108. The World Forum considered the proposal for a Supplement 4 to the 04 series of amendments to UN Regulation No. 110 (CNG and LNG vehicles) under agenda items 4.14.1 (ECE/TRANS/WP.29/2023/78), presented by the Chair of GRSG. He stated that the aim of this proposal was to insert transitional provisions in the 04 series of this Regulation in order to accept the type approvals according to the preceding series of systems not affected by the provisions of the new series of amendments.

109. The World Forum considered the document ECE/TRANS/WP.29/2023/78 and recommended its submission to AC.1 for voting.