| 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 |
|---|---|---|---|---|---|---|
| Austria | 09-10-1956 (A) | 09-10-1956 | ||||
| Belgium | 11-12-1953 | 14-06-1955 (R) | 14-06-1955 | |||
| Bosnia and Herzegovina | 29-12-1994 (Su) | 06-03-1992 | ||||
| Croatia | 27-01-1993 (Su) | 08-10-1991 | ||||
| Cyprus | 30-11-1967 | 29-10-1968 (R) | 29-10-1968 | |||
| Czech Republic | 01-01-1993 (Su) | 01-01-1993 | ||||
| Czechoslovakia (<01-01-1993) | 26-03-1991 | 26-03-1991 (Su) | 26-03-1991 | |||
| Denmark | 11-12-1953 | 20-04-1954 (R) | 20-04-1954 | |||
| Finland | 16-09-1991 | 16-09-1991 (R) | 16-09-1991 | |||
| France | 11-12-1953 | 11-03-1955 (R) | 11-03-1955 | |||
| Germany | 11-12-1953 | 03-03-1955 (R) | 03-03-1955 | |||
| Greece | 11-12-1953 | 05-12-1955 (R) | 05-12-1955 | |||
| Hungary | 03-02-1992 | |||||
| Iceland | 11-12-1953 | 05-08-1954 (R) | 05-08-1954 | |||
| Ireland | 11-12-1953 | 31-03-1954 (R) | 20-04-1954 | |||
| Israel | 07-10-1971 (A) | 07-10-1971 | ||||
| Italy | 11-12-1953 | 31-10-1956 (R) | 31-10-1956 | |||
| Latvia | 05-12-1996 | 05-12-1996 (R) | 05-12-1996 | |||
| Liechtenstein | 22-05-1991 | 22-05-1991 (R) | 22-05-1991 | |||
| Lithuania | 07-06-1996 | 07-02-1997 (R) | 07-02-1997 | |||
| Luxembourg | 11-12-1953 | 12-01-1955 (R) | 12-01-1955 | |||
| Malta | 07-05-1968 | 06-05-1969 (R) | 06-05-1969 | |||
| Moldova | 02-05-1996 | 23-09-1999 (R) | 23-09-1999 | |||
| Netherlands, the Kingdom of the | 11-12-1953 | 27-08-1956 (R) | 27-08-1956 | |||
| New Zealand | 20-07-1978 (A) | 20-07-1978 | ||||
| North Macedonia | 30-03-1994 (Su) | 17-09-1991 | ||||
| Norway | 11-12-1953 | 21-05-1954 (R) | 21-05-1954 | |||
| Poland | 11-07-1994 | 10-10-1994 (R) | 10-10-1994 | |||
| Portugal | 27-04-1978 | 03-11-1981 (R) | 03-11-1981 | |||
| Romania | 02-10-1995 | 22-04-1998 (R) | 22-04-1998 | |||
| Russian Federation | 07-11-1996 | 17-09-1999 (R) | 17-09-1999 | |||
| San Marino | 11-05-1990 | 20-11-1996 (R) | 20-11-1996 | |||
| Slovakia | 01-01-1993 (Su) | 01-01-1993 | ||||
| Slovenia | 02-07-1992 (Su) | 25-06-1991 | ||||
| Spain | 21-03-1962 (A) | 21-03-1962 | ||||
| Sweden | 11-12-1953 | 27-05-1960 (R) | 27-05-1960 | |||
| Switzerland | 25-04-1991 | 25-04-1991 (R) | 25-04-1991 | |||
| Türkiye | 11-12-1953 | 10-10-1957 (R) | 10-10-1957 | |||
| United Kingdom | 11-12-1953 | 22-03-1954 (R) | 20-04-1954 | |||
| Yugoslavia (< 25-06-1991) | 15-09-1977 (A) | 15-09-1977 |