CHAPTER XXVI
DISARMAMENT
9Treaty on the Prohibition of Nuclear WeaponsNew York, 7 July 201722 January 2021, in accordance with article 15.Signatories86Parties54CN.475.2017.TREATIES-XXVI-9 of 9 August 2017 (Opening for signature), CN.476.2017.TREATIES-XXVI-9 of 9 August 2017 (Issuance of Certified True Copies) and CN.478.2020.TREATIES-XXVI-9 of 26 October 2020 (Entry into Force).The Treaty was adopted on 7 July 2017 by the United Nations conference to negotiate a legally binding instrument to prohibit nuclear weapons, leading towards their total elimination, held in New York from 27 to 31 March and 15 June to 7 July 2017. In accordance with its article 13, the Treaty shall be open for signature to all States at United Nations Headquarters in New York as from 20 September 2017.
ParticipantSignatureAcceptance(A), Approval(AA), Ratification, Accession(a)Algeria20 Sep 2017 Angola27 Sep 2018 Antigua and Barbuda26 Sep 2018 25 Nov 2019 Austria20 Sep 2017 8 May 2018 Bangladesh20 Sep 2017 26 Sep 2019 Belize 6 Feb 2020 19 May 2020 Benin26 Sep 2018 11 Dec 2020 Bolivia (Plurinational State of)16 Apr 2018 6 Aug 2019 Botswana26 Sep 2019 15 Jul 2020 Brazil20 Sep 2017 Brunei Darussalam26 Sep 2018 Cabo Verde20 Sep 2017 Cambodia 9 Jan 2019 22 Jan 2021 Central African Republic20 Sep 2017 Chile20 Sep 2017 Colombia 3 Aug 2018 Comoros20 Sep 2017 19 Feb 2021 Congo20 Sep 2017 Cook Islands 4 Sep 2018 aCosta Rica20 Sep 2017 5 Jul 2018 Côte d'Ivoire20 Sep 2017 Cuba20 Sep 2017 30 Jan 2018 Democratic Republic of the Congo20 Sep 2017 Dominica26 Sep 2019 18 Oct 2019 Dominican Republic 7 Jun 2018 Ecuador20 Sep 2017 25 Sep 2019 El Salvador20 Sep 2017 30 Jan 2019 Fiji20 Sep 2017 7 Jul 2020 Gambia20 Sep 2017 26 Sep 2018 Ghana20 Sep 2017 Grenada26 Sep 2019 Guatemala20 Sep 2017 Guinea-Bissau26 Sep 2018 Guyana20 Sep 2017 20 Sep 2017 Holy See20 Sep 2017 20 Sep 2017 Honduras20 Sep 2017 24 Oct 2020 Indonesia20 Sep 2017 Ireland20 Sep 2017 6 Aug 2020 Jamaica 8 Dec 2017 23 Oct 2020 Kazakhstan 2 Mar 2018 29 Aug 2019 Kiribati20 Sep 2017 26 Sep 2019 Lao People's Democratic Republic21 Sep 2017 26 Sep 2019 Lesotho26 Sep 2019 6 Jun 2020 Libya20 Sep 2017 Liechtenstein20 Sep 2017 Madagascar20 Sep 2017 Malawi20 Sep 2017 Malaysia20 Sep 2017 30 Sep 2020 Maldives26 Sep 2019 26 Sep 2019 Malta25 Aug 2020 21 Sep 2020 Mexico20 Sep 2017 16 Jan 2018 Mozambique18 Aug 2020 Myanmar26 Sep 2018 Namibia 8 Dec 2017 20 Mar 2020 Nauru22 Nov 2019 23 Oct 2020 Nepal20 Sep 2017 New Zealand<superscript>1</superscript>20 Sep 2017 31 Jul 2018 Nicaragua22 Sep 2017 19 Jul 2018 Niger 9 Dec 2020 Nigeria20 Sep 2017 6 Aug 2020 Niue 6 Aug 2020 aPalau20 Sep 2017 3 May 2018 Panama20 Sep 2017 11 Apr 2019 Paraguay20 Sep 2017 23 Jan 2020 Peru20 Sep 2017 Philippines20 Sep 2017 18 Feb 2021 Samoa20 Sep 2017 26 Sep 2018 San Marino20 Sep 2017 26 Sep 2018 Sao Tome and Principe20 Sep 2017 Seychelles26 Sep 2018 South Africa20 Sep 2017 25 Feb 2019 St. Kitts and Nevis26 Sep 2019 9 Aug 2020 St. Lucia27 Sep 2018 23 Jan 2019 St. Vincent and the Grenadines 8 Dec 2017 31 Jul 2019 State of Palestine20 Sep 2017 22 Mar 2018 Sudan22 Jul 2020 Thailand20 Sep 2017 20 Sep 2017 Timor-Leste26 Sep 2018 Togo20 Sep 2017 Trinidad and Tobago26 Sep 2019 26 Sep 2019 Tuvalu20 Sep 2017 12 Oct 2020 United Republic of Tanzania26 Sep 2019 Uruguay20 Sep 2017 25 Jul 2018 Vanuatu20 Sep 2017 26 Sep 2018 Venezuela (Bolivarian Republic of)20 Sep 2017 27 Mar 2018 Viet Nam22 Sep 2017 17 May 2018 Zambia26 Sep 2019 Zimbabwe 4 Dec 2020
Cook IslandsDeclarations:The Government of the Cook Islands :(a) declares that it does not own, possess, or control nuclear weapons or nuclear explosive devices, neither does it have a nuclear-weapon programme or nuclear-weapons-related facilities in its territory or in any place under its jurisdiction or control;(b) notwithstanding Article 1 (a), declares that it does not own, possess, or control any nuclear weapons or other nuclear explosive devices;(c) notwithstanding Article 1 (g), declares there are no nuclear weapons or other nuclear explosive devices in its territory or in any place under its jurisdiction or control that are owned, possessed or controlled by another State.CubaDeclaration:The prohibition on the testing nuclear weapons contained in Article 1(a) encompasses all forms of testing, including those performed using non-explosive methods such as subcritical testing and computer simulation.The transit of nuclear weapons and other nuclear explosive devices through territory under the jurisdiction of the States Parties to this Treaty is also a prohibited activity according to the provisions of Article 1(e).The financing of any activity prohibited to a State Party under this Treaty is also a prohibited activity according to the provisions of Article 1(e).The declarations that States Parties are required to make under Article 2 must include information on any activity they carry out that is prohibited under Article 1.1With a territorial application in respect of Tokelau.