Treaty Tracker

Environment & climate

Agreement under the United Nations Convention on the Law of the Sea on the Conservation and Sustainable Use of Marine Biological Diversity of Areas beyond National Jurisdiction

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.

99/193

RatifiedUN member states

101 in total, incl. 2 non-UN members (European Union, State of Palestine)

45

Signed, not ratifiedUN member states

47 in total, incl. 2 non-UN members (Cook Islands, Niue)

0

WithdrawnUN member states

49

No actionUN member states

AllRatifiedSigned, not ratifiedWithdrawnNo action
CountrySignatureRatificationWithdrawalStatus
Algeria2025-09-19——Signed, not ratified
Andorra2025-06-09——Signed, not ratified
Angola2025-01-22——Signed, not ratified
Argentina2024-06-18——Signed, not ratified
Bolivia2023-09-20——Signed, not ratified
Bulgaria2023-09-20——Signed, not ratified
Burkina Faso2024-09-25——Signed, not ratified
Burundi2025-06-09——Signed, not ratified
Cameroon2025-05-02——Signed, not ratified
Colombia2023-09-20——Signed, not ratified
Cook IslandsNon-UN member2023-09-22——Signed, not ratified
Czech Republic2023-09-29——Signed, not ratified
Egypt2024-10-14——Signed, not ratified
Equatorial Guinea2025-06-09——Signed, not ratified
Estonia2023-09-20——Signed, not ratified
Guinea2025-06-09——Signed, not ratified
India2024-09-25——Signed, not ratified
Italy2023-09-22——Signed, not ratified
Lesotho2025-06-09——Signed, not ratified
Lithuania2023-09-20——Signed, not ratified
Malaysia2025-09-03——Signed, not ratified
Montenegro2025-06-10——Signed, not ratified
Nauru2023-09-22——Signed, not ratified
Nepal2023-09-20——Signed, not ratified
Netherlands2023-09-20——Signed, not ratified
New Zealand2023-09-20——Signed, not ratified
Nigeria2024-05-03——Signed, not ratified
NiueNon-UN member2025-06-09——Signed, not ratified
North Macedonia2025-06-09——Signed, not ratified
Pakistan2025-07-21——Signed, not ratified
Paraguay2025-09-10——Signed, not ratified
Peru2025-06-09——Signed, not ratified
Poland2023-09-21——Signed, not ratified
Sao Tome and Principe2024-09-24——Signed, not ratified
Senegal2025-06-10——Signed, not ratified
Slovakia2023-09-20——Signed, not ratified
South Africa2025-06-09——Signed, not ratified
Suriname2025-06-19——Signed, not ratified
Sweden2023-09-20——Signed, not ratified
Switzerland2025-02-05——Signed, not ratified
Thailand2025-04-17——Signed, not ratified
Togo2023-09-22——Signed, not ratified
Ukraine2025-08-29——Signed, not ratified
United Republic of Tanzania2023-09-20——Signed, not ratified
United States of America2023-09-20——Signed, not ratified
Yemen2025-06-09——Signed, not ratified
Zambia2024-02-13——Signed, not ratified