[1] Assessments are broadly based on capacity to pay as calculated from gross national income (GNI), modified by various factors. See Brett D. Schaefer, “The Window of Opportunity to Overhaul the U.N. Scale of Assessments Is Closing,” Heritage Foundation Backgrounder No. 2701, June 18, 2012, http://thf_media.s3.amazonaws.com/2012/pdf/bg2701.pdf.
[2] Unless new countries join the U.N. that can help offset the U.S. reduction. However, most non-U.N. member states are small or poor and, therefore, would be unlikely to assume significant assessments. A notable exception is Taiwan.
[3] See Schaefer, “The Window of Opportunity to Overhaul the U.N. Scale of Assessments Is Closing.”
[4] Address by the President to the 48th Session of the United Nations General Assembly, New York, September 27, 1993.
[5] H.R. 2333, Foreign Relations Authorization Act, Fiscal Years 1994 and 1995, January 25, 1994, enacted as P.L. 103-236, http://www.gpo.gov/fdsys/pkg/BILLS-103hr2333enr/pdf/BILLS-103hr2333enr.pdf (accessed January 18, 2013).
[6] “Making Consolidated Appropriations for the Fiscal Year Ending September 30, 2000, and for Other Purposes,” Title IX, November 29, 1999, enacted as P.L. 106-113, http://www.gpo.gov/fdsys/pkg/PLAW-106publ113/html/PLAW-106publ113.htm (accessed January 18, 2013).
[7] U.S. Department of State, “United States Participation in the United Nations–2000: Administration and Budget,” Part 7, p. 115, http://www.state.gov/documents/organization/7693.pdf (accessed January 18, 2013).
[8] Richard C. Holbrooke, U.S. Permanent Representative to the United Nations, testimony before the Committee on Foreign Relations, U.S. Senate, January 9, 2001.
[9] Amendment to the Admiral James W. Nance and Meg Donovan Foreign Relations Authorization Act, Fiscal Years 2000 and 2001, enacted as P.L. 107-46, http://www.gpo.gov/fdsys/pkg/PLAW-107publ46/pdf/PLAW-107publ46.pdf (accessed January 22, 2013); Foreign Relations Authorization Act, Fiscal Year 2003, Sec. 402, enacted as P.L. 107-228, http://www.gpo.gov/fdsys/pkg/PLAW-107publ228/html/PLAW-107publ228.htm (accessed January 18, 2013); and Consolidated Appropriations Act, 2005, Sec. 411, enacted as P.L. 108-447, http://www.gpo.gov/fdsys/pkg/PLAW-108publ447/pdf/PLAW-108publ447.pdf (accessed January 8, 2013).
[10] For U.N. peacekeeping assessments from 2001 to 2003, see U.N. General Assembly, “Information on the Implementation of General Assembly Resolutions 55/235 and 55/236,” A/C.5/55/38 Annex III, March 1, 2001, http://www.un.org/ga/search/view_doc.asp?symbol=A/C.5/55/38 (accessed January 18, 2013). For U.N. peacekeeping assessments from 2004 to 2006, see U.N. General Assembly, “Implementation of General Assembly Resolutions 55/235 and 55/236,” A/58/157/Add.1, December 17, 2003, http://www.un.org/ga/search/view_doc.asp?symbol=A/58/157/Add.1 (accessed January 18, 2013). For U.N. peacekeeping assessments from 2007 to 2009, see U.N. General Assembly, “Implementation of General Assembly Resolutions 55/235 and 55/236,” A/61/139/Add.1, December 27, 2006, http://www.un.org/ga/search/view_doc.asp?symbol=A/61/139/Add.1 (accessed January 18, 2013).
[11] For U.N. peacekeeping assessments from 2010 to 2012, see U.N. General Assembly, “Implementation of General Assembly Resolutions 55/235 and 55/236,” A/64/220, September 23, 2009, http://www.un.org/ga/search/view_doc.asp?symbol=A/64/220 (accessed January 18, 2013).
[12] Omnibus Appropriations Act, 2009, Division H, March 11, 2009, enacted as P.L. 111-8, http://www.gpo.gov/fdsys/pkg/PLAW-111publ8/html/PLAW-111publ8.htm (accessed January 18, 2013).
[13] Consolidated Appropriations Act, 2010, Division F, December 16, 2009, http://www.gpo.gov/fdsys/pkg/PLAW-111publ117/pdf/PLAW-111publ117.pdf (accessed January 18, 2013).
[14] Department of Defense and Full-Year Continuing Appropriations Act, 2011, enacted as P.L. 112-10, http://www.gpo.gov/fdsys/pkg/PLAW-112publ10/html/PLAW-112publ10.htm (accessed January 18, 2013); Consolidated Appropriations Act, 2012, enacted as P.L. 112-74, http://www.gpo.gov/fdsys/pkg/PLAW-112publ74/pdf/PLAW-112publ74.pdf (accessed January 18, 2013); and Continuing Appropriations Resolution, 2013, enacted as P.L. 112-175, http://www.gpo.gov/fdsys/pkg/PLAW-112publ175/html/PLAW-112publ175.htm (accessed January 18, 2013).
[15] United States Mission to the United Nations, “Fact Sheet: Conclusion of the 67th General Assembly Main Session of the Fifth Committee,” December 28, 2012, http://usun.state.gov/briefing/statements/202404.htm (accessed January 18, 2013).
[16] News release, “Fifth Committee, Concluding Session, Approves 2013–2015 Assessment Scales Used to Determine Member State Contributions to Regular, Peacekeeping Budgets,” U.N. General Assembly, December 24, 2012, http://www.un.org/News/Press/docs/2012/gaab4057.doc.htm (accessed January 18, 2013).
[17] U.N. General Assembly, “Implementation of General Assembly Resolutions 55/235 and 55/236,” A/67/224/Add.1, December 27, 2012, http://www.un.org/ga/search/view_doc.asp?symbol=A/67/224/Add.%201 (accessed January 18, 2013).