN R153 Fuel System Electric Power Train Safety
Adoption Vote
This proposal (WP.29/2023/125) was adopted by the World Forum. Thirty-nine Contracting Parties out of the 58 applying UN R153 were present for the vote by AC.1. Thirty-nine voted in favor with zero against and zero abstaining.
View full document file for more information
Download from UNECE: .pdf format .docx format
UN R153: Proposal for a 01 series of amendments

Proposal to introduce provisions for post-impact REESS fire hazard assessment, introduce additional definitions, update references to the three-dimensional “H” point measurement and calibration procedure, and otherwise clarify and correct the text.

Reference Number: WP.29/2024/120
Meeting Session(s): 194th WP.29 session (11-15 Nov 2024)
Document date: 26 Aug 24
Document status: Adopted by WP.29
Regarding:
UN R153 Fuel System Electric Power Train Safety
Adoption Vote
This proposal (WP.29/2024/120), as amended by para. 103, was adopted by the World Forum. Thirty-nine Contracting Parties out of the 59 applying UN R153 were present for the vote by AC.1. Thirty-nine voted in favor with zero against and zero abstaining.
View full document file for more information
Download from UNECE: .pdf format .docx format
UN R153: Proposal to amend document WP.29/2024/120
Reference Number: WP.29-194-14
Meeting Session(s): 194th WP.29 session (11-15 Nov 2024)
Document date: 17 Oct 24
Document status: Formal WP.29 review
Regarding:
UN R153 Fuel System Electric Power Train Safety
View full document file for more information
Download from UNECE: .pdf format .docx format
UN R153: Proposal for a Supplement 1 to the 01 series of amendments

Proposal from the GRSP AVRS task force to enable application of UN R153 to ADS vehicles.

Reference Number: GRSP-77-71
Meeting Session(s): 77th GRSP session (5-9 May)
Document date: 07 Apr 25
Document status: Informal GR review
Regarding:
UN R153 Fuel System Electric Power Train Safety |
Regulation Screening for ADS
Download from UNECE: .pdf format .docx format
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UN Regulation No. 153
Fuel System Integrity and Electric Power Train in a Rear-End Collision
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Series, Supplements, and Corrigenda
Original text
Supplement 1
Supplement 2
Supplement 3
Supplement 4
01 series of amendments
Supplement 1
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