| Countries/Territories |
Entry into force |
Ratification * |
Simple signature |
Withdrawal |
| Algeria |
May 31, 1968
|
Aug 18, 1964
[2]
|
- |
- |
| Australia |
Jan 30, 1981
|
Jul 30, 1980
[1]
|
Feb 22, 1980
|
May 30, 1991
|
| Bahamas |
May 31, 1968
|
Aug 21, 1964
[2]
|
- |
- |
| Barbados |
May 31, 1968
|
Aug 4, 1965
[2]
|
- |
- |
| Belgium |
Jan 31, 1976
|
Jul 31, 1975
[1]
|
Oct 10, 1957
|
Oct 1, 1990
|
| Brazil |
- |
- |
Oct 10, 1957
|
- |
| Canada |
- |
- |
Oct 11, 1957
|
- |
| Congo, Dem. Rep. of |
May 31, 1968
|
Jul 17, 1967
[2]
|
- |
- |
| Denmark |
May 31, 1968
|
Mar 1, 1965
[1]
|
Feb 22, 1965
|
Apr 1, 1985
|
| Dominican Republic |
May 31, 1968
|
Aug 4, 1965
[2]
|
- |
- |
| Fiji |
May 31, 1968
|
Aug 21, 1964
[2]
|
- |
- |
| Finland |
May 31, 1968
|
Aug 19, 1964
[1]
|
Mar 28, 1961
|
Apr 1, 1985
|
| France |
May 31, 1968
|
Jul 7, 1959
[1]
|
Oct 10, 1957
|
Jul 15, 1988
|
| Germany |
Apr 6, 1973
|
Oct 6, 1972
[1]
|
Oct 10, 1957
|
Sep 1, 1987
|
| Ghana |
May 31, 1968
|
Jul 26, 1961
[2]
|
- |
- |
| Grenada |
May 31, 1968
|
Aug 4, 1965
[2]
|
- |
- |
| Guyana |
May 31, 1968
|
Mar 25, 1966
[2]
|
- |
- |
| Holy See |
- |
- |
Oct 10, 1957
|
- |
| Iceland |
Apr 16, 1969
|
Oct 16, 1968
[2]
|
- |
Nov 5, 2009
|
| India |
Dec 1, 1971
|
Jun 1, 1971
[1]
|
Oct 10, 1957
|
- |
| Iran, Islamic Republic of |
May 31, 1968
|
Apr 26, 1966
[1]
|
Oct 12, 1959
|
- |
| Israel |
May 31, 1968
|
Nov 30, 1967
[1]
|
Oct 10, 1957
|
- |
| Italy |
- |
- |
Oct 10, 1957
|
- |
| Japan |
Sep 1, 1976
|
Mar 1, 1976
[1]
|
Mar 1, 1976
|
May 20, 1984
|
| Kiribati |
May 31, 1968
|
Aug 21, 1964
[2]
|
- |
- |
| Lebanon |
Jun 23, 1995
|
Dec 23, 1994
[2]
|
- |
- |
| Madagascar |
May 31, 1968
|
Jul 13, 1965
[2]
|
- |
- |
| Mauritius |
May 31, 1968
|
Aug 21, 1964
[2]
|
- |
- |
| Monaco |
Jul 24, 1977
|
Jan 24, 1977
[2]
|
- |
- |
| Netherlands |
May 31, 1968
|
Dec 10, 1965
[1]
|
Oct 10, 1957
|
Sep 1, 1990
|
| Norway |
May 31, 1968
|
Mar 1, 1965
[1]
|
Oct 18, 1960
|
Apr 1, 1985
|
| Papua New Guinea |
Sep 14, 1980
|
Mar 14, 1980
[2]
|
- |
- |
| Peru |
- |
- |
Oct 10, 1957
|
- |
| Poland |
Jun 1, 1973
|
Dec 1, 1972
[1]
|
Oct 10, 1957
|
- |
| Portugal |
Oct 8, 1968
|
Apr 8, 1968
[1]
|
Oct 10, 1957
|
- |
| Saint Lucia |
May 31, 1968
|
Aug 4, 1965
[2]
|
- |
- |
| Saint Vincent and the Grenadines |
May 31, 1968
|
Aug 4, 1965
[2]
|
- |
- |
| Seychelles |
May 31, 1968
|
Aug 21, 1964
[2]
|
- |
- |
| Singapore |
May 31, 1968
|
Apr 17, 1963
[2]
|
- |
Apr 22, 2006
|
| Solomon Islands |
May 31, 1968
|
Aug 21, 1964
[2]
|
- |
- |
| Spain |
May 31, 1968
|
Jul 16, 1959
[1]
|
Oct 10, 1957
|
Jan 4, 2006
|
| Sweden |
May 31, 1968
|
Jun 4, 1964
[1]
|
Oct 10, 1957
|
Apr 1, 1985
|
| Switzerland |
May 31, 1968
|
Jan 21, 1966
[1]
|
Oct 10, 1957
|
- |
| Syrian Arab Republic |
Jan 10, 1973
|
Jul 10, 1972
[2]
|
- |
- |
| Tonga |
Dec 13, 1978
|
Jun 13, 1978
[2]
|
- |
- |
| Tuvalu |
May 31, 1968
|
Aug 21, 1964
[2]
|
- |
- |
| United Arab Emirates |
May 31, 1968
|
Sep 7, 1965
[2]
|
- |
May 8, 1985
|
| United Kingdom |
May 31, 1968
|
Feb 18, 1959
[1]
|
Jan 8, 1958
|
Dec 1, 1986
|
| Vanuatu |
May 31, 1968
|
Dec 8, 1966
[2]
|
- |
- |
| Belize |
May 31, 1968
|
Aug 21, 1964
[2]
|
- |
- |
| Luxembourg |
Aug 18, 1991
|
Feb 18, 1991
[2]
|
- |
Nov 29, 2006
|
| Yugoslavia |
- |
- |
Oct 10, 1957
|
- |
* [1] Ratification
[2] Accession/approbation
[3] Acceptance/approval
[4] Succession
[5] Consent to be bound
[6] Definite signature