| Country | Action | Action Date | Effective Date |
|---|
| AFGHANISTAN | Acceptance | 25/01/2010 | 25/04/2010 |
| ALBANIA | Ratification | 21/11/1963 | |
| ALGERIA | Ratification | 24/12/1968 | |
| Antarctic Territory | Extension | 29/11/1966 | |
| Antigua | Extension | 29/05/1964 | |
| ARGENTINA | Ratification | 30/10/1963 | |
| ARMENIA | Succession | 05/09/1993 | |
| Ashmore And Cartier Island | Extension | 29/11/1966 | |
| AUSTRALIA | Acceptance | 29/11/1966 | |
| AUSTRALIA | Declaration | 29/11/1966 | |
| Bahrain | Extension | 04/11/1962 | |
| Barbