| Country | Action | Action Date | Effective Date |
|---|
| American Samoa | Extension | 09/09/1975 | 06/05/1975 |
| Anguilla | Extension | 08/09/1982 | |
| Antilles And Suriname | Extension | 19/09/1975 | 18/12/1975 |
| ARGENTINA | Objection | 12/08/1986 | |
| ARGENTINA | Accession | 21/04/1987 | 20/07/1987 |
| ARGENTINA | Reservation | 21/04/1987 | |
| Aruba | Extension | 31/05/1985 | 01/01/1986 |
| AUSTRALIA | Signature | 17/12/1970 | |
| AUSTRALIA | Ratification | 07/11/1983 | 05/02/1984 |
| AUSTRALIA | Declaration | 07/11/1983 | |
| BAHAMAS | Acceptance | 22/07/1976 | 20/10/1976 |
| Bahamas | Extension | 19/09/1980 | 01/02/1980 |
| BANGLADESH | Accession | 06/11/1981 | 04/02/1982 |
| BELGIUM | Signature | 29/11/1969 | |
| BELGIUM | Ratification | 21/10/1971 | |
| BENIN | Accession | 01/11/1985 | 30/01/1986 |
| Bermuda | Extension | 01/12/1980 | 01/12/1980 |
| BRAZIL | Signature | 30/12/1969 | |
| British Antarctic Territory | Extension | 08/09/1982 | |
| British Virgin Islands | Extension | 08/09/1982 | |
| BULGARIA | Accession | 02/11/1983 | 31/01/1984 |
| BULGARIA | Declaration | 02/11/1983 | |
| CAMEROON | Signature | 29/11/1969 | |
| CAMEROON | Ratification | 12/08/1984 | |
| Canal Zone | Extension | 09/09/1975 | 06/05/1975 |
| Cayman Islands | Extension | 08/09/1982 | |
| CHILE | Accession | 28/02/1995 | 29/05/1995 |
| CHINA | Signature | 29/11/1969 | |
| CHINA | Reservation | 29/11/1969 | |
| CROATIA | Accession | 27/07/1992 | 08/10/1992 |
| CUBA | Accession | 05/05/1976 | 03/08/1976 |
| CUBA | Declaration | 05/05/1976 | |
| DENMARK | Signature | 18/12/1970 | |
| DJIBOUTI | Accession | 01/03/1990 | 30/05/1990 |
| DOMINICAN REPUBLIC | Signature | 22/10/1970 | |
| DOMINICAN REPUBLIC | Ratification | 05/02/1975 | |
| ECUADOR | Acceptance | 23/12/1976 | 23/03/1977 |
| EGYPT | Accession | 03/02/1988 | 04/05/1989 |
| Falkland Island Dependencies | Extension | 08/09/1982 | |
| Falkland Islands | Extension | 08/09/1982 | |
| FIJI | Accession | 15/08/1972 | |
| FINLAND | Signature | 30/12/1970 | |
| FINLAND | Ratification | 06/09/1976 | 05/12/1976 |
| FRANCE | Signature | 29/11/1969 | 10/05/1972 |
| FRANCE | Ratification | 10/05/1972 | |
| FRANCE | Communication | 16/10/1978 | |
| GABON | Accession | 21/01/1982 | 21/04/1982 |
| GERMAN DEMOCRATIC REPUBLIC | Acceptance | 21/12/1978 | 21/03/1979 |
| GERMANY FEDERAL REPUBLIC | Signature | 29/11/1969 | |
| GERMANY FEDERAL REPUBLIC | Ratification | 07/05/1975 | 05/08/1975 |
| GHANA | Signature | 29/11/1969 | |
| GHANA | Ratification | 20/04/1978 | 19/07/1978 |
| GREECE | Signature | 14/04/1970 | |
| Guam | Extension | 09/09/1975 | 06/05/1975 |
| GUATEMALA | Signature | 29/11/1969 | |
| ICELAND | Signature | 29/11/1969 | |
| ICELAND | Ratification | 17/07/1980 | 15/10/1980 |
| INDIA | Accession | 16/06/2000 | 14/09/2000 |
| IRELAND, REPUBLIC OF | Signature | 18/12/1970 | |
| IRELAND, REPUBLIC OF | Ratification | 21/08/1980 | 19/11/1980 |
| Isle of Man | Extension | 27/06/1995 | |
| ITALY | Signature | 29/11/1970 | |
| ITALY | Ratification | 27/02/1979 | 28/05/1979 |
| IVORY COAST | Signature | 29/11/1969 | |
| IVORY COAST | Ratification | 08/01/1988 | 07/04/1988 |
| JAMAICA | Accession | 13/03/1991 | 31/10/1991 |
| JAPAN | Signature | 15/12/1970 | |
| JAPAN | Acceptance | 06/04/1971 | |
