| Country | Action | Action Date | Effective Date |
|---|---|---|---|
| Antigua | Extension | 20/12/1968 | |
| ARGENTINA | Signature | 24/12/1968 | |
| ARGENTINA | Ratification | 18/12/1969 | 18/12/1969 |
| AUSTRALIA | Signature | 17/12/1968 | |
| AUSTRALIA | Notification | 20/12/1968 | |
| AUSTRALIA | Ratification | 23/05/1969 | 23/05/1969 |
| Bahamas | Extension | 27/01/1969 | |
| BARBADOS | Signature | 20/12/1968 | |
| BARBADOS | Notification | 24/12/1968 | |
| BARBADOS | Ratification | 18/04/1969 | 18/04/1969 |
| Bermuda | Extension | 12/03/1969 | |
| BOLIVIA | Accession | 18/03/1969 | 18/03/1969 |
| BRAZIL | Signature | 18/12/1968 | |
| BRAZIL | Notification | 18/12/1968 | |
| BRAZIL | Ratification | 13/05/1969 | 13/05/1969 |
| British Honduras | Extension | 20/12/1968 | |
| British Solomon Islands | Extension | 20/12/1968 | |
| British Virgin Islands | Extension | 20/12/1968 | |
| Brunei | Extension | 09/04/1969 | |
| Brunei | Statement | 26/03/1970 | |
| CAMEROON | Acceptance | 22/06/1970 | 22/06/1970 |
| CANADA | Signature | 19/12/1968 | |
| CANADA | Ratification | 23/12/1968 | 23/12/1968 |
| CHILE | Accession | 22/02/1973 | 22/02/1973 |
| CHILE | Reservation | 22/02/1973 | |
| CHINA | Signature | 16/12/1968 | |
| CHINA | Ratification | 08/09/1969 | 08/09/1969 |
| CHINA | Declaration | 08/09/1969 | |
| COLOMBIA | Signature | 03/12/1968 | |
| COLOMBIA | Notification | 31/12/1968 | |
| COLOMBIA | Ratification | 31/12/1969 | 31/12/1969 |
| CONGO | Accession | 15/12/1969 | 15/12/1969 |
| CUBA | Signature | 18/12/1968 | |
| CUBA | Declaration | 18/12/1968 | |
| CUBA | Notification | 18/12/1968 | |
| CUBA | Ratification | 22/05/1969 | 22/05/1969 |
| CZECHOSLOVAKIA | Signature | 23/12/1968 | |
| CZECHOSLOVAKIA | Provisional application | 31/12/1968 | 31/12/1968 |
| CZECHOSLOVAKIA | Approval | 07/03/1969 | 07/03/1969 |
| DENMARK | Signature | 23/12/1968 | |
| DENMARK | Notification | 23/12/1968 | |
| DENMARK | Ratification | 13/04/1970 | 13/04/1970 |
| Dominica | Extension | 09/04/1969 | |
| DOMINICAN REPUBLIC | Signature | 18/12/1968 | |
| DOMINICAN REPUBLIC | Notification | 31/12/1968 | |
| DOMINICAN REPUBLIC | Ratification | 13/11/1969 | 13/11/1969 |
| Fiji | Extension | 20/12/1968 | |
| FIJI | Succession | 10/10/1970 | |
| FINLAND | Notification | 09/06/1969 | |
| FINLAND | Accession | 06/03/1970 | 06/03/1970 |
| GHANA | Notification | 02/05/1969 | |
| GHANA | Accession | 17/09/1969 | 17/09/1969 |
| Gibraltar | Extension | 20/12/1968 | |
| Gilbert & Ellice Colony | Extension | 20/12/1969 | |
| GUATEMALA | Signature | 18/12/1968 | |
| GUATEMALA | Notification | 20/12/1968 | |
| GUATEMALA | Ratification | 31/12/1969 | 13/12/1969 |
| GUYANA | Signature | 23/12/1968 | |
| GUYANA | Notification | 24/12/1968 | |
| GUYANA | Ratification | 07/03/1969 | 07/03/1969 |
| HONDURAS | Signature | 16/12/1968 | |
| HONDURAS | Notification | 17/02/1969 | |
| HONDURAS | Ratification | 23/12/1969 | 23/12/1969 |
| HUNGARY | Signature | 23/12/1968 | |
| HUNGARY | Declaration | 30/12/1968 | |
| HUNGARY | Ratification | 09/07/1969 | 09/07/1969 |
| INDIA | Accession | 04/02/1969 | 04/02/1969 |
| INDIA | Declaration | 04/02/1969 | |
| INDIA | Reservation | 04/02/1969 | |
| INDONESIA | Signature | 24/12/1968 | |
| INDONESIA | Notification | 30/12/1968 | |
