The IWG on ACPE shall review UN Regulations on ACPE, modify them if necessary, add provisions for a new draft UN GTR on ACPE, and prepare a draft UN GTR on ACPE for submission to GRVA for adoption. The text shall be performance based and technology neutral. The IWG will be managed by three Co-Chairs (Japan, Germany, and Canada) and a Secretary (OICA), report to GRVA, remain open to all WP.29 participants, conduct work in English, and reach decisions by consensus. The IWG will deliver a new UN GTR on ACPE for the September 2028 session of GRVA, with adoption expected at WP.29’s 206th session in March 2029.