FY 2018 Obligations Contributions by Agency and Recipient (U.S. dollars)
Environmental Protection Agency 8,591,000 United Nations Environment Programme (UNEP) 8,426,000 World Health Organization (WHO) 165,000 Millennium Challenge Corporation 1,150,000 Organisation for Economic Co-operation and Development (OECD) 1,150,000 National Academy of Sciences 674,171 Committee on Data for Science and Technology (CODATA) 71,573 Committee on Space Research (COSPAR) 28,657 International Arctic Science Committee (IASC) 15,699 International Astronomical Union (IAU) 171,510 International Commission for Optics (ICO) 5,725 International Geographical Union (IGU) 18,500 International Lithosphere Program (ILP) 8,000 International Mathematical Union (IMU) 21,317 International Union for Radio Science (URSI) 41,679 International Union of Applied Physics (IUPAP) 51,443 International Union of Crystallography (IUCr) 15,599 International Union of Psychological Science (IUPsyS) 15,500 International Union of Pure and Applied Chemistry (IUPAC) 122,668 Pacific Science Association (PSA) 14,000 Scientific Committee on Antarctic Research (SCAR) 27,500 Scientific Committee on Oceanic Research (SCOR) 44,800 National Archives and Records Administration 58,550 International Council on Archives (ICA) 58,550 National Endowment for the Arts 50,000 International Federation of Arts Councils and Culture Agencies (IFACCA) 50,000 National Science Foundation 6,056,347 Council of Managers of National Antarctic Programs (COMNAP) 5,684 Human Frontier Science Program (HFSP) 2,850,640 International Council for Science (ICSU) 701,304 International Institute for Applied Systems Analysis (IIASA) 2,326,800 Organisation for Economic Co-operation and Development (OECD) Global Science Forum 171,919 U.S. Agency for International Development 4,612,270,420 African Union (AU) 856,517 Common Market for East and Southern Africa (COMESA) 7,896,500 Council of Europe (CoE) 445,966 Food and Agriculture Organization (FAO) 158,785,866 Global Fund to Fight AIDS, Tuberculosis, and Malaria (Global Fund) 925,000,000 Intergovernmental Authority on Development (IGAD) 3,000,000 International Commission on Missing Persons (ICMP) 350,000 International Committee of the Red Cross (ICRC) 2,000,000 International Criminal Police Organization (INTERPOL) 2,050,000 International Development Law Organization (IDLO) 1,500,000
Page 1 of 6 International Federation of Red Cross and Red Crescent Societies (IFRC) 22,033,896 International Fertilizer Development Center (IFDC) 6,788,964 International Fund for Agricultural Development (IFAD) 2,300,000 International Maize and Wheat Improvement Center (CIMMYT) 4,200,000 International Organization for Migration (IOM) 227,399,216 International Union for Conservation of Nature (IUCN) 9,868,268 Joint United Nations Programme on HIV/AIDS (UNAIDS) 9,593,712 Middle East Desalination Research Center (MEDRC) 931,000 Office of the United Nations High Commissioner for Refugees (UNHCR) 1,840,403 Organisation for Economic Co-operation and Development (OECD) 1,387,999 Organization for Security and Co-operation in Europe (OSCE) 110,000 Organization of American States (OAS) 14,073,367 Pacific Community (SPC) 300,000 Pan American Health Organization (PAHO) 9,520,220 Permanent Interstate Committee for Drought Control in the Sahel (CILSS) 3,210,738 Tropical Agricultural Research and Higher Education Center (CATIE) 691,478 United Nations (UN) 3,555,738 United Nations Children's Fund (UNICEF) 332,429,810 United Nations Development Programme (UNDP) 221,693,740 United Nations Human Settlement Program (UN-Habitat) 13,616,209 United Nations Industrial Development Organization (UNIDO) 5,629,719 United Nations Office for Disaster Risk Reduction (UNISDR) 499,969 United Nations Office for Project Services (UNOPS) 85,480,768 United Nations Office for the Coordination of Humanitarian Affairs (OCHA) 83,262,000 United Nations Office on Drugs and Crime (UNODC) 1,775,000 World Food Program (WFP) 2,275,202,383 World Health Organization (WHO) 168,510,972 World Meteorological Organization (WMO) 4,480,000 U.S. Commodity Futures Trading Commission 59,328 International Organization of