The Palermo Convention- UN Convention on Transnational Organized Crime, it was opened for signature by Member States in Palermo on 12 to15 December 2000 and ratified by Italy with Law & on 16 March 2016.
UN Convention on Illicit Traffic in Drugs and Psychotropic substances, adopted in Vienna on 20 December 1988.
Protocol of 25 March 1972 amending the Single Convention of 1961.
Convention on psychotropic substances, signed in Vienna on 21 February 1971.
Single Convention on Narcotic Drugs, signed in New York on 30 March 1961.