When connecting a vehicle in a vehicle combination with an unbraked trailer and the highest permissible weight of the trailer does not exceed 750 kg the following rules shall apply:
The trailer weight is not bound by the towing vehicle specification.
The trailer must be visibly marked with the sign "Other danger" on the rear of the vehicle.
The present weight of the trailer must not be higher than the maximum permitted weight of the unbraked trailer given in the vehicle registration certificate Part II and in the vehicle registration certificate Part I of the towing vehicle.