Directorate of Defense Trade Controls Bureau of Political-Military Affairs U.S. Department of State 2401 E Street NW, SA-1, 5th Floor Washington, DC 20522-0112(202) 663-1282Monday Through Friday, 9:00 a.m. to 5:00 p.m.The Licensing Service Center is a division of the United States Department of State that is responsible for administering licenses and approvals for the export of certain controlled items, such as munitions, defense articles, and dual-use technologies. The Licensing Service Center operates under the authority of the Arms Export Control Act and the International Traffic in Arms Regulations (ITAR). The Licensing Service Center receives and reviews license applications for exports of defense articles and services that are subject to the ITAR. It also provides guidance and assistance to exporters and other stakeholders in navigating the complex regulatory environment of defense trade.