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STATUS AS AT : 16-05-2021 03:15:42 EDT
CHAPTER XXVI
DISARMAMENT
9. Treaty on the Prohibition of Nuclear Weapons
New York, 7 July 2017
Entry into force:22 January 2021, in accordance with article 15.
Status
:
Signatories : 86. Parties : 54
Text:
Certified true copy

CN.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).
Note:
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 a
Costa 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 120 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 a
Palau20 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 Islands
Declarations:
       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.
Cuba
Declaration:
       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.

End Note
1
With a territorial application in respect of Tokelau.
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