109. The expert from UK requested to keep ECE/TRANS/WP.29/GRVA/2023/10 and GRVA-16-41 on the agenda until the next session, as they would be further discussed and finalised by SIG on EMB. GRVA agreed to this proposal.

116. The expert from CLCCR recalled the purpose of ECE/TRANS/WP.29/GRVA/2023/3. He requested (GRVA-15-33), following discussions with OICA, to postpone the consideration of this topic to the next session of GRVA. GRVA gave its consent.

117. The expert from the United Kingdom of Great Britain and Northern Ireland introduced GRVA-15-08, with a proposal to amend Annex 18 of UN Regulation No. 13, aimed to align where appropriate the text in UN Regulation No. 13 with that of Annex 6 to UN Regulation No. 79 (Steering Systems) and to improve consistency in the interpretation of the requirements of that annex. Following discussions, GRVA requested the secretariat to distribute the document with an official symbol at its May 2023 session.

120. The expert from the Netherlands presented GRVA-15-29 introducing ECE/TRANS/WP.29/GRVA/2023/4, an amendment proposal to UN Regulation No. 78 aimed at inserting requirements for Complex Electronic Control Systems and aligned with those for passenger cars. He recalled the context of the proposal tabled, following the adoption of brake light activation criteria for automatically commanded braking functions at the last session. He announced that the alignment (GRVA-15-41) of the proposed text with those developed for UN Regulation No. 13 would be performed in a second step.

121. The expert from United Kingdom of Great Britain and Northern Ireland presented GRVA-15-41, proposing amendments to ECE/TRANS/WP.29/GRVA/2023/4 and aimed at introducing the new provisions for the audit of electronic control systems that have been developed for UN Regulation No. 13 and its Annex 18 (see GRVA-15-08).

122. Following discussion, GRVA adopted ECE/TRANS/WP.29/GRVA/2023/4 as amended by GRVA-15-57 and requested the secretariat to submit it as a proposal for the 06 series of amendments to UN Regulation No. 78 (braking of Category L vehicles) to WP.29 and AC.1 for consideration and vote at their June 2023 sessions.