The cession of the data related to the name and address of the headlines of the ticket T-16 that reside in a determinate town from the administration that is responsible –or, if it falls, from the person in charge of the treatment (previous authorization escrita)- towards the town council of this town, in order to inform them of the new timetables and itineraries of the new lines of the municipal network of buses, it could be fitted out in this case for article 21 of the LOPD. This without harm that, from the point of view of the principle of minimization, it can be advisable to opt for some other solution as those that are proposed in the judgement.