GRSG is expected to resume consideration on a revised proposal tabled by the expert from the Russian Federation proposing a New Rule (1997 Agreement), drafted by the IWG on Periodical Technical Inspections (PTI) to introduce PTI of Accident Emergency Call Systems (AECS), intended to be fitted to vehicles of categories M₁ and N₁ covered by UN Regulation No. 144 (ECE/TRANS/WP.29/GRSG/2023/6 based on GRSG-124-11).