Provisional agenda for the twenty-sixth session of the Working Party on Automated/Autonomous and Connected Vehicles (GRVA), held 14 September 2026 in Geneva. Items include adoption of agenda, highlights from June 2026 WP.29 session, Artificial Intelligence in vehicles, automated and connected vehicles including Automated Driving Systems, UN Regulations 155, 156, 157, 171, 178, 151, 152, 130, 131, 139, 140, 13, 13-H, 78, 90, Advanced Driver Assistance Systems, braking systems, Electronic Stability Control, e-Trailers, motorcycle braking, exchange of views on guidelines and national activities, Revision 3 to the 1958 Agreement, election of officers, and other business including climate change mitigation strategy and programme of work.