Updates

Status of the Treaty on the Prohibition of Nuclear Weapons

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The Treaty on the Prohibition of Nuclear Weapons (TPNW) was adopted at the United Nations in New York on 7 July 2017 and opened for signature on 20 September 2017. After reaching the threshold of 50 ratifications or accessions, it entered into force on 22 January 2021, becoming a permanent part of international law. Any state may sign, ratify, or accede to the TPNW at any time.

STATES PARTIES (66)

Antigua and Barbuda, Austria, Bangladesh, Belize, Benin, Bolivia, Botswana, Cabo Verde, Cambodia, Chile, Comoros, Congo (Republic of), Cook Islands, Costa Rica, Côte d’Ivoire, Cuba, Dominica, Ecuador, El Salvador, Fiji, Gambia, Grenada, Guatemala, Guinea-Bissau, Guyana, Holy See, Honduras, Ireland, Jamaica, Kazakhstan, Kiribati, Laos, Lesotho, Malawi, Malaysia, Maldives, Malta, Mexico, Mongolia, Namibia, Nauru, New Zealand, Nicaragua, Nigeria, Niue, Palau, Palestine, Panama, Paraguay, Peru, Philippines, Saint Kitts and Nevis, Saint Lucia, Saint Vincent and the Grenadines, Samoa, San Marino, Seychelles, South Africa, Thailand, Timor-Leste, Trinidad and Tobago, Tuvalu, Uruguay, Vanuatu, Venezuela, Vietnam

 

STATES THAT HAVE SIGNED BUT NOT YET RATIFIED (23)

Algeria, Angola, Brazil, Brunei, Central African Republic, Colombia, Congo (Democratic Republic of), Dominican Republic, Ghana, Indonesia, Libya, Liechtenstein, Madagascar, Mozambique, Myanmar, Nepal, Niger, São Tomé and Príncipe, Sudan, Tanzania, Togo, Zambia, Zimbabwe

 

STATE SIGNATURE RATIFICATION
Algeria 20 September 2017  
Angola 27 September 2018  
Antigua & Barbuda 26 September 2018 25 November 2019
Austria 20 September 2017 8 May 2018
Bangladesh 20 September 2017 26 September 2019
Belize 6 February 2020 19 May 2020
Benin 26 September 2018 11 December 2020
Bolivia 16 April 2018 6 August 2019
Botswana 26 September 2019 15 July 2020
Brazil 20 September 2017  
Brunei 26 September 2018  
Cabo Verde 20 September 2017 20 June 2022
Cambodia 9 January 2019 22 January 2021
Central African Republic 20 September 2017  
Chile 20 September 2017 23 September 2021
Colombia 3 August 2018  
Comoros 20 September 2017 19 February 2021
Congo 20 September 2017 17 May 2022
Cook Islands   4 September 2018*
Costa Rica 20 September 2017 5 July 2018
Côte d’Ivoire 20 September 2017 23 March 2022
Cuba 20 September 2017 30 January 2018
DR Congo 20 September 2017  
Dominica 26 September 2019 18 October 2019
Dominican Republic 7 June 2018  
Ecuador 20 September 2017 25 September 2019
El Salvador 20 September 2017 30 January 2019
Fiji 20 September 2017 7 July 2020
Gambia 20 September 2017 26 September 2018
Ghana 20 September 2017  
Grenada 26 September 2019 20 June 2022
Guatemala 20 September 2017 13 June 2022
Guinea-Bissau 26 September 2018 15 December 2021
Guyana 20 September 2017 20 September 2017
Holy See 20 September 2017 20 September 2017
Honduras 20 September 2017 24 October 2020
Indonesia 20 September 2017  
Ireland 20 September 2017 6 August 2020
Jamaica 8 December 2017 23 October 2020
Kazakhstan 2 March 2018 29 August 2019
Kiribati 20 September 2017 26 September 2019
Laos 21 September 2017 26 September 2019
Lesotho 26 September 2019 6 June 2020
Libya 20 September 2017  
Liechtenstein 20 September 2017  
Madagascar 20 September 2017  
Malawi 20 September 2017 29 June 2022
Malaysia 20 September 2017 30 September 2020
Maldives 26 September 2019 26 September 2019
Malta 25 August 2020 21 September 2020
Mexico 20 September 2017 16 January 2018
Mongolia   10 December 2021*
Mozambique 18 August 2020  
Myanmar 26 September 2018  
Namibia 8 December 2017 20 March 2020
Nauru 22 November 2019 23 October 2020
Nepal 20 September 2017  
New Zealand 20 September 2017 31 July 2018
Nicaragua 22 September 2017 19 July 2018
Niger 9 December 2020  
Nigeria 20 September 2017 6 August 2020
Niue   6 August 2020*
Palau 20 September 2017 3 May 2018
Palestine 20 September 2017 22 March 2018
Panama 20 September 2017 11 April 2019
Paraguay 20 September 2017 23 January 2020
Peru 20 September 2017 23 December 2021
Philippines 20 September 2017 18 February 2021
St Kitts & Nevis 26 September 2019 9 August 2020
St Lucia 27 September 2018 23 January 2019
St Vincent & Grenadines 8 December 2017 31 July 2019
Samoa 20 September 2017 26 September 2018
San Marino 20 September 2017 26 September 2018
São Tomé & Príncipe 20 September 2017  
Seychelles 26 September 2018 9 July 2021
South Africa 20 September 2017 25 February 2019
Sudan 22 July 2020  
Tanzania 26 September 2019  
Thailand 20 September 2017 20 September 2017
Timor-Leste 26 September 2018 20 June 2022
Togo 20 September 2017  
Trinidad & Tobago 26 September 2019 26 September 2019
Tuvalu 20 September 2017 12 October 2020
Uruguay 20 September 2017 25 July 2018
Vanuatu 20 September 2017 26 September 2018
Venezuela 20 September 2017 27 March 2018
Vietnam 22 September 2017 17 May 2018
Zambia 26 September 2019  
Zimbabwe 4 December 2020  
    * Accession