| INDONESIA | Acceptance | 18/06/1969 | 18/06/1969 |
| IRELAND, REPUBLIC OF | Accession | 11/09/1969 | 11/09/1969 |
| JAMAICA | Signature | 03/12/1968 | |
| JAMAICA | Ratification | 27/12/1968 | 27/12/1968 |
| JAPAN | Signature | 23/12/1968 | |
| JAPAN | Notification | 23/12/1968 | |
| JAPAN | Acceptance | 17/06/1969 | 17/06/1969 |
| KENYA | Signature | 18/12/1968 | |
| KENYA | Ratification | 30/12/1968 | 30/12/1968 |
| KENYA | Objection | 01/10/1971 | |
| KOREA REPUBLIC OF | Notification | 31/08/1972 | |
| KOREA REPUBLIC OF | Accession | 20/12/1972 | 20/12/1972 |
| LEBANON | Accession | 01/03/1972 | 01/03/1972 |
| MALAGASY REPUBLIC | Signature | 23/12/1968 | |
| MALAGASY REPUBLIC | Ratification | 04/08/1969 | 04/08/1969 |
| MALAWI | Accession | 09/07/1969 | 09/07/1969 |
| MALAYSIA | Accession | 29/12/1972 | 29/12/1972 |
| MAURITIUS | Signature | 11/12/1968 | |
| MAURITIUS | Acceptance | 23/12/1968 | 23/12/1968 |
| MEXICO | Signature | 20/12/1968 | |
| MEXICO | Ratification | 29/12/1969 | 29/12/1969 |
| Montserrat | Extension | 20/12/1968 | |
| New Guinea | Extension | 20/12/1968 | 20/12/1968 |
| NEW ZEALAND | Signature | 23/12/1968 | |
| NEW ZEALAND | Ratification | 23/12/1968 | 23/12/1968 |
| NICARAGUA | Signature | 23/12/1968 | |
| NICARAGUA | Notification | 30/12/1968 | |
| NIGERIA | Accession | 13/02/1970 | 13/02/1970 |
| NIGERIA | Objection | 07/06/1971 | |
| Papua | Extension | 20/12/1968 | |
| PERU | Signature | 24/12/1968 | |
| PERU | Reservation | 31/12/1968 | |
| PERU | Withdrawal | 10/03/1969 | |
| PERU | Ratification | 10/12/1969 | |
| PHILIPPINES | Notification | 29/01/1969 | |
| PHILIPPINES | Accession | 22/03/1971 | 22/03/1971 |
| POLAND | Signature | 23/12/1968 | |
| POLAND | Reservation | 23/12/1968 | |
| POLAND | Ratification | 31/12/1969 | |
| PORTUGAL | Signature | 20/12/1968 | |
| PORTUGAL | Declaration | 31/12/1968 | |
| PORTUGAL | Ratification | 31/12/1970 | 31/12/1970 |
| Seychelles | Extension | 20/12/1968 | |
| SINGAPORE | Acceptance | 01/08/1972 | 01/08/1972 |
| SOUTH AFRICA | Signature | 12/12/1968 | |
| SOUTH AFRICA | Ratification | 24/12/1968 | 24/12/1968 |
| SOVIET UNION | Signature | 23/12/1968 | |
| SOVIET UNION | Reservation | 23/12/1968 | |
| SOVIET UNION | Declaration | 23/12/1968 | |
| SOVIET UNION | Approval | 30/12/1968 | 30/12/1968 |
| St Christopher, Nevis and Anguilla | Extension | 16/01/1969 | 16/01/1969 |
| St Helena | Extension | 20/12/1969 | |
| SWAZILAND | Signature | 23/12/1968 | |
| SWAZILAND | Ratification | 18/02/1969 | 18/02/1968 |
| SWEDEN | Notification | 20/10/1968 | |
| SWEDEN | Signature | 20/12/1968 | |
| SWEDEN | Ratification | 23/07/1969 | 23/07/1969 |
| SYRIA | Acceptance | 07/05/1970 | 07/05/1970 |
| THAILAND | Accession | 29/12/1969 | 29/12/1969 |
| THAILAND | Withdrawal | 30/07/1971 | 28/10/1971 |
| Tonga | Extension | 12/03/1969 | |
| TRINIDAD AND TOBAGO | Ratification | 21/12/1968 | 23/12/1968 |
| TRINIDAD AND TOBAGO | Signature | 23/12/1968 | |
| Turks And Caicos Islands | Extension | 27/01/1969 | |
| UGANDA | Accession | 30/06/1969 | 30/06/1969 |
| UGANDA | Objection | 10/08/1971 | |
| UNITED KINGDOM | Signature | 20/12/1968 | |
| UNITED KINGDOM | Reservation | 20/12/1968 | |
| UNITED KINGDOM | Ratification | 12/03/1969 | 12/03/1969 |
| VENEZUELA | Signature | 21/12/1968 | |
| VENEZUELA | Notification | 27/12/1968 |