The U.S. Mission to International Organizations in Vienna (UNVIE) advances U.S. national interests by conducting multilateral diplomacy within the following international organizations in Vienna:
- the International Atomic Energy Agency (IAEA);
- the UN Office on Drugs and Crime (UNODC);
- the UN Office for Outer Space Affairs (UNOOSA);
- the UN Commission on International Trade Law (UNCITRAL);
- the International Narcotics Control Board (INCB)
- the Preparatory Commission of the Comprehensive Test Ban Treaty Organization (CTBTO);
In addition, the Mission represents the United States in other international organizations based in or near Vienna: the Nuclear Suppliers Group and the Wassenaar Arrangement export control regimes; the Hague Code of Conduct Against Ballistic Missile Proliferation; and the International Institute for Applied Systems Analysis in Laxenburg, Austria. The Mission also liaises in Vienna with the International Anti-Corruption Academy (IACA), the UN Interregional Crime and Justice Research Institute (UNICRI), and the UN Industrial Development Organization (UNIDO).
The Mission oversees the use of more than $300 million in U.S. budgetary and extra-budgetary contributions given to Vienna-based international organizations each year and coordinates the diplomatic engagements of visiting officials representing various U.S. government agencies at major policy meetings taking place in Vienna.