Secreting a diffuse liability, potentially involving a large chain of actors (the designers and managers of the system, the authority having authorized it, the vehicle manufacturer, the intelligent road network operator and the driver), autonomous circulation defies Liability Law with regard to the requirement to establish a fault or at least accountability. Accordingly, the complex system of algorithms allowing autonomous circulation disrupts these classical mechanisms of liability, which do not appear to be able to meet the contemporary concern of guaranteeing compensation to victims of accidents caused by these vehicles.