44. The representative of the United Kingdom of Great Britain and Northern Ireland, Co-Chair of the IWG on Cyber Security and Software Updates, presented the status report of the group (GRVA-24-32). He introduced the amendment proposals to the original version of UN Regulation No. 156 and to the corresponding Interpretation Document prepared by the group. He presented considerations on cyber security requirements for the ADS regulations and the discussions to date on proposed amendments to UN Regulation No. 155, including topics such as the remote operation of ADS and conditions for the recognition of management system certificates of compliance. He also reported on the activities carried out under the workshops on the implementation of UN Regulations Nos. 155 and 156 (deliberations on the application of the two regulations for multistage builds, and exchange of views on software updates of vehicles in use). Finally, he informed GRVA of changes in the leadership team.

45. The representative of the United States of America recalled GRVA’s ambition to keep the UN GTR and the UN Regulation on ADS aligned and requested that cyber security be covered in the GTR if it is covered in the corresponding UN Regulation.

46. The representative of France highlighted that the discussion on software updates of vehicles in use could benefit from the expertise of the IWG on International Whole Vehicle Type Approval (IWVTA) and proposed contacting them.

47. GRVA endorsed the status report of the IWG on CS/OTA.

48. GRVA adopted ECE/TRANS/WP.29/GRVA/2026/5 requested the secretariat to submit it to WP.29 for consideration and approval at its June 2026 session.

49. GRVA adopted ECE/TRANS/WP.29/GRVA/2026/7 requested the secretariat to submit it as supplement to the original version of UN Regulation No. 156, to WP.29 for consideration and vote at its June 2026 session.