18. The experts from GTB proposed allowing the installation of side-marker lamps combined with retro-reflectors on the lateral foremost position on semi-trailers (ECE/TRANS/WP.29/GRE/2025/6). GRE adopted the proposal and requested the secretariat to submit it for consideration and adoption to the November 2025 sessions of WP.29 and AC.1 as part of draft Supplement 22 to the 06 series, draft Supplement 9 to the 07 series, draft Supplement 7 to the 08 series and draft Supplement 2 to the 09 series of amendments to UN Regulation No. 48.