 It also decreed that the natural population units of people, together with the civil jurisdictions and social institutions that compose their organic structure, should be preserved as far as possible as units.On 18 February 1984, the Vatican and the Italian State signed a new and revised concordat.Based on the revisions, a set of "Normae" was issued on 15 November 1984, which was accompanied in the next year, on 3 June 1985, by enabling legislation.