| Country | Action | Action Date | Effective Date |
|---|
| ALGERIA | Accession | 04/04/1996 | 04/04/1996 |
| ALGERIA | Reservation | 04/04/1996 | |
| ARGENTINA | Signature | 03/05/1967 | |
| ARGENTINA | Ratification | 04/04/1968 | |
| AUSTRALIA | Signature | 03/05/1967 | |
| AUSTRALIA | Ratification | 25/11/1968 | |
| BAHRAIN | Accession | 22/10/1992 | 22/10/1992 |
| BELGIUM | Accession | 10/03/1981 | |
| BRAZIL | Signature | 03/05/1967 | |
| CAMEROON | Adherence | 16/06/2004 | 01/01/1900 |
| CANADA | Signature | 03/05/1967 | |
| CANADA | Ratification | 26/08/1968 | |
| CHILE | Signature | 03/05/1967 | |
| CHILE | Ratification | 11/06/1971 | |
| CHINA | Accession | 15/05/1979 | |
| CHINA | Reservation | 15/05/1979 | |
| CHINA | Declaration | 15/05/1979 | |
| COLOMBIA | Accession | 11/12/1998 | 11/12/1998 |
| CROATIA | Approval | 23/02/1996 | 23/02/1996 |
| CUBA | Signature | 20/12/1967 | |
| CYPRUS | Accession | 26/03/1991 | 26/03/1991 |
| DENMARK | Signature | 03/05/1967 | |
| DENMARK | Ratification | 22/06/1970 | |
| DOMINICAN REPUBLIC | Signature | 15/12/1967 | |
| DOMINICAN REPUBLIC | Ratification | 21/09/1972 | |
| ECUADOR | Accession | 26/12/1972 | |
| EGYPT | Signature | 29/11/1967 | |
| EGYPT | Ratification | 13/12/1968 | |
| FINLAND | Signature | 03/05/1967 | |
| FINLAND | Ratification | 16/02/1968 | |
| FRANCE | Signature | 19/06/1967 | |
| FRANCE | Approval | 04/04/1968 | |
| GERMAN DEMOCRATIC REPUBLIC | Accession | 19/08/1985 | |
| GERMAN DEMOCRATIC REPUBLIC | Declaration | 19/08/1985 | |
| GERMANY FEDERAL REPUBLIC | Signature | 14/12/1967 | |
| GERMANY FEDERAL REPUBLIC | Ratification | 12/06/1969 | |
| GREECE | Signature | 11/12/1967 | |
| GREECE | Ratification | 15/02/1971 | |
| GUATEMALA | Signature | 29/12/1967 | |
| GUATEMALA | Ratification | 26/01/1971 | |
| HAITI | Application | 02/06/2008 | |
| ICELAND | Signature | 03/05/1967 | |
| ICELAND | Approval | 07/05/1968 | |
| INDIA | Signature | 29/12/1967 | |
| INDIA | Ratification | 24/06/1968 | |
| INDONESIA | Signature | 29/12/1967 | |
| INDONESIA | Ratification | 28/11/1968 | |
| IRAN | Signature | 29/12/1967 | |
| IRAN | Ratification | 16/09/1968 | |
| IRELAND | Accession | 04/06/2007 | 04/06/2007 |
| ITALY | Signature | 03/05/1967 | |
| ITALY | Ratification | 02/05/1974 | |
| JAPAN | Signature | 19/12/1967 | |
| JAPAN | Ratification | 12/06/1969 | |
| KOREA | Signature | 03/05/1967 | |
| KOREA | Ratification | 21/07/1969 | |
| KOREA DEMOCRATIC PEOPLE'S REPUBLIC OF | Accession | 06/07/1987 | 06/07/1987 |
| MALAYSIA | Accession | 03/07/1975 | |
| MAURITIUS | Accession | 04/08/2005 | 04/08/2005 |
| MONACO | Signature | 03/05/1967 | |
| MONTENEGRO | Accession | 25/07/2007 | 25/07/2007 |
| MOROCCO | Accession | 13/10/1999 | 13/10/1999 |
| MOZAMBIQUE | Accession | 22/07/1998 | 22/07/1998 |
| MYANMAR | Accession | 09/09/2003 | 09/09/2003 |
| NETHERLANDS THE | Signature | 03/05/1967 | |
| NETHERLANDS THE | Ratification | 06/06/1969 | |
| NEW ZEALAND | Signature | 21/12/1967 | |
| NIGERIA | Accession | 31/05/1976 | |
| NORWAY | Signature | 21/12/1967 | |
| NORWAY | Ratification | 12/03/1969 | |
| OMAN | Accession | 31/07/1987 | 31/07/1987 |
| PAKISTAN | Signature | 29/12/1967 | |
| PAKISTAN | Ratification | 17/06/1968 | |
| PAPUA NEW GUINEA | Accession | 24/04/1987 | |
| PARAGUAY | Signature | 29/12/1967 | |
| PERU | Accession | 30/05/1979 | |
| PHILIPPINES | Signature | 03/05/1967 | |
| PHILIPPINES | Ratification | 21/09/1972 | |
| POLAND | Signature | 29/12/1967 | |
| POLAND | Ratification | 22/09/1972 | |
| PORTUGAL | Signature | 03/05/1967 | |
| PORTUGAL | Ratification | 27/11/1968 | |
| ROMANIA | Ratification | 29/01/2007 | 29/01/2007 |
| SAUDI ARABIA | Accession | 27/02/2007 | 27/02/2007 |
| SINGAPORE | Accession | 05/07/1972 | |
| SOUTH AFRICA | Signature | 03/05/1967 | |
| SOUTH AFRICA | Ratification | 16/08/1968 | |
| SOVIET UNION | Accession | 18/02/1977 | |
| SOVIET UNION | Reservation | 18/02/1977 | |
| SPAIN | Signature | 29/12/1967 | |
| SPAIN | Ratification | 02/06/1969 | |
| SRI LANKA | Accession | 11/07/1983 | |
| SURINAME | Accession | 21/11/1985 | |
| SWEDEN | Signature | 20/12/1967 | |
| SWEDEN | Ratification | 11/10/1971 | |
| SYRIA | Accession | 16/09/1975 | |
| TAIWAN | Signature | 19/12/1967 | |
| TAIWAN | Ratification | 18/11/1968 | |
| THAILAND | Accession | 13/03/1972 | |
| TRINIDAD AND TOBAGO | Accession | 05/05/1980 | |
| TURKEY | Signature | 29/12/1967 | |
| TURKEY | Ratification | 06/09/1971 | |
| UNITED KINGDOM | Signature | 03/05/1967 | |
| URUGUAY | Accession | 22/09/1981 | |
| VENEZUELA | Signature | 03/05/1967 | |
| VENEZUELA | Ratification | 14/09/1972 | |
| YUGOSLAVIA | Signature | 20/12/1967 | |
| YUGOSLAVIA | Ratification | 20/09/1968 | |
| ZAIRE | Accession | 29/11/1976 | |