Securities Commissions (IOSCO) 59,328 U.S. Department of Agriculture 1,554,739 Centre for Agriculture and Bioscience International (CABI) 236,500 Inter-American Institute for Cooperation on Agriculture (IICA) 409,247 International Atomic Energy Agency (IAEA) 324,940 International Center for Tropical Agriculture (CIAT) 268,912 International Maize and Wheat Improvement Center (CIMMYT) 200,140 Tropical Agricultural Research and Higher Education Center (CATIE) 115,000 U.S. Department of Commerce 475,116 Asia Pacific Laboratory Accreditation Cooperation (APLAC) 17,629 Inter-American Accreditation Cooperation (IAAC) 21,636 International Laboratory Accreditation Cooperation 10,781 North Pacific Marine Science Organization (PICES) 80,000 World Meteorological Organization (WMO) 345,070 U.S. Department of Defense 522,847,004 North Atlantic Treaty Organization (NATO) 522,847,004 U.S. Department of Education 152,998 Organisation for Economic Co-operation and Development (OECD) 152,998
Page 2 of 6 U.S. Department of Energy 19,619,460 Comprehensive Nuclear-Test-Ban Treaty Organization (CTBTO) 607,928 International Atomic Energy Agency (IAEA) 15,146,518 International Criminal Police Organization (INTERPOL) 1,458,000 International Energy Agency (IEA) 95,246 International Energy Agency Clean Coal Centre (IEA CCC) 600,000 International Energy Agency Greenhouse Gas R&D Programme (IEA GHG) 216,108 International Energy Forum Secretariat (IEFS) 286,260 Nuclear Energy Agency (NEA) 611,400 Organisation for Economic Co-operation and Development (OECD) 598,000 U.S. Department of Health and Human Services 111,880,157 Food and Agriculture Organization (FAO) 200,000 International Federation of Red Cross and Red Crescent Societies (IFRC) 5,186,130 International Organization for Migration (IOM) 3,503,389 Joint United Nations Programme on HIV/AIDS (UNAIDS) 1,759,700 Pan American Health Organization (PAHO) 4,133,093 World Health Organization (WHO) 97,097,845 U.S. Department of Homeland Security 379,171 International Maritime Organization (IMO) 379,171 U.S. Department of Interior 1,301,146 Convention on the Conservation of Migratory Species of Wild Animals (CMS) 25,000 Convention on the International Trade in Endangered Species of Wild Fauna and Flora (CITES) 1,124,933 International Regulators Forum (IRF) 40,105 International Union for Conservation of Nature (IUCN) 108,637 World Water Council 2,471 U.S. Department of Justice 13,671,237 Asia Pacific Group on Money Laundering (APG) 120,000 Financial Action Task Force (FATF) 387,071 International Criminal Police Organization (INTERPOL) 13,164,166 U.S. Department of Labor 14,970,000 International Labour Organization (ILO) 14,970,000 U.S. Department of State 6,417,329,669 African Union (AU) 1,999,632 Antarctic Treaty Secretariat (ATS) 60,347 Arctic Council Secretariat (ACS) 96,495 Arms Trade Treaty 75,971 Asia Pacific Economic Cooperation (APEC) 1,019,951 Asia Pacific Group on Money Laundering (APG) 113,000 Biological Weapons Convention (BWC) 271,521 Bureau of International Expositions (BIE) 111,000 Central American Commission for Maritime Transportation (COCATRAM) 85,000 Colombo Plan (CP) 24,580,158 Commission for the Conservation of Antarctic Marine Living Resources (CCAMLR) 110,658 Comprehensive Nuclear-Test-Ban Treaty Organization (CTBTO) 15,515,717 Convention on Certain Conventional Weapons (CCW) 323,679 Convention on the Conservation of Migratory Species of Wild Animals (CMS) 100,000 Convention on the International Trade in Endangered Species of Wild Fauna and Flora (CITES) 2,234,360