| JAPAN | Communication | 09/03/1979 | |
| KOREA REPUBLIC OF | Signature | 29/11/1969 | |
| KUWAIT | Accession | 10/04/1981 | 01/07/1981 |
| LEBANON | Acceptance | 05/06/1975 | 03/09/1975 |
| LIBERIA | Accession | 25/09/1972 | |
| MALAGASY REPUBLIC | Signature | 29/11/1969 | |
| MAURITIUS | Accession | 17/12/2002 | 17/03/2003 |
| MEXICO | Accession | 08/04/1976 | 07/07/1976 |
| MONACO | Signature | 29/11/1969 | |
| MONACO | Ratification | 24/02/1975 | |
| MONTENEGRO | Succession | 19/02/2007 | 03/06/2006 |
| Montserrat | Accession | 08/09/1982 | |
| MOROCCO | Accession | 11/04/1974 | |
| NAMIBIA | Accession | 12/03/2004 | 10/06/2004 |
| NETHERLANDS THE | Signature | 11/11/1970 | |
| NETHERLANDS THE | Ratification | 19/09/1975 | 18/12/1975 |
| NEW ZEALAND | Accession | 26/03/1975 | |
| NIGERIA | Accession | 24/02/2004 | 24/05/2004 |
| NORWAY | Accession | 12/07/1972 | |
| OMAN | Accession | 21/01/1985 | 24/04/1985 |
| PAKISTAN | Accession | 13/01/1995 | 13/04/1995 |
| PANAMA | Signature | 01/12/1970 | |
| PANAMA | Ratification | 07/01/1976 | 06/04/1976 |
| PAPUA NEW GUINEA | Accession | 12/03/1980 | 10/06/1980 |
| Pitcairn,Henderson,Ducie & Oeno Islands | Extension | 08/09/1982 | |
| POLAND | Signature | 29/11/1969 | |
| POLAND | Ratification | 01/06/1976 | 30/08/1976 |
| PORTUGAL | Signature | 29/11/1969 | |
| PORTUGAL | Ratification | 15/02/1980 | 15/02/1980 |
| Puerto Rico | Extension | 09/09/1975 | 06/05/1975 |
| QATAR | Accession | 02/06/1988 | 31/08/1988 |
| ROMANIA | Signature | 30/12/1970 | |
| SAINT LUCIA | Accession | 20/05/2004 | 18/08/2004 |
| SENEGAL | Accession | 27/03/1972 | |
| SERBIA AND MONTENEGRO | Succession | 20/01/2003 | 27/04/1992 |
| SLOVENIA | Succession | 12/11/1992 | 25/06/1991 |
| SOUTH AFRICA | Accession | 01/07/1986 | 29/09/1986 |
| Sovereign Base Areas | Extension | 08/09/1982 | |
| SOVIET UNION | Accession | 30/12/1974 | |
| SOVIET UNION | Declaration | 30/12/1974 | |
| SPAIN | Signature | 07/10/1970 | |
| SPAIN | Ratification | 08/11/1973 | |
| SRI LANKA | Accession | 12/04/1983 | 11/07/1983 |
| St Helena And Dependencies | Extension | 08/09/1982 | |
| SURINAME | Succession | 25/11/1975 | 25/11/1975 |
| SWEDEN | Signature | 07/12/1970 | |
| SWEDEN | Acceptance | 08/02/1973 | |
| SWITZERLAND | Signature | 29/11/1969 | |
| SWITZERLAND | Ratification | 15/12/1987 | 14/03/1988 |
| SYRIA | Acceptance | 06/02/1975 | |
| SYRIA | Declaration | 06/02/1975 | |
| Trust Territories Of The Pacific Islands | Extension | 09/09/1975 | 06/05/1975 |
| TUNISIA | Accession | 04/05/1976 | 02/08/1976 |
| Turks And Caicos Islands | Extension | 08/09/1982 | |
| UKRAINE | Succession | 03/01/1994 | |
| UNITED ARAB REPUBLIC | Accession | 15/12/1983 | 14/03/1984 |
| UNITED KINGDOM | Signature | 29/11/1969 | |
| UNITED KINGDOM | Ratification | 12/01/1971 | |
| UNITED KINGDOM | Extension | 08/09/1982 | |
| UNITED KINGDOM | Declaration | 15/02/1987 | 01/01/1900 |
| UNITED STATES OF AMERICA | Signature | 29/11/1969 | |
| UNITED STATES OF AMERICA | Ratification | 21/02/1974 | |
| VANUATU | Accession | 14/09/1992 | 13/12/1992 |
| Virgin Islands | Extension | 09/09/1975 | 06/05/1975 |
| YEMEN ARAB REPUBLIC | Accession | 06/03/1979 | 04/06/1979 |
| YUGOSLAVIA | Signature | 29/11/1969 | |
| YUGOSLAVIA | Ratification | 03/02/1976 | |
| ZANZIBAR | Bound | 26/11/2008 | |