Concentrations of land motor vehicles taking place on roads open to public traffic are subject to declaration.
However, concentrations of less than fifty vehicles are not subject to declaration.
Events involving the participation of land motor vehicles which take place on approved permanent circuits are subject to declaration.
Events involving motorised land vehicles which take place on non-permanent circuits, grounds or courses as defined in article R. 331-18 are subject to authorisation.
Authorisation is also required for events which take place on an approved circuit but in a discipline other than that covered by the approval, on a terrain or course laid out on part of a permanent circuit, for the purposes of the event.
Circuits are subject to approval under the conditions defined in sub-section 5 of this section.