The red sticker
The red sticker must be placed at the front of the car, in the lower left corner of the driver’s side windshield. If the signage is inappropriate, the driver of the vehicle will receive a level 4 fine.
The professional card
the professional VTC card must be affixed to the windshield or to the vehicle. The photograph on the map as well as the information must be visible from the outside. This visibility obligation must allow precise checks if necessary.