The person in charge|attendant has to give back the Town Council all the data linked to the provision|feature of the service of first cycle of infant education, once its|his|her|their provision|feature has been finished, in attention at the beginning of continuity of the public services and to|in the existence of legal forecasts that force to|in its|his|her|their conservation. For the purpose of proving this return, a document through which the person in charge|attendant makes the delivery of the data be evident in the Town Council can be established, as well as, if it suits, that total of the existing data has proceeded to the destruction of the copies and to|in the erased one in its|his|her|their computer teams|equipments, without harm of the possibility to preserve a blocked copy. The person in charge|attendant can employ|use any means within its|his|her|their scope to proving the blockade|block of the data that it|he|she preserves, as|like the documentation generated to implement the safety measures related with the blockade|block and the evidence of its|his|her|their correct functioning|operation.