An Export Control Classification Number (ECCN) is an alphanumeric code assigned to articles, technology and software (collectively, "items") by the US Department of Commerce, Bureau of Industry and Security. The classification list is a slightly modified version of the list maintained by the Wassenaar Arrangement, an international regime in which member countries agree to implement export controls for "dual use" items. Dual use items are items that have potential civilian uses, as well as WMD or conventional weapons related end uses. ECCN classification is determined by referring to a table that is issued by the Bureau of Industry and Security. Since the lists are based on an international standard, the European Union regulates items using the numbering system that is very similar, and is