45. The representative from OICA introduced ECE/TRANS/WP.29/GRPE/2023/18, as amended by GRPE-89-18.
46. GRPE adopted ECE/TRANS/WP.29/GRPE/2023/18 as amended by GRPE-89-18 as reflected in Annex IV to the session report and requested the secretariat to submit it to WP.29 and AC.1 for consideration and vote at their November 2023 sessions as draft new supplement to the 03 series of amendments to UN Regulation No. 24 (Visible pollutants, measurement of power of C.I. engines (Diesel smoke)).