A key piece of documentation to obtain in Italy when you move there is the 'Codice fiscale'. The card has many uses and is a base fo tax purposes and identity. This can be obtained by going to the Italian consulate if you apply for outside of Italy. If you are in the country you can go in the city's council and is will be simple to obtain one if you have a E.U passport. The number is issued by the Italian Tax officeand on the card includes details such as full name, date of birth, place of birth and sex.