The installation of videovigilància devices in the vehicles that carry out the collection of waste in order to record the itinerary of the same ones and the moment of the collection, in the public way, as well as the installation of videovigilància devices in the helmet of the workers who carry out the collection of waste, it does not have sufficient habilitation legal. The installation of a system of geolocation in the vehicles could work out suitable, if it is proportionate and necessary for the determinate, explicit and legitimate purpose foreseen, and not for other incompatible purposes. This, whenever it does not bring the catchment and engraving of images matched up.