The 51st session of the IWVTA Informal Group is scheduled for June 17, 2026, at 14:00 (CEST) in Flensburg as a hybrid meeting. The agenda includes adoption of the agenda and report of the 50th meeting, highlights from the 198th WP.29 session, consideration of UN R0/09 series of amendments with Annex 4 update, proposed amendments to Guidelines on Transitional Provisions, discussion of boosting IWVTA awareness and promotion, extension of mandates beyond November 2026 with proposed terms of reference, and any other business, with a future meeting proposed for November 12 in Paris.