21. GRSG considered GRSG-124-32, tabled by NGVA Europe to accept the type approvals according to the preceding series when not affected by the provisions of the new series of amendments. GRSG acknowledged the need to be consistent throughout all the series of amendments to the UN Regulation, and adopted GRSG-124-32 as reproduced in annex II to the session report. The secretariat was requested to submit the proposal as draft Supplement 4 to the 04 series of amendments to UN Regulation No. 110, for consideration and vote at the June 2023 sessions of WP.29 and AC.1. At the same time, it was agreed to keep the official proposal to WP.29 in the agenda of the March 2023 session of GRSG for possible further development.

18. GRSG resumed consideration on GRSG-124-32, tabled by European Natural Gas Vehicle Association to accept the type approvals according to the preceding series when not affected by the provisions of the new series of amendments. GRSG reconfirmed its endorsement of the proposal without any change (see ECE/TRANS/WP.29/GRSG/103, paragraph 21). The secretariat was requested to submit GRSG-124-32 (as reproduced in annex II of ECE/TRANS/WP.29/GRSG/103) as draft Supplement 4 to the 04 series of amendments to UN Regulation No. 110, for consideration and vote at the June 2023 sessions of WP.29 and AC.1.