Calls upon all States to take appropriate measures to ensure that individuals and companies in their jurisdiction, in particular those referred to in the reports of the Panel of Experts established pursuant to resolutions 1343 (2001), 1395 (2002), 1408 (2002) and 1458 (2003), act in conformity with United Nations embargoes, in particular those established by resolutions 1171 (1998), 1306 (2000) and 1343 (2001), and, as appropriate, to take the necessary judicial and administrative action to end any illegal activities by those individuals and companies;