39. On behalf of the Special Interest Group on Automated Vehicles Regulation Screening (SIG AVRS), the expert from the Netherlands reported on their activities (GRBP-78-24). He pointed out that, as a matter of priority, SIG had decided to consider UN Regulations Nos. 28, 51 and 138 with the intention to amend them preferably with supplements. GRBP invited all experts to join the work of SIG AVRS.