| Country | Action | Action Date | Effective Date |
|---|
| AUSTRIA | Acceptance | 24/07/1977 | |
| AUSTRIA | Reservation | 24/07/1977 | |
| BELGIUM | Acceptance | 20/01/1978 | 20/04/1978 |
| BELGIUM | Reservation | 20/01/1978 | |
| Channel Islands | Extension | 30/04/1981 | 30/07/1981 |
| DENMARK | Acceptance | 06/09/1977 | |
| DENMARK | Reservation | 06/09/1977 | |
| DENMARK | Reservation | 25/04/1986 | |
| EUROPEAN ECONOMIC COMMUNITY | Acceptance | 01/07/1977 | |
| EUROPEAN ECONOMIC COMMUNITY | Reservation | 01/07/1977 | |
| EUROPEAN ECONOMIC COMMUNITY | Declaration | 11/07/1985 | |
| FRANCE | Acceptance | 13/11/1979 | 13/02/1980 |
| FRANCE | Reservation | 13/11/1979 | |
| FRANCE | Reservation | 10/10/1985 | |
| GERMANY FEDERAL REPUBLIC | Acceptance | 21/08/1978 | 21/11/1978 |
| GERMANY FEDERAL REPUBLIC | Reservation | 21/08/1978 | |
| GERMANY FEDERAL REPUBLIC | Reservation | 21/03/1986 | |
| HUNGARY | Acceptance | 18/12/1981 | 18/03/1982 |
| INDIA | Acceptance | 30/05/1985 | 30/08/1985 |
| INDIA | Reservation | 30/05/1985 | |
| IRELAND | Acceptance | 22/04/1981 | 22/07/1981 |
| IRELAND | Reservation | 22/04/1981 | |
| Isle of Man | Extension | 30/04/1981 | 30/07/1981 |
| ISRAEL | Acceptance | 24/01/1979 | 24/04/1979 |
| ITALY | Acceptance | 07/07/1980 | 07/10/1980 |
| ITALY | Reservation | 07/07/1980 | |
| KENYA | Acceptance | 31/08/1983 | 01/12/1983 |
| KOREA REPUBLIC OF | Acceptance | 09/05/1990 | 09/08/1990 |
| KOREA REPUBLIC OF | Reservation | 09/05/1990 | |
| LUXEMBOURG | Acceptance | 21/06/1978 | 21/09/1978 |
| LUXEMBOURG | Reservation | 21/06/1978 | |
| MALAWI | Acceptance | 29/03/1993 | |
| MALAWI | Reservation | 29/03/1993 | |
| MOROCCO | Acceptance | 02/06/1987 | 02/09/1987 |
| NETHERLANDS THE | Acceptance | 01/10/1979 | 01/01/1980 |
| NETHERLANDS THE | Reservation | 01/10/1979 | |
| NEW ZEALAND | Acceptance | 31/05/1976 | |
| NEW ZEALAND | Reservation | 31/05/1976 | |
| PORTUGAL | Acceptance | 08/05/1984 | 08/08/1984 |
| PORTUGAL | Reservation | 08/05/1984 | |
| SPAIN | Acceptance | 21/06/1991 | 21/09/1991 |
| SPAIN | Reservation | 21/06/1991 | |
| SWITZERLAND | Acceptance | 13/04/1977 | |
| SWITZERLAND | Reservation | 13/04/1977 | |
| UNITED KINGDOM | Acceptance | 28/03/1979 | 28/06/1979 |
| UNITED KINGDOM | Reservation | 28/03/1979 | |
| UNITED STATES OF AMERICA | Acceptance | 28/10/1983 | 28/01/1984 |
| UNITED STATES OF AMERICA | Reservation | 28/10/1983 | |
| ZIMBABWE | Acceptance | 20/06/1988 | 20/09/1988 |
| ZIMBABWE | Reservation | 20/06/1988 | |