Only 1 vehicle can be towed + with a solid towing connection, connected by a rigid wall if there is no braking system.
To be towed a car or other special-use motorcycle when this vehicle cannot run on its own and must ensure safety; The towed vehicle must be operated by a driver and the vehicle's steering system must be valid<2 >
The connection between the trailer and the towed vehicle must be sure and safe; in case the braking system of the towed vehicle is no longer effective, the towed vehicle must be connected by a rigid connecting rod.
It is permissible to tow more vehicles but must be sure and safe; In case the braking system of the towed vehicle is no longer effective, the towing vehicles must be connected by a cable of suitable length.