No the first part is the key. It is an Executive Order (EO 12333). Now, boys and girls...which branch of the federal government do Executive Orders originate from? :o)
From US Embassy, Sanaa, Yemen website: "Edmund J. Hull was sworn in as the American Ambassador to the Republic of Yemen on September 17, 2001 by Secretary of State Colin L. Powell. Previously, Mr. Hull served as the U.S. Department of State's Acting Coordinator for Counterterrorism. Mr. Hull was instrumental in mobilizing international support for sanctions, including UN Security Council Resolution 1333, against terrorists and countries supporting terrorism. He has also led U.S. delegations to meet with the UN, the G-8, and the EU, as well as India, Canada, Japan, Yemen, Israel, the Palestinian Authority, the UK, Central Asian states, and Spain. He also joined Under Secretary Pickering in launching the U.S.-Russian Working Group on Afghanistan."