The cession of particulars of the municipal Census of inhabitants to a Consortium, without consent of the affected ones, requires that he fits out a rule with rank of law. In the examined case, in so far as the Consortium has the competence delegated on the subject of social services of determinate towns and, more in particular, the provision of the service of first reception of immigrated persons, and since the knowledge of the address is relevant to be able to identify the collective of persons to whom these programs go directed, the cession would be in agreement with the LOPD to have sufficient habilitation in the regulations of local regime.