The request for the employees of Post Office and other companies of transport service of the identificatives data of the staff of the SACK (name and surnames and number of DNI), to the effects of making them figure in the acknowledgement of receipt of the given documentation, it would be legitimate in accordance with the regulations of data protection. It will not be necessary to facilitate the mentioned identification data, in the case of notifications of administrative and judicial organs of documentation presented in the General Register suitable for being registered, in which case it will be sufficient to make be evident the stamp of the Town Council.