| Country | Action | Action Date | Effective Date |
|---|
| Antigua | Extension | 01/07/1968 | |
| Antilles And Suriname | Extension | 29/04/1969 | |
| ARGENTINA | Signature | 29/11/1967 | |
| ARGENTINA | Ratification | 10/12/1968 | |
| AUSTRALIA | Signature | 27/10/1967 | |
| AUSTRALIA | Ratification | 25/03/1968 | |
| AUSTRIA | Accession | 30/06/1969 | |
| Bahamas | Extension | 01/07/1968 | |
| BARBADOS | Accession | 07/03/1968 | |
| BELGIUM | Signature | 17/11/1967 | |
| BELGIUM | Ratification | 27/02/1970 | |
| BOLIVIA | Accession | 26/07/1968 | |
| CANADA | Signature | 02/11/1967 | |
| CANADA | Ratification | 14/05/1968 | |
| Cayman Islands | Extension | 01/07/1968 | |
| COSTA RICA | Accession | 28/01/1969 | |
| CUBA | Accession | 30/12/1968 | |
| DENMARK | Signature | 24/11/1967 | |
| DENMARK | Ratification | 12/06/1968 | |
| Dominica | Extension | 01/07/1968 | |
| DOMINICAN REPUBLIC | Accession | 05/12/1968 | |
| ECUADOR | Accession | 14/05/1969 | |
| EL SALVADOR | Accession | 04/03/1970 | |
| EUROPEAN ECONOMIC COMMUNITY | Acceptance | 28/11/1967 | |
| EUROPEAN ECONOMIC COMMUNITY | Ratification | 07/05/1980 | |
| Fiji | Extension | 01/07/1968 | |
| FINLAND | Signature | 27/11/1967 | |
| FINLAND | Ratification | 13/06/1968 | |
| FRANCE | Approval | 27/11/1967 | |
| FRANCE | Ratification | 30/10/1969 | |
| GERMANY FEDERAL REPUBLIC | Signature | 17/11/1967 | |
| GERMANY FEDERAL REPUBLIC | Ratification | 10/04/1969 | |
| Gibraltar | Extension | 01/07/1968 | |
| Gilbert And Ellice Islands | Extension | 01/07/1968 | |
| GREECE | Signature | 29/11/1967 | |
| GREECE | Ratification | 07/04/1969 | |
| Grenada | Extension | 01/07/1968 | |
| GUATEMALA | Accession | 27/08/1968 | |
| Guernsey | Extension | 24/09/1968 | |
| Hong Kong | Extension | 24/09/1968 | |
| INDIA | Signature | 30/11/1967 | |
| INDIA | Ratification | 29/07/1968 | |
| IRAN | Accession | 18/02/1969 | |
| IRELAND, REPUBLIC OF | Signature | 29/11/1967 | |
| IRELAND, REPUBLIC OF | Ratification | 08/05/1968 | |
| Isle of Man | Extension | 24/09/1968 | |
| ISRAEL | Signature | 29/11/1967 | |
| ISRAEL | Ratification | 12/06/1968 | |
| ITALY | Signature | 20/11/1967 | |
| ITALY | Ratification | 30/12/1969 | |
| JAPAN | Acceptance | 09/11/1967 | 04/06/1968 |
| KENYA | Accession | 25/11/1968 | |
| KOREA | Signature | 30/11/1967 | |
| KOREA | Ratification | 05/06/1968 | |
| Land Berlin | Signature | 17/11/1967 | |
| Land Berlin | Ratification | 10/04/1969 | |
| LEBANON | Signature | 30/11/1967 | |
| LEBANON | Ratification | 30/06/1969 | |
| LIBYA | Accession | 14/06/1968 | |
| LUXEMBOURG | Signature | 16/11/1967 | |
| LUXEMBOURG | Ratification | 29/09/1969 | |
| MAURITIUS | Accession | 24/09/1970 | |
| MEXICO | Signature | 29/11/1967 | |
| MEXICO | Ratification | 22/05/1968 | |
| Montserrat | Extension | 01/07/1968 | |
| NETHERLANDS THE | Signature | 16/11/1967 | |
| NETHERLANDS THE | Ratification | 29/04/1969 | |
| NIGERIA | Accession | 22/05/1968 | |
| NORWAY | Signature | 29/11/1967 | |
| NORWAY | Ratification | 17/06/1968 | |
| PAKISTAN | Signature | 28/11/1967 | |
| PAKISTAN | Ratification | 20/08/1968 | |
| PERU | Accession | 26/12/1968 | |
| PORTUGAL | Signature | 27/11/1967 | |
| PORTUGAL | Ratification | 26/12/1968 | |
| SAUDI ARABIA | Signature | 30/11/1967 | |
| SAUDI ARABIA | Ratification | 21/02/1968 | |
| Seychelles | Extension | 01/07/1968 | |
| SOUTH AFRICA | Signature | 28/11/1967 | |
| SOUTH AFRICA | Ratification | 05/06/1968 | |
| SPAIN | Signature | 28/11/1967 | |
| SPAIN | Ratification | 29/11/1968 | |
| St Christopher, Nevis and Anguilla | Extension | 01/07/1968 | |
| St Helena | Extension | 01/07/1968 | |
| St Lucia | Extension | 01/07/1968 | |
| St Vincent | Extension | 01/07/1968 | |
| SWEDEN | Signature | 22/11/1967 | |
| SWEDEN | Ratification | 07/05/1968 | |
| SWITZERLAND | Signature | 28/11/1967 | |
| SWITZERLAND | Ratification | 29/04/1968 | |
| TRINIDAD AND TOBAGO | Accession | 07/06/1968 | |
| TUNISIA | Signature | 24/10/1967 | |
| TUNISIA | Ratification | 14/06/1968 | |
| Turks And Caicos Islands | Extension | 01/07/1968 | |
| UNITED ARAB REPUBLIC | Accession | 07/06/1968 | |
| UNITED KINGDOM | Declaration | 28/11/1967 | |
| UNITED KINGDOM | Signature | 28/11/1967 | |
| UNITED KINGDOM | Ratification | 17/06/1968 | |
| UNITED STATES OF AMERICA | Signature | 08/11/1967 | |
| UNITED STATES OF AMERICA | Ratification | 15/06/1968 | |
| VATICAN CITY | Acceptance | 13/11/1967 | 07/11/1968 |
| VENEZUELA | Accession | 30/06/1969 | |