Donate
SHARE
TPNW signature and ratification status
The Treaty on the Prohibition of Nuclear Weapons opened for signature at the United Nations in New York on 20 September 2017 and entered into force on 22 January 2021.
Cook Islands: acceded 4 September 2018
Mongolia: acceded 10 December 2021
Niue: acceded 6 August 2020
Sri Lanka: acceded 19 September 2023
There are currently 93 signatories and 69 states parties.
Signatory States
States Parties
STATE
SIGNED
RATIFIED/ACCEDED
Signatory States
States Parties
Click in the dropdown arrows to see the signature and ratification dates for each country
Signed
20 september 2017
Signed
27 september 2018
Signed
26 september 2018
Ratified/Acceded
25 november 2019
Signed
20 september 2017
Ratified/Acceded
8 may 2018
Signed
19 september 2023
Signed
20 september 2017
Ratified/Acceded
26 september 2019
Signed
22 september 2022
Signed
6 february 2020
Ratified/Acceded
19 may 2020
Signed
26 september 2018
Ratified/Acceded
11 december 2020
Signed
16 april 2018
Ratified/Acceded
6 august 2019
Signed
26 september 2019
Ratified/Acceded
15 july 2020
Signed
20 september 2017
Signed
26 september 2018
Signed
22 september 2022
Signed
20 september 2017
Ratified/Acceded
20 june 2022
Signed
9 january 2019
Ratified/Acceded
22 january 2021
Signed
20 september 2017
Signed
20 september 2017
Ratified/Acceded
23 september 2021
Signed
3 august 2018
Signed
20 september 2017
Ratified/Acceded
19 february 2021
Signed
20 september 2017
Ratified/Acceded
17 may 2022
Signed
20 september 2017
Ratified/Acceded
5 july 2018
Signed
20 september 2017
Ratified/Acceded
23 march 2022
Signed
20 september 2017
Ratified/Acceded
30 january 2018
Signed
9 january 2023
Signed
26 september 2019
Ratified/Acceded
18 october 2019
Signed
7 june 2018
Ratified/Acceded
22 september 2022
Signed
20 september 2017
Ratified/Acceded
22 september 2022
Signed
20 september 2017
Ratified/Acceded
25 september 2019
Signed
20 september 2017
Ratified/Acceded
30 january 2019
Signed
22 september 2022
Signed
20 september 2017
Ratified/Acceded
7 july 2020
Signed
20 september 2017
Ratified/Acceded
26 september 2018
Signed
20 september 2017
Signed
26 september 2019
Ratified/Acceded
20 june 2022
Signed
20 september 2017
Ratified/Acceded
13 june 2022
Signed
26 september 2018
Ratified/Acceded
15 december 2021
Signed
20 september 2017
Ratified/Acceded
20 september 2017
Signed
22 september 2022
Signed
20 september 2017
Ratified/Acceded
20 september 2017
Signed
20 september 2017
Ratified/Acceded
24 october 2020
Signed
20 september 2017
Signed
20 september 2017
Ratified/Acceded
6 august 2020
Signed
8 december 2017
Ratified/Acceded
23 october 2020
Signed
2 march 2018
Ratified/Acceded
29 august 2019
Signed
20 september 2017
Ratified/Acceded
26 september 2019
Signed
21 september 2017
Ratified/Acceded
26 september 2019
Signed
26 september 2019
Ratified/Acceded
6 june 2020
Signed
20 september 2017
Signed
20 september 2017
Signed
20 september 2017
Signed
20 september 2017
Ratified/Acceded
29 june 2022
Signed
20 september 2017
Ratified/Acceded
30 september 2020
Signed
26 september 2019
Ratified/Acceded
26 september 2019
Signed
25 august 2020
Ratified/Acceded
21 september 2020
Signed
20 september 2017
Ratified/Acceded
16 january 2018
Signed
18 august 2020
Signed
26 september 2018
Signed
8 december 2017
Ratified/Acceded
20 march 2020
Signed
22 november 2019
Ratified/Acceded
23 october 2020
Signed
20 september 2017
Signed
20 september 2017
Ratified/Acceded
31 july 2018
Signed
22 september 2017
Ratified/Acceded
19 july 2018
Signed
9 december 2020
Signed
20 september 2017
Ratified/Acceded
6 august 2020
Signed
20 september 2017
Ratified/Acceded
3 may 2018
Signed
20 september 2017
Ratified/Acceded
22 march 2018
Signed
20 september 2017
Ratified/Acceded
11 april 2019
Signed
20 september 2017
Ratified/Acceded
23 january 2020
Signed
20 september 2017
Ratified/Acceded
23 december 2021
Signed
20 september 2017
Ratified/Acceded
18 february 2021
Signed
26 september 2019
Ratified/Acceded
9 august 2020
Signed
27 september 2018
Ratified/Acceded
23 january 2019
Signed
8 december 2017
Ratified/Acceded
31 july 2019
Signed
20 september 2017
Ratified/Acceded
26 september 2018
Signed
20 september 2017
Ratified/Acceded
26 september 2018
Signed
20 september 2017
Signed
26 september 2018
Ratified/Acceded
9 july 2021
Signed
22 september 2022
Signed
20 september 2017
Ratified/Acceded
25 february 2019
Signed
22 july 2020
Signed
26 september 2019
Signed
20 september 2017
Ratified/Acceded
20 september 2017
Signed
26 september 2018
Ratified/Acceded
20 june 2022
Signed
20 september 2017
Signed
26 september 2019
Ratified/Acceded
26 september 2019
Signed
20 september 2017
Ratified/Acceded
12 october 2020
Signed
20 september 2017
Ratified/Acceded
25 july 2018
Signed
20 september 2017
Ratified/Acceded
26 september 2018
Signed
20 september 2017
Ratified/Acceded
27 march 2018
Signed
22 september 2017
Ratified/Acceded
17 may 2018
Signed
26 september 2019
Signed
4 december 2020