Page 3 of 6 Council of Europe (CoE) 840,000 European Commission for Democracy Through Law (Venice Commission) 175,852 Food and Agriculture Organization (FAO) 116,463,270 Great Lakes Fishery Commission (GLFC) 33,340,000 Hague Conference on Private International Law (HCCH) 316,758 Indian Ocean - South East Asia Marine Turtle (IOSEA) 45,000 Inter-American Convention for the Protection and Conservation of Sea Turtles (IAC) 100,000 Inter-American Institute for Cooperation on Agriculture (IICA) 17,435,300 Inter-American Tropical Tuna Commission (IATTC) 1,850,000 Intergovernmental Authority on Development (IGAD) 400,000 International Agency for Research on Cancer (IARC) 1,985,000 International Atomic Energy Agency (IAEA) 204,204,281 International Bureau of the Permanent Court of Arbitration (IBPCA) 70,000 International Bureau of Weights and Measures (IBWM) 1,379,045 International Center for the Study of Preservation and Restoration of Cultural Property (ICCROM) 1,000,000 International Centre for Migration Policy Development (ICMPD) 750,000 International Civil Aviation Organization (ICAO) 17,134,135 International Coffee Organization (ICO) 464,959 International Commission for the Conservation of Atlantic Tunas (ICCAT) 351,088 International Committee of the Red Cross (ICRC) 474,200,000 International Cooper Study Group (ICSG) 34,000 International Cotton Advisory Committee (ICAC) 244,300 International Council for the Exploration of the Sea (ICES) 222,467 International Criminal Police Organization (INTERPOL) 4,625,412 International Development Law Organization (IDLO) 22,103,396 International Federation of Red Cross and Red Crescent Societies (IFRC) 5,250,000 International Grains Council (IGC) 459,361 International Hydrographic Organization (IHO) 126,000 International Impartial and Independent Mechanism for Syria Accountability (IIIM) 347,565 International Institute for Justice and the Rule of Law (IIJ) 3,209,375 International Institute for the Unification of Private Law (UNIDROIT) 153,000 International Labour Organization (ILO) 95,403,373 International Lead and Zinc Study Group (ILZSG) 40,000 International Maritime Organization (IMO) 1,515,000 International Organization for Migration (IOM) 315,012,365 International Organization of Legal Metrology (OIML) 141,000 International Pacific Halibut Commission (IPHC) 4,200,000 International Renewable Energy Agency (IRENA) 4,552,325 International Residual Mechanism for Criminal Tribunals (IRMCT) 4,620,825 International Seed Testing Association (ISTA) 11,662 International Telecommunication Union (ITU) 17,809,928 International Tropical Timber Organization (ITTO) 779,403 International Union for Conservation of Nature (IUCN) 1,295,000 International Union for the Protection of New Varieties of Plants (UPOV) 283,000 International Whaling Commission (IWC) 136,096 Iran-United States Claims Tribunal (IUSCT) 3,895,561 Justice Studies Center of the Americas (JSCA) 500,000
Page 4 of 6 Middle East Desalination Research Center (MEDRC) 425,000 Multilateral Fund for the Implementation of the Montreal Protocol (MLF) 31,000,000 Multinational Forces and Observers (MFO) 31,000,000 North Atlantic Salmon Conservation Organization (NASCO) 90,968 North Atlantic Treaty Organization (NATO) 48,811,159 North Atlantic Treaty Organization Maintenance and Supply Agency 2,070,786 North Atlantic Treaty Organization Parliamentary Assembly (NATO PA) 1,011,000 North Atlantic Treaty Organization Russia Council (NATO RC) 125,000 North Pacific Anadromous Fish Commission (NPAFC) 195,951 North Pacific Fisheries Commission (NPFC) 112,095 North Pacific Marine Science Organization (PICES) 137,817 Northwest Atlantic Fisheries Organization (NAFO) 53,822 Office of the High Representative (OHR) in Bosnia and Herzegovina 1,757,956 Office of the United Nations High Commissioner for Human Rights (OHCHR) 16,654,743 Office of the United Nations High Commissioner for Refugees (UNHCR) 1,585,360,943 Organisation for Economic Co-operation and Development (OECD) 78,501,893 Organisation for the Prohibition of Chemical Weapons (OPCW) 22,079,150 Organization for Security and Co-operation in Europe (OSCE) 50,159,246 Organization of American States (OAS) 72,235,926 Pacific Community (SPC) 1,235,000 Pacific Islands Forum Fisheries Agency (FFA) 21,000,000 Pacific Salmon Commission (PSC) 1,684,352 Pan American Health Organization (PAHO) 59,518,239 Pan American Institute of Geography and History (PAIGH) 322,900 Ramsar Convention on Wetlands 1,125,000 Regional Center on Small Arms in the Great Lakes Region, the Horn of Africa, and Bordering States (RECSA) 1,000,000 Regional Cooperation Agreement on Combating Piracy and Armed Robbery against Ships in Asia (ReCAAP) 50,000 Regional Cooperation Council (RCC) 160,000 Science and Technology