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Latest Documents

11 Apr 2026 | ADS guidance and interpretation document: Proposal to amend ADS-20-1...
11 Apr 2026 | ADS guidance and interpretation document: Proposal to amend ADS-20-1...
11 Apr 2026 | Proposals to amend UN R13, 13-H, 79, 89, 130, 131, 152, 155, 156, 15...
11 Apr 2026 | EDR/DSSAD informal group status report to GRSG | GRSG-131-14
(4 posted today) (69 posted during the past week)
ADS guidance and interpretation document: Proposal to amend ADS-20-12
Reference Number: ADS-20-14

Proposal to amend ADS-20-12 (consolidated guidance document). The ADS shall have strategies to detect and respond to instructions from road safety agents. For ADSF-1, this allows transfer of control to the fallback user. Manufacturers may use non-ADS strategies including remote intervention or permitting the road safety agent to drive. Examples of instructions include pull over, give way, stop after collision, move out of way, avoid specific road, and not overtake. Instructions may be issued via lights, sirens, audio messages, written signs, or light bar messages.

Submitted by: UK
Meeting Sessions: 20th ADS session (27 Apr-1 May)
Document date: 11 Apr 26
Relevant to: WP.29 Regulatory Project | Automated Driving Systems
View full document file for more information
Click here to view the full document file
Download from UNECE: .pdf format .docx format
ADS guidance and interpretation document: Proposal to amend ADS-20-12
Reference Number: ADS-20-13

Proposal to amend ADS-20-12 (consolidated guidance document). The terms faults, malfunctions, and abnormalities lack distinct meanings in requirement 6.1.4.2. The revised explanation clarifies that “faults, malfunctions, and abnormalities” do not have specific distinct meanings and cover any failure in the ADS’ capability to perform the DDT within the ODD. The three kinds of issues encompassed are warning signals from other systems, faults without warning signals a driver would perceive, and faults within the ADS itself.

Submitted by: UK
Meeting Sessions: 20th ADS session (27 Apr-1 May)
Document date: 11 Apr 26
Relevant to: WP.29 Regulatory Project | Automated Driving Systems
View full document file for more information
Click here to view the full document file
Download from UNECE: .pdf format .docx format
Proposals to amend UN R13, 13-H, 79, 89, 130, 131, 152, 155, 156, 157, 171, 175, and 178
Reference Number: TFCS-37-03

Proposal to amend UN R13, 13-H, 79, 89, 130, 131, 152, 155, 156, 157, 171, 175, and 178 by introducing provisions on software identification and software updates. Amendments add new paragraphs referring to Software Identification Number definitions in Consolidated Resolution R.E.3, require manufacturers to provide Technical Services with information on hardware and software influencing performance, permit vehicle manufacturers to apply for new approvals differentiating software versions for registered versus new vehicles while avoiding test duplication, and modify production discontinuation provisions to exclude cases where manufacturers seek approval extensions for software updates of registered vehicles.

Submitted by: France
Meeting Sessions: 37th TFCS session (21-22 Apr)
Document date: 11 Apr 26
Relevant to: UN Regulation No. 13 | Heavy-Duty Vehicle Braking, UN Regulation No. 13-H | Light-Duty Vehicle Braking, UN Regulation No. 79 | Steering Equipment, UN Regulation No. 89 | Speed Limitation Devices, UN Regulation No. 131 | Advanced Emergency Braking Systems, UN Regulation No. 130 | Lane Departure Warning Systems, UN Regulation No. 178 | Emergency Lane-Keeping Systems, UN Regulation No. 155 | Cyber Security and Cyber Security Management, UN Regulation No. 156 | Software Update Processes and Management Systems, UN Regulation No. 152 | Automatic Emergency Braking for M1/N1 vehicles, UN Regulation No. 157 | Automated Lane-Keeping Systems (ALKS), UN Regulation No. 171 | Driver-Control Assistance Systems (DCAS), and UN Regulation No. 175 | Acceleration Control for Pedal Error
Click here to view the full document file
Download from UNECE: .docx format
EDR/DSSAD informal group status report to GRSG
Reference Number: GRSG-131-14

The IWG on EDR/DSSAD developed draft proposals for Event Data Recorder for conventional and automated/autonomous vehicles and Data Storage System for Automated Driving. Completed work includes UN R160 on light duty vehicle EDR, UN R169 on heavy duty vehicle EDR, and DSSAD requirements. Current activities address EDR Step 2 and DSSAD Phase 2. The IWG resolved assessment subjectiveness for vehicles with maximum mass up to 12t through a proposed Supplement 2 to UN R169.

Meeting Sessions: 131st GRSG session (13-17 Apr)
Document date: 10 Apr 26
Relevant to: UN Regulation No. 160 | Event Data Recorders, WP.29 Regulatory Project | Data Storage Systems for Automated Driving, and UN Regulation No. 169 | Event Data Recorders (EDR) for heavy vehicles
Click here to view the full document file
Download from UNECE: .pdf format .pptx format
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GRVA-03-10
Delivery of WP.29 Priorities for Vehicle Automated Driving Systems
Source(s)
Date
31 May 2019
Status
Subject
  • Automated Driving
  • UN R155 Cyber Security
  • UN R156 SW Updates
  • Software Updates Guidelines
  • DSSAD
Meeting(s)
GRVA | Session 3 | 3-4 Jun 2019
Agenda item 3. Terms of Reference for the GRVA informal working groups
Agenda item 4. (a) Cyber security and data protection
Agenda item 4. (b) Software updates (incl. Over-The-Air updates)
Agenda item 4. (a) Cyber security and data protection
Agenda item 5. (c) Data Storage System for Automated Driving vehicles

Submission from the GRVA chair.

