28. The expert from Japan, ambassador of the International Whole Vehicle Type Approval (IWVTA) to GRSG, informed the group on the progress of work. He clarified that: (a) GRSG-129-01 submitted by GRSG to the group to delete the reference to the Unique Identifier (UI), and (b) WP.29-197-09 (see agenda item 16(k)), would be considered together for the amendment to UN Regulation No. 0 before the November 2025 session of WP.29. GRSG also agreed to incorporate the provisions for the deletion of UI in all UN Regulations.