The current Italian standards regulating fineness and hallmarks for precious metals (Lgs. Decree no. 251, 22 May 1999, and D.P.R. no. 150, 30 May 2002) was unfortunately already outdated at its creation.
This is due to thee very nature of the delegate legislative measure (ex art. 76 Cost.). In this case in fact, the new regulation cannot exceed the limits of the parliamentary delegation (the result would be a declaration of anti-constitutionality “through excess power” on the part of the Constitutional Court).
In the case in hand, proxy was granted by Art. 42 of law no. 128, 24 April 1998, containing “Provisions for the fulfilment of obligations arising from Italy’s membership of the European Community - Community Law 1995 - 1997".