| 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 |
|---|---|---|---|---|---|---|
| Algeria | 31-10-1963 (A) | 29-01-1964 | ||||
| Austria | 18-05-1956 | 13-11-1957 (R) | 01-01-1959 | |||
| Belgium | 18-05-1956 | 18-02-1963 (R) | 19-05-1963 | |||
| China | ||||||
| Croatia | 31-08-1994 (Su) | 08-10-1991 | ||||
| Denmark | 08-01-1959 (A) | 08-04-1959 | ||||
| Finland | 30-09-1965 (A) | 29-12-1965 | ||||
| France | 18-05-1956 | 20-05-1959 (R) | 18-08-1959 | |||
| Germany | 18-05-1956 | 23-10-1961 (R) | 21-01-1962 | |||
| Hungary | 18-05-1956 | 23-07-1957 (R) | 01-01-1959 | |||
| Italy | 18-05-1956 | 29-03-1962 (R) | 27-06-1962 | |||
| Jamaica | 11-11-1963 (Su) | 06-08-1962 | ||||
| Luxembourg | 18-05-1956 | 13-10-1964 (R) | 11-01-1965 | |||
| Malta | 03-05-1966 (Su) | 21-09-1964 | ||||
| Mauritius | 18-07-1969 (Su) | 12-03-1968 | ||||
| Montenegro | 23-10-2006 (Su) | 03-06-2006 | ||||
| Netherlands, the Kingdom of the | 18-05-1956 | 26-07-1960 (R) | 25-10-1960 | |||
| Portugal | 16-02-1965 (A) | 17-05-1965 | ||||
| Serbia | 12-03-2001 (Su) | 27-04-1992 | ||||
| Sierra Leone | 13-03-1962 (Su) | 27-04-1961 | ||||
| Slovenia | 03-11-1992 (Su) | 25-06-1991 | ||||
| Solomon Islands | 03-09-1981 (Su) | 07-07-1978 | ||||
| Spain | 02-10-1958 (A) | 01-01-1959 | ||||
| Sweden | 18-05-1956 | 16-01-1958 (R) | 01-01-1959 | |||
| Switzerland | 18-05-1956 | 07-07-1960 (R) | 05-10-1960 | |||
| Trinidad and Tobago | 11-04-1966 (Su) | 31-08-1962 | ||||
| United Kingdom | 18-05-1956 | 03-10-1958 (R) | 01-01-1959 | |||
| Yugoslavia (< 25-06-1991) | 29-01-1960 (A) | 28-04-1960 |