The following (78) States/Organizations* were parties to this Convention on April 25, 2023:
- Albania
- Argentina(1)
- Australia
- Austria
- Azerbaijan
- Belarus
- Belgium
- Bolivia(1)
- Bosnia and Herzegovina
- Brazil(1)
- Bulgaria
- Canada
- Chile(1)
- China(1)
- Colombia(1)
- Costa Rica
- Croatia
- Czech Republic
- Denmark
- Dominican Republic
- Ecuador(1)
- Egypt
- Estonia
- European Union
- Finland
- France
- Georgia
- Germany
- Ghana
- Hungary
- Iceland
- Ireland
- Israel
- Italy(1)
- Japan
- Jordan
- Kenya
- Korea (South)
- Kyrgyzstan
- Latvia
- Lithuania
- Mexico(1)
- Moldova
- Montenegro
- Morocco
- Netherlands
- New Zealand(1)
- Nicaragua(1)
- North Macedonia
- Norway(1)
- OAPI
- Oman
- Panama
- Paraguay(1)
- Peru
- Poland
- Portugal(1)
- Romania
- Russian Federation
- Serbia
- St. Vincent and the Grenadines
- Singapore
- Slovakia
- Slovenia
- South Africa(1)
- Spain
- Sweden
- Switzerland
- Tanzania
- Trinidad and Tobago(1)
- Tunisia
- Türkiye
- Ukraine
- United Kingdom
- United States of America
- Uruguay(1)
- Uzbekistan
- Vietnam.
* All States/Organizations are parties of the 1991 Act with the following exceptions:
(1) Party to the 1978 Act.
(2) Party to the 1961 / 1972 Act.