| Country | Action | Action Date | Effective Date |
|---|
| AFGHANISTAN | Accession | 23/09/1982 | 23/03/1983 |
| AFGHANISTAN | Reservation | 23/09/1982 | |
| ALBANIA | Accession | 04/01/1985 | 04/07/1985 |
| ALBANIA | Reservation | 04/01/1985 | |
| ALGERIA | Accession | 28/02/1989 | 28/08/1989 |
| ALGERIA | Reservation | 28/02/1989 | |
| ARMENIA | Accession | 08/12/1993 | 08/06/1994 |
| ARMENIA | Objection | 09/10/2009 | |
| Aruba | Extension | | 01/01/1986 |
| AUSTRIA | Signature | 27/04/1976 | |
| AUSTRIA | Ratification | 13/05/1977 | |
| AZERBAIJAN | Accession | 12/06/1996 | 12/12/1996 |
| BELARUS | Accession | 05/04/1993 | 05/10/1993 |
| BELGIUM | Signature | 22/12/1976 | |
| BELGIUM | Objection | 16/08/1978 | |
| BELGIUM | Objection | 15/11/1978 | |
| BELGIUM | Ratification | 20/12/1982 | 20/06/1983 |
| Berlin West | Extension | 20/12/1982 | 20/06/1983 |
| BOSNIA AND HERZEGOVINA | Succession | 01/09/1993 | 06/03/1992 |
| BULGARIA | Accession | 20/10/1977 | 20/04/1978 |
| BULGARIA | Reservation | 20/10/1977 | |
| BULGARIA | Declaration | 20/10/1977 | |
| CANADA | Accession | 21/10/1980 | 21/04/1981 |
| CHILE | Accession | 06/10/1982 | 06/04/1983 |
| CROATIA | Succession | 03/08/1992 | 08/10/1991 |
| CYPRUS | Accession | 07/08/1981 | 07/02/1982 |
| CZECH REPUBLIC | Succession | 02/06/1993 | 01/01/1993 |
| CZECHOSLOVAKIA | Accession | 25/02/1981 | 25/08/1981 |
| CZECHOSLOVAKIA | Reservation | 25/02/1981 | |
| CZECHOSLOVAKIA | Declaration | 25/02/1981 | |
| DENMARK | Signature | 21/12/1976 | |
| DENMARK | Objection | 16/08/1978 | |
| DENMARK | Objection | 15/11/1978 | |
| DENMARK | Ratification | 20/12/1982 | 20/06/1983 |
| DENMARK | Declaration | 20/12/1982 | |
| ESTONIA | Accession | 21/09/1992 | 21/03/1993 |
| EUROPEAN ECONOMIC COMMUNITY | Signature | 30/12/1976 | |
| EUROPEAN ECONOMIC COMMUNITY | Objection | 16/08/1978 | |
| EUROPEAN ECONOMIC COMMUNITY | Objection | 15/11/1978 | |
| EUROPEAN ECONOMIC COMMUNITY | Approval | 20/12/1982 | 20/06/1983 |
| Faroe Islands | Extension | 13/04/1987 | 10/04/1987 |
| FINLAND | Signature | 28/12/1976 | |
| FINLAND | Ratification | 27/02/1978 | 27/08/1978 |
| FRANCE | Definitive Signature | 30/12/1976 | |
| FRANCE | Objection | 16/08/1978 | |
| FRANCE | Objection | 15/11/1978 | |
| GEORGIA | Accession | 24/03/1994 | 24/09/1994 |
| GEORGIA | Objection | 30/09/2009 | |
| GERMAN DEMOCRATIC REPUBLIC | Accession | 21/07/1978 | 20/01/1979 |
| GERMAN DEMOCRATIC REPUBLIC | Reservation | 21/07/1978 | |
| GERMAN DEMOCRATIC REPUBLIC | Declaration | 21/07/1978 | |
| GERMANY FEDERAL REPUBLIC | Signature | 30/12/1976 | |
| GERMANY FEDERAL REPUBLIC | Objection | 16/08/1978 | |
| GERMANY FEDERAL REPUBLIC | Declaration | 15/11/1978 | |
| GERMANY FEDERAL REPUBLIC | Ratification | 20/12/1982 | 20/06/1983 |
| Gibraltar | Extension | 08/10/1982 | 08/04/1983 |
| GREECE | Signature | 30/12/1976 | |
| GREECE | Ratification | 15/05/1980 | 15/11/1980 |
| GREECE | Communication | 12/04/1994 | |
| Guernsey, Bailiwick of | Extension | 08/10/1982 | 08/04/1983 |
| HUNGARY | Signature | 23/11/1976 | |
| HUNGARY | Ratification | 09/03/1978 | 09/09/1978 |
| HUNGARY | Reservation | 09/03/1978 | |
| HUNGARY | Declaration | 09/03/1978 | |
| INDONESIA | Accession | 11/10/1989 | 11/04/1990 |
| IRAN | Accession | 16/08/1984 | 16/02/1985 |
| IRAN | Objection | 29/09/2009 | |
| IRELAND | Signature | 30/12/1976 | |
| IRELAND | Objection | 16/08/1978 | |
| IRELAND | Objection | 15/11/1978 | |
| IRELAND | Ratification | 20/12/1982 | 20/06/1983 |
| Isle of Man | Extension | 08/10/1982 | 08/04/1983 |
| ISRAEL | Communication | 09/01/1984 | |
| ISRAEL | Accession | 14/02/1984 | 14/08/1984 |
