Arms control & security

Treaty on the Prohibition of Nuclear Weapons

Source: UN Treaty Collection · scraped 2026-09-26

Figures below count the 193 UN member states separately from other parties to this treaty (international organizations and non-member observer states) — a treaty can have more parties than there are UN member states.

71/193

RatifiedUN member states

75 in total, incl. 4 non-UN members (Cook Islands, Holy See, Niue, State of Palestine)

Signed, not ratifiedUN member states

WithdrawnUN member states

No actionUN member states

All Ratified Signed, not ratified Withdrawn No action

Country	Signature	Ratification	Withdrawal	Status
Afghanistan	—	—	—	No action
Albania	—	—	—	No action
Andorra	—	—	—	No action
Argentina	—	—	—	No action
Armenia	—	—	—	No action
Australia	—	—	—	No action
Azerbaijan	—	—	—	No action
Bahrain	—	—	—	No action
Belarus	—	—	—	No action
Belgium	—	—	—	No action
Bhutan	—	—	—	No action
Bosnia and Herzegovina	—	—	—	No action
Bulgaria	—	—	—	No action
Burundi	—	—	—	No action
Cameroon	—	—	—	No action
Canada	—	—	—	No action
Chad	—	—	—	No action
China	—	—	—	No action
Croatia	—	—	—	No action
Cyprus	—	—	—	No action
Czech Republic	—	—	—	No action
Democratic People's Republic of Korea	—	—	—	No action
Denmark	—	—	—	No action
Egypt	—	—	—	No action
Eritrea	—	—	—	No action
Estonia	—	—	—	No action
Eswatini	—	—	—	No action
Ethiopia	—	—	—	No action
Finland	—	—	—	No action
France	—	—	—	No action
Georgia	—	—	—	No action
Germany	—	—	—	No action
Greece	—	—	—	No action
Guinea	—	—	—	No action
Hungary	—	—	—	No action
Iceland	—	—	—	No action
India	—	—	—	No action
Iran	—	—	—	No action
Iraq	—	—	—	No action
Israel	—	—	—	No action
Italy	—	—	—	No action
Japan	—	—	—	No action
Jordan	—	—	—	No action
Kenya	—	—	—	No action
Kuwait	—	—	—	No action
Latvia	—	—	—	No action
Lebanon	—	—	—	No action
Liberia	—	—	—	No action
Lithuania	—	—	—	No action
Luxembourg	—	—	—	No action
Mali	—	—	—	No action
Marshall Islands	—	—	—	No action
Mauritania	—	—	—	No action
Mauritius	—	—	—	No action
Micronesia	—	—	—	No action
Moldova	—	—	—	No action
Monaco	—	—	—	No action
Montenegro	—	—	—	No action
Morocco	—	—	—	No action
Netherlands	—	—	—	No action
North Macedonia	—	—	—	No action
Norway	—	—	—	No action
Oman	—	—	—	No action
Pakistan	—	—	—	No action
Papua New Guinea	—	—	—	No action
Poland	—	—	—	No action
Portugal	—	—	—	No action
Qatar	—	—	—	No action
Republic of Korea	—	—	—	No action
Romania	—	—	—	No action
Russian Federation	—	—	—	No action
Rwanda	—	—	—	No action
Saudi Arabia	—	—	—	No action
Senegal	—	—	—	No action
Serbia	—	—	—	No action
Singapore	—	—	—	No action
Slovakia	—	—	—	No action
Slovenia	—	—	—	No action
Somalia	—	—	—	No action
South Sudan	—	—	—	No action
Spain	—	—	—	No action
Suriname	—	—	—	No action
Sweden	—	—	—	No action
Switzerland	—	—	—	No action
Syrian Arab Republic	—	—	—	No action
Tajikistan	—	—	—	No action
Tunisia	—	—	—	No action
Turkmenistan	—	—	—	No action
Türkiye	—	—	—	No action
Uganda	—	—	—	No action
Ukraine	—	—	—	No action
United Arab Emirates	—	—	—	No action
United Kingdom	—	—	—	No action
United States of America	—	—	—	No action
Uzbekistan	—	—	—	No action
Yemen	—	—	—	No action