11. AC.2 reviewed and discussed documents WP.29-177-04 and WP.29-177-08. Following discussions among GR Chairs, Japan offered to merge them into a single framework document on automated/autonomous vehicles to be transmitted to WP.29 for discussion (WP.29-177-19).

27. The representative of the United States of America introduced WP.29-177-08 referring to the work priorities on vehicle automation in ECE/TRANS/WP.29/2019/2 and proposing principles relevant for the performance assessment of automated vehicles.

156. The Chair of AC.3 introduced the documents that were considered under this agenda item. AC.3 considered ECE/TRANS/WP.29/2019/31, aimed at providing an updated overview of the priorities of the Programme of Work of the development of UN GTRs or amendments to the existing ones. AC.3 referred to the discussions on document ECE/TRANS/WP.29/2019/2 under agenda item 2.3.

157. The Chair of AC.3 proposed that agenda item 17 could be divided into two items: 17.1 on the conventional priority topics in the programme of work of the 1998 Agreement, and 17.2. on priority topics in the programme of work of the 1998 Agreement concerning automated and connected vehicles for consideration.

158. Discussion was inconclusive, and the Chair of AC.3 proposed to prepare and submit an informal document to the fifty-sixth session detailing the proposed changes to the agenda. AC.3 accepted this proposal and deferred continuation of discussions on the matter to the subsequent AC.3 session in June 2019.