15. The expert from IMMA proposed amended definitions for UN Regulation No. 53 (ECE/TRANS/WP.29/GRE/2018/35 and GRE-80-05). GRE adopted the proposals and requested the secretariat to submit them to WP.29 and AC.1 for consideration at their June 2019 sessions as draft Supplement 4 to the 02 series of amendments to UN Regulation No. 53.
35. The expert from IMMA presented a consolidated text of the draft 03 series of amendments to UN Regulation No. 53 which had incorporated the latest modifications to the 01 and 02 series (ECE/TRANS/WP.29/GRE/2019/23 and GRE-82-16). GRE noted that these modifications had been also included in the draft 03 series of amendments to UN Regulation No. 53 submitted for consideration of WP.29 and AC.1 in November 2019 (ECE/TRANS/WP.29/2019/80).