36. The expert from CLEPA reiterated his request to all non-European Union contracting parties to report their intention to apply the new transitional provision in UN Regulation No. 44 (Child Restraint Systems) (ECE/TRANS/WP.29/2020/111, Supplement 18 to the 04 series of amendments to UN Regulation No. 44) adopted at the November 2020 session of WP.29, which allowed contracting parties to no longer accept approvals according to that UN Regulation as from 1 September 2023. The expert from EC, clarified that all European Union member States would have the possibility to implement this expiry date with a year of delay to deplete CRS already in stock. Finally, GRSP requested non-European Union Contracting Parties to the 1958 Agreement to report their intention to continue/discontinue sales after 1 September 2023 of CRS type approved according to UN Regulation No. 44.

37. The expert from EC introduced a study (GRSP-70-23) to review and assess the appropriateness of crash pulses found in the current European Union legislation. Therefore, he stated that it would be needed to identify potential amendments to regulations and assess the potential benefits as well as any (unintended) consequences. He informed that accident data are limited and real-world issue could therefore not defined. At this stage, there is lack of concrete cost-effective data and EC will not follow up the modification of pulses for the time being. He clarified that the European Commission was obliged to evaluate vehicle safety by July 2027 (Article 14 of General Safety Regulation (EU) 2019/2144) and would take this research into account at that time. GRSP suggested sharing the same presentation with the Working Party on General Safety (GRSG). Notably, the expert from EC recommended ensured consistency of UN Regulation No 67 (LPG) and 110 (CNG) as covered by this research, with UN Regulation No 134 / GTR No 13 (hydrogen safety).