| ITALY | Signature | 28/12/1976 | |
| ITALY | Objection | 16/08/1978 | |
| ITALY | Objection | 15/11/1978 | |
| ITALY | Ratification | 20/12/1982 | 20/06/1983 |
| Jersey, Bailiwick of | Extension | 08/10/1982 | 08/04/1983 |
| JORDAN | Accession | 24/12/1985 | 24/06/1986 |
| KAZAKHSTAN | Accession | 17/07/1995 | 17/01/1996 |
| KAZAKHSTAN | Objection | 28/09/2009 | |
| KOREA REPUBLIC OF | Accession | 29/01/1982 | |
| KUWAIT | Accession | 23/11/1983 | 23/05/1984 |
| KUWAIT | Reservation | 23/11/1983 | |
| KUWAIT | Understanding | 23/11/1983 | |
| LATVIA | Accession | 19/04/1993 | 19/10/1993 |
| LEBANON | Accession | 25/11/1997 | 25/05/1998 |
| LIBERIA | Accession | 16/09/2005 | 16/03/2006 |
| LITHUANIA | Accession | 26/02/1993 | 26/08/1993 |
| LUXEMBOURG | Signature | 23/12/1976 | |
| LUXEMBOURG | Objection | 16/08/1978 | |
| LUXEMBOURG | Objection | 15/11/1978 | |
| LUXEMBOURG | Ratification | 20/12/1982 | 20/06/1983 |
| MACEDONIA THE FYR OF | Succession | 02/12/1993 | 17/09/1991 |
| MACEDONIA THE FYR OF | Notification | 29/09/2009 | |
| MALTA | Accession | 18/02/1977 | |
| MOLDOVA REPUBLIC OF | Accession | 26/05/1993 | 26/11/1993 |
| MONGOLIA | Accession | 01/10/2002 | 01/04/2003 |
| MONTENEGRO | Succession | 23/10/2006 | 03/06/2006 |
| MOROCCO | Signature | 15/10/1976 | |
| MOROCCO | Ratification | 31/03/1983 | 30/04/1983 |
| Netherlands Antilles | Extension | 20/12/1982 | 20/06/1983 |
| NETHERLANDS THE | Signature | 28/12/1976 | |
| NETHERLANDS THE | Objection | 16/08/1978 | |
| NETHERLANDS THE | Objection | 15/11/1978 | |
| NETHERLANDS THE | Acceptance | 20/12/1982 | 20/06/1983 |
| NORWAY | Accession | 11/01/1980 | 11/07/1980 |
| POLAND | Accession | 23/12/1980 | 23/06/1981 |
| POLAND | Reservation | 23/12/1980 | |
| POLAND | Declaration | 23/12/1980 | |
| PORTUGAL | Accession | 13/02/1979 | 13/08/1979 |
| ROMANIA | Accession | 14/02/1980 | 14/08/1980 |
| ROMANIA | Reservation | 14/02/1980 | |
| ROMANIA | Declaration | 14/02/1980 | |
| SLOVAK REPUBLIC | Succession | 28/05/1993 | 01/01/1993 |
| SLOVENIA | Succession | 01/07/1992 | 25/06/1991 |
| SOVIET UNION | Accession | 08/06/1982 | 08/12/1982 |
| SOVIET UNION | Reservation | 08/06/1982 | |
| SOVIET UNION | Declaration | 08/06/1982 | |
| SPAIN | Accession | 11/08/1982 | 11/02/1983 |
| SWEDEN | Definitive Signature | 17/12/1976 | |
| SWITZERLAND | Signature | 04/08/1976 | |
| SWITZERLAND | Ratification | 03/02/1978 | 03/08/1978 |
| SWITZERLAND | Declaration | 03/02/1978 | |
| SYRIA | Accession | 11/01/1999 | 11/07/1999 |
| SYRIA | Reservation | 11/01/1999 | |
| SYRIA | Declaration | 11/01/1999 | |
| SYRIA | Notification | 14/09/2009 | 14/09/2009 |
| TAJIKISTAN | Accession | 11/09/1996 | 11/03/1997 |
| TAJIKISTAN | Objection | 30/09/2009 | |
| TUNISIA | Signature | 11/06/1976 | |
| TUNISIA | Ratification | 13/10/1977 | 13/04/1978 |
| TURKEY | Accession | 12/11/1984 | 12/05/1985 |
| TURKEY | Objection | 28/10/2009 | |
| TURKMENISTAN | Accession | 18/09/1996 | |
| UKRAINE | Succession | 11/10/1994 | 12/09/1991 |
| UKRAINE | Communication | 11/10/1994 | |
| UNITED ARAB EMIRATES | Accession | 20/04/2007 | 20/10/2007 |
| UNITED KINGDOM | Signature | 22/12/1976 | |
| UNITED KINGDOM | Objection | 16/08/1978 | |
| UNITED KINGDOM | Objection | 15/11/1978 | |
| UNITED KINGDOM | Ratification | 08/10/1982 | 08/04/1983 |
| UNITED STATES OF AMERICA | Accession | 18/09/1981 | 18/03/1982 |
| URUGUAY | Accession | 24/12/1980 | 24/06/1981 |
| UZBEKISTAN | Accession | 28/09/1995 | 28/03/1996 |
| YUGOSLAVIA | Signature | 28/04/1976 | |
| YUGOSLAVIA | Ratification | 20/09/1977 | |
| YUGOSLAVIA, FEDERAL REPUBLIC OF | Succession | 12/03/2001 | 27/04/1992 |