54. The expert from CLEPA introduced GRRF-78-31 on Advanced Driving Assist Systems (ADAS) and their levels of vehicle automation. He presented new technologies, such as Highway Autopilots and Valet Parking, which were under development and would require amendments to UN Regulations for vehicles to be type approved. GRRF welcomed this presentation. The Chair of GRRF encouraged all experts to continue sharing information on these types of innovations at the following GRRF session.