The utilization on the part of the Town Council of the data of the Property Register and those of the municipal census of inhabitants is admissible, to the effects of getting itself with the owners in touch. The Town Council can consult the census, to the effects of detecting if in a house of a financial entity there are not registered persons (art. 41 LDH). Beyond this check, in those cases in which there are registered persons, it would not seem justified to treat like detection (principle of quality) the data of these persons with this initial purpose. The supplying companies have to communicate in the Town Council the information that is required for them about abnormal consumptions from water, gas and associated electricity identified or identifiable physical persons, for the purposes of check foreseen in the article 41.5 of the LDH, when an anomalous situation of the house has been detected previously.