New Zealand is a party to the following multilateral treaties containing extradition obligations:
- Financial Action Task Force International Standards on Combating Money Laundering and the Financing of Terrorism & Proliferation (February 2012)
- International Convention for the Suppression of Acts of Nuclear Terrorism 2445 UNTS 89 (opened for signature 14 September 2005, entered into force 7 July 2007)
- United Nations Global Counter-Terrorism Strategy GA Res 60/288, A/Res/60/288 (2006)
- United Nations Convention Against Corruption 2349 UNTS 41 (opened for signature 9 December 2011, entered into force 14 December 2005)
- United Nations Convention Against Transnational Organised Crime and the Protocols Thereto 2225 UNTS 209 (opened for signature 12 December 2000, entered into force 28 September 2003)
- Rome Statute of the International Criminal Court 2187 UNTS 90 (opened for signature 17 July 1998, entered into force 1 July 2002)
- International Convention for the Suppression of Financing Terrorism 2178 UNTS 197 (opened for signature 10 January 2000, entered into force 10 April 2002)
- Optional Protocol to the Convention on the Rights of the Child on the Sale of Children, Child Prostitution and Child Pornography 2171 UNTS 227 (opened for signature 25 May 2000, entered into force 18 January 2002)
- International Convention for the Suppression of Terrorist Bombings 2149 UNTS 256 (opened for signature 12 January 1998, entered into force 23 May 2001)
- Convention on Combating Bribery of Foreign Public Officials in International Business Transactions (signed 17 December 1997, entered into force 15 February 1999)
- Convention on the Safety of United Nations and Associated Personnel 2051 UNTS 363 (opened for signature 15 December 1994, entered into force 15 January 1999)
- United Nations Security Council Resolution 955 establishing the International Criminal Tribunal for Rwanda SC Res 955, S/Res/955 (1994)
- United Nations Security Council Resolution 827 establishing the International Criminal Tribunal for the former Yugoslavia SC Res 827, S/Res/827 (1993)
- Convention for the Suppression of Unlawful Acts Against the Safety of Maritime Navigation 1678 UNTS 201 (opened for signature 10 March 1988, entered into force 1 March 1992)
- United Nations Convention Against Illicit Traffic in Narcotic Drugs and Psychotropic Substances 1582 UNTS 95 (opened for signature 20 December 1988, entered into force 11 November 1990)
- Convention Against Torture and Other Cruel, Inhuman or Degrading Treatment or Punishment 1465 UNTS 85 (opened for signature 10 December 1984, entered into force 26 June 1987)
- Convention on the Physical Protection of Nuclear Material and Nuclear Facilities 1456 UNTS 125 (opened for signature 3 March 1980, entered into force 8 February 1987)
- International Convention Against the Taking of Hostages 1316 UNTS 205 (opened for signature 18 December 1979, entered into force 3 June 1983)
- Convention on the Prevention and Punishment of Crimes Against Internationally Protected Persons, including Diplomatic Agents 1035 UNTS 167 (opened for signature 14 December 1973, entered into force 20 February 1977)
- Convention for the Suppression of Unlawful Seizure of Aircraft 860 UNTS 105 (opened for signature 16 December 1970, entered into force 14 October 1971)
- Convention for the Suppression of Unlawful Acts against the Safety of Civil Aviation 974 UNTS 177 (opened for signature 23 September 1971, entered into force 26 January 1973)
- Single Convention on Narcotic Drugs 520 UNTS 151 (opened for signature 30 March 1961, entered into force 13 December 1964)
- Convention on the Prevention and Punishment of the Crime of Genocide 78 UNTS 277 (opened for signature 11 December 1948, entered into force 12 January 1951)
