34. The expert from CLEPA introduced ECE/TRANS/WP.29/GRSP/2019/12 and its amendment, GRSP-65-27-Rev.1. He explained that the proposal introduced the booster cushion without a backrest, and concluded the development of UN Regulation No. 129. GRSP adopted ECE/TRANS/WP.29/GRSP/2019/12, as amended by Annex V to the session report, and requested the secretariat to submit it as Supplement 3 to the 03 series of amendments to UN Regulation No. 129, for consideration and vote at the November 2019 sessions of WP.29 and AC.1.