Proposal to replace the heating rate requirement of ≥15 °C/s with ≥10 °C/s in Annex 9K Appendix 1 Table 1, and insert new Annex 9K Appendix 1bis setting out the Thermal Runaway Trigger Method with a Localized Rapid Heater within the cell casing. The new appendix specifies preparation of the tested-device, selection guide for the heater element with target parameters including material, thickness, area, heating rate, maximum temperature and control method, test procedures for vehicle-based testing, and test procedures for component-based testing.
Calendar of proposed meetings for WP.29 and its working parties in 2027, listing 14 sessions across GRVA, GRBP, WP.29/AC.2, WP.29, GRPE, GRSG, GRE, and GRSP. Sessions are scheduled from January through December with specified dates, half-day allocations, interpretation availability, and expected delegate numbers. Total of 118 half-days or 59 days scheduled.
Calendar of proposed meeting dates for WP.29 and its working parties in 2026, including GRVA, GRBP, GRPE, GRSG, GRE, GRSP, and related administrative committees. Sessions are scheduled across January through December, with specified dates, time schedules, number of half-days, interpretation availability, and expected delegate attendance for each meeting.
A directory listing the chairs, vice-chairs, countries, and mandate expiry dates for WP.29 and its working parties (GRBP, GRE, GRPE, GRVA, GRSP, GRSG), informal working groups, and administrative/executive committees as of 16 November 2026.
48. Because of time constraints, GRBP did not discuss the provisional agenda for its eighty-fifth session, scheduled to be held in Geneva from 2-5 February 2027.