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Excerpts from session reports
GRVA | Session 3 | 3-4 Jun 2019

4. The Chair informed GRVA that WP.29 agreed the general approach outlined in the draft framework document on automated/autonomous vehicles (WP.29-177-19) and directed GRVA to use the issues, topics and deliverables from the document as guidance to inform its further discussions on structuring its work and delivery plans. He noted that WP.29-177-19 was distributed by the secretariat with an official symbol (ECE/TRANS/WP.29/2019/34) for consideration at the June 2019 session of the World Forum. He also noted that World Forum expected GRVA to report at the June 2019 session on its proposed structure, and to propose Terms of Reference (ToRs) for IWGs in this respect.

5. The Chair mentioned that some Contracting Parties expressed the need to amend the table in the framework document and the Secretary introduced a note by the secretariat GRVA-03-09-Rev.1 capturing positions expressed during the three virtual meetings with the Contracting Parties organized by the Chair aimed at facilitating the development of the ToRs.

6. The expert from EC thanked the secretariat for the preparation of document GRVA-03-09-Rev.1. He asked whether the content of Annex II was necessary as it was also contained in GRVA-03-10. The expert from the United States of America proposed to keep this Annex in square brackets.

7. The expert from Germany welcomed the document. He considered that the list of items in Annex 2 was not exhaustive and therefore should only be provided to the IWG as ideas for consideration. He also noted the ambitious deadlines proposed.

8. The expert from OICA noted the late availability of this document and highlighted the need to ensure the completion of current activities when considering future IWGs.

9. The expert from AAPC requested some clarifications on the scope of activities on Functional Requirements and on VMAD. GRVA agreed to consider this when drafting the ToRs.

10. The expert from ITU highlighted some industrial priorities on localization, data storage for automated driving, driver monitoring and transition demands. He noted the need to make progress on these activities as they could have costly hardware implications in case of delay.

11. The expert from Sweden inquired about the work on Roadworthiness of Automated Vehicles. GRVA responded that these activities were essentially a task of the ACSF group and remained current under the ACSF activities.

12. Following the interventions from the European Commission, Japan, United States of America, GRVA agreed that the work to be done on the drafting of Terms of Reference for IWGs would be performed on the basis of Table 1 in this document.

13. The Chair introduced GRVA-03-10, a draft document containing Terms of Reference and Rules of Procedures for four Informal Working Groups. He explained that he drafted one single document aimed to support the drafting of ToR by providing an overview of all activities to avoid unnecessary overlaps.

14. The expert from Germany introduced GRVA-03-11, GRVA-03-12 and GRVA-03-13 with separate Terms of Reference for each of the new IWGs. He stated that he proposed less ambitious deadlines than those of the Framework document.

15. The expert from Spain proposed to merge the approach presented.

16. GRVA noted that the mandate for the Task Force on Cyber Security and OTA issues had been extended by one year by WP.29 in March 2019 and deferred discussion on further activity for this group.

17. The expert from the European Commission preferred to work on the basis of Table 1 in GRVA-03-09-Rev.1. He noted that the work could be done in phases e.g. prioritizing activities on highway, urban and then interurban conditions. He stated that short terms deliveries could be defined without explicitly defining mid-term deliveries at this stage.

18. The expert from OICA preferred a use case approach and a function approach. He stated that priorities should be carefully defined. He recalled as an example that the work on ALKS was prioritizing passenger cars over those for heavy-duty vehicles. He opined that this would not be acceptable for the industry on longer terms.

19. ToRs for the Functional Requirements, Vehicle Test Methods and Data Storage Systems/Event Data Recorders were developed during the session.

20. GRVA reviewed GRVA-03-17 and revised the draft during the session to include references to existing standards and guidelines as proposed by Spain and the United States of America respectively. This approach formed the template for drafting ToRs for the Test Methods group (VMAD) and a revision of the GRSG proposal for an IWG on EDR/DSSAD.

21. GRVA agreed that the draft Terms of Reference as reproduced in GRVA-03-20, GRVA-03-21 and GRVA-03-22 should be transmitted to WP.29 for consideration at the June 2019 session (see Annexes III to V of the session report). GRVA agreed that the work on the items proposed in Table 1 of GRVA-03-09-Rev.1 already started, subject to final endorsement by WP.29 at its June 2019 session.

22. GRVA agreed that the existing objectives of the IWG on ACSF should not be affected by the new IWG on FRAV. GRVA agreed that the IWG on FRAV should structure its activities to allow the leadership of the IWG on ACSF to finish its work e.g. common timing and venues for ACSF and FRAV sessions.

23. GRVA briefly discussed the leadership of the IWG. GRVA agreed on the need for a global representation including Asia/Pacific, Europe and North America. GRVA was informed of Countries willing to contribute to the leadership of the IWGs (see Annex II of the session report). GRVA concluded that the leadership question would be decided by WP.29 at its June 2019 session.

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