Center Ukraine (STCU) 868,000 Secretariat for Central American Economic Integration (SIECA) 500,000 Secretariat of the Pacific Regional Environment Program (SPREP) 194,670 South Pacific Regional Fisheries Management Organization (SPRFMO) 60,658 Special Tribunal for Lebanon (STL) 10,000,000 Treaty on the Non-Proliferation of Nuclear Weapons (NPT) 75,971 United Nations (UN) 626,976,910 United Nations African Union Hybrid Mission in Darfur (UNAMID) 206,013,287 United Nations Capital Development Fund (UNCDF) 500,000 United Nations Children's Fund (UNICEF) 402,457,853 United Nations Convention to Combat Desertification (UNCCD) 1,700,000 United Nations Democracy Fund (UNDEF) 3,000,000 United Nations Department of Economic and Social Affairs (UN DESA) 1,481,475 United Nations Department of Peacekeeping Operations (DPKO) 1,044,480 United Nations Development Programme (UNDP) 131,185,380 United Nations Disengagement Observer Force (UNDOF) 17,606,486 United Nations Entity for Gender Equality and the Empowerment of Women (UN Women) 11,749,000 United Nations Environment Programme (UNEP) 6,885,691 United Nations Forum on Forest (UNFF) 300,000
Page 5 of 6 United Nations Framework Convention on Climate Change (UNFCCC) 2,510,000 United Nations Human Settlement Program (UN-Habitat) 4,300,000 United Nations Institute for Training and Research (UNITAR) 628,814 United Nations Interim Administration Mission in Kosovo (UNMIK) 4,949,425 United Nations Interim Force in Lebanon (UNIFIL) 21,043,895 United Nations Interim Security Force for Abyei (UNISFA) 71,696,124 United Nations International Tribunal for Former Yugoslavia (ICTY) 5,511,050 United Nations Mission for Justice Support in Haiti (MINUJUSTH) 16,162,738 United Nations Mission for the Referendum in Western Sahara (MINURSO) 6,982,775 United Nations Mission in the Republic of South Sudan (UNMISS) 305,033,061 United Nations Multidimensional Integrated Stabilization Mission in Central African Republic (MINUSCA) 240,745,950 United Nations Multidimensional Integrated Stabilization Mission in Mali (MINUSMA) 143,802,838 United Nations Office for Project Services (UNOPS) 11,843,200 United Nations Office for the Coordination of Humanitarian Affairs (OCHA) 3,900,000 United Nations Office of the Special Coordinator on Improving the United Nations Response to Sexual Exploitation and Abuse 1,000,000 United Nations Office of the Special Representative of the Secretary-General on Sexual Violence in Conflict (UN SRSG-SVC) 1,750,000 United Nations Office on Drugs and Crime (UNODC) 74,207,004 United Nations Organization Stabilization Mission in the Democratic Republic of Congo (MONUSCO) 225,327,256 United Nations Peacekeeping Force in Cyprus (UNFICYP) 4,001,024 United Nations Relief and Works Agency for Palestine Refugees (UNRWA) 65,000,000 United Nations Support Office in Somalia (UNSOS) 159,405,906 Universal Postal Union (UPU) 4,906,730 Wassenaar Arrangement on Export Controls for Conventional Arms and Dual-Use Goods and Technologies (WA) 612,264 Western and Central Pacific Fisheries Commission (WCPFC) 1,217,660 World Customs Organization (WCO) 3,918,367 World Food Program (WFP) 10,641,035 World Health Organization (WHO) 126,927,637 World Intellectual Property Organization (WIPO) 987,313 World Meteorological Organization (WMO) 16,800,000 World Organisation for Animal Health (OIE) 250,000 World Trade Organization (WTO) 24,616,206 U.S. Department of Transportation 1,041,262 Civil Air Navigation Services Organization (CANSO) 66,140 Forum of European National Highway Research Laboratories (FEHRL) 28,000 International Civil Aviation Organization (ICAO) 921,170 World Road Association (PIARC) 25,952 U.S. Department of Treasury 169,575,000 Global Environment Facility (GEF) 139,575,000 International Fund for Agricultural Development (IFAD) 30,000,000 U.S. Nuclear Regulatory Commission 3,286,400 International Atomic Energy Agency (IAEA) 3,286,400 U.S. Postal Service 363,146 Caribbean Postal Union (CPU) 5,500 Universal Postal Union (UPU) 357,646 U.S. Securities and Exchange Commission 58,695 International Organization of Securities Commissions (IOSCO) 58,695 Grand Total 11,907,415,017
Page 6 of 6