18. The expert from Spain, on behalf of the IWG on Safe Transport of Children in Buses and Coaches (STCBC), presented informal document GRSP-76-46, which superseded ECE/TRANS/WP.29/GRSP/2024/17. GRSP adopted the proposal (as reproduced in annex VII to the session report) and requested the secretariat to submit it as a proposal for supplement 19 to the 04 series of amendments to UN Regulation No. 44 to the June 2025 sessions of WP.29 and AC.1.