| Party | Signature | Provisional application |
RatificationS=Signature without reservation or requirement of ratification R=Ratification, Acceptance, Approval or Notification A=Accession Su=Succession NK=Not Known | Entry into force | Renunciation | Termination |
|---|---|---|---|---|---|---|
| Australia | 07-06-1971 (A) | 07-06-1971 | ||||
| Austria | 29-09-1961 (R) | 30-09-1961 | ||||
| Belgium | 13-09-1961 (R) | 30-09-1961 | ||||
| Canada | 10-04-1961 (R) | 30-09-1961 | ||||
| Chile | 07-05-2010 (A) | 07-10-2010 | ||||
| Colombia | 28-04-2020 (A) | 28-04-2020 | ||||
| Costa Rica | 25-05-2021 (A) | 25-05-2021 | ||||
| Czech Republic | 21-12-1995 (A) | 21-12-1995 | ||||
| Denmark | 30-05-1961 (R) | 30-09-1961 | ||||
| Estonia | 09-12-2010 (A) | 09-12-2010 | ||||
| Finland | 28-01-1969 (A) | 28-01-1969 | ||||
| France | 07-08-1961 (R) | 30-09-1961 | ||||
| Germany | 27-09-1961 (R) | 30-09-1961 | ||||
| Greece | 27-09-1961 (R) | 30-09-1961 | ||||
| Hungary | 07-05-1996 (A) | 07-05-1996 | ||||
| Iceland | 05-06-1961 (R) | 30-09-1961 | ||||
| Ireland | 17-08-1961 (R) | 30-09-1961 | ||||
| Israel | 07-09-2010 (A) | 07-09-2010 | ||||
| Italy | 29-03-1962 (R) | 29-03-1962 | ||||
| Japan | 28-04-1964 (A) | 28-04-1964 | ||||
| Latvia | 01-07-2016 (A) | 01-07-2016 | ||||
| Lithuania | 05-07-2018 (A) | 05-07-2018 | ||||
| Luxembourg | 07-12-1961 (R) | 07-12-1961 | ||||
| Mexico | 18-05-1994 (A) | 18-05-1994 | ||||
| Netherlands, the Kingdom of the | 13-11-1961 (R) | 13-11-1961 | ||||
| New Zealand | 29-05-1973 (A) | 29-05-1973 | ||||
| Norway | 04-07-1961 (R) | 30-09-1961 | ||||
| Poland | 22-11-1996 (A) | 22-11-1996 | ||||
| Portugal | 04-08-1961 (R) | 30-09-1961 | ||||
| Republic of Korea, the | 12-12-1996 (A) | 12-12-1996 | ||||
| Slovakia | 14-12-2000 (A) | 14-12-2000 | ||||
| Slovenia | 21-07-2010 (A) | 21-07-2010 | ||||
| Spain | 03-08-1961 (R) | 30-09-1961 | ||||
| Sweden | 28-09-1961 (R) | 30-09-1961 | ||||
| Switzerland | 28-09-1961 (R) | 30-09-1961 | ||||
| Türkiye | 02-08-1961 (R) | 30-09-1961 | ||||
| United Kingdom | 02-05-1961 (R) | 30-09-1961 | ||||
| United States of America | 02-05-1961 (R) | 30-09-1961 |
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