25. The experts from the Task Force on Tyre Pressure Monitoring System and on Tyre Installation (TF TPMSTI) reported on their progress (GRBP-75-11) and introduced a proposal that aimed at implementing the requirements for a Tyre Pressure Refill System (TPRS) and a Central Tyre Inflation System (CTIS) (ECE/TRANS/WP.29/GRBP/2022/2 and GRBP-75-10). The expert from CLEPA suggested further amendments (GRBP-75-33 and GRBP-75-34).

26. GRBP adopted the proposal, as amended by GRBP-75-10 and GRBP-75-33, and requested the secretariat to submit it for consideration and vote at the June 2022 sessions of WP.29 and AC.1 as draft Supplement 2 to the 01 series of amendments to UN Regulation No. 141.