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).