18. GRSG considered ECE/TRANS/WP.29/GRSG/2022/21, aimed at moving in part II of the UN Regulation the requirement to prevent the installation of the filling unit under the body of M1 vehicles. GRSG adopted ECE/TRANS/WP.29/GRSG/2022/21, not amended. The secretariat was requested to submit the proposal as draft Supplement 3 to 03 series of amendments and for Supplement 2 to the 04 series of amendments to UN Regulation No. 67, for consideration and vote at the March 2023 sessions of WP.29 and AC.1.

19. The expert from Liquid Gas Europe introduced ECE/TRANS/WP.29/GRSG/2022/22 to align the Ingress Protection degree class to the latest International Electrotechnical Commission standard and to recognise ISO 20653 as a valid alternative. GRSG adopted ECE/TRANS/WP.29/GRSG/2022/22, amended by deleting the proposed amendment to paragraph 6.17.10.8. The secretariat was requested to submit the proposal as part of Supplement 3 to 03 series of amendments and as part of Supplement 2 to the 04 series of amendments to UN Regulation No. 67, for consideration and vote at the March 2023 sessions of WP.29 and AC.1.