16. The experts from ETRTO proposed to clarify and improve the text of UN Regulation No. 30 (ECE/TRANS/WP.29/GRB/2019/5 and GRB-69-11-Rev.1). GRB adopted the proposal, as amended by Annex III of the session report, and requested the secretariat to submit it to WP.29 and AC.1 for consideration and vote at their June 2019 sessions as a draft Supplement 21 to the 02 series of amendments to UN Regulation No. 30. GRB also requested the secretariat, in cooperation with ETRTO, to use this opportunity to consolidate the text of the UN Regulation.