123. WP.29 noted that the informal document WP.29-188-22 provided information on the proposals for the amendments and two Corrigenda to existing UN Regulations and a new UN Regulation, that have been adopted by AC.1 in the June 2022 session of WP.29, expected to enter into force on 5 January 2023 for the amendments and the 19 January 2023 for the new UN Regulation.