law regulating expropriation is the D.P.R. n.327 of 2001, amended by D.Lgs. n.302 of 2002; it supersedes the old expropriation law, the Royal Decree n.2359 of 1865. Other national and regional laws may apply, not always giving full compensation to the owner. Expropriation can be total (the whole property is expropriated) or partial; permanent or temporary.

Article 42 of the Italian Constitution and article 834 of the Italian Civil Code state that any