6. The expert from OICA, Secretary of IWG GTR13, Phase 2, introduced GRSP-73-50-Rev.1 to inform GRSP about editorial changes included in ECE/TRANS/WP.29/2023/81, following decision of GRSP to recommend Amendment 1 to the UN GTR at its December 2022 session. GRSP reconfirmed its agreement to recommend ECE/TRANS/WP.29/2023/81 as Amendment 1 to UN GTR No. 13 for consideration and vote to WP.29 and AC.3 at their June 2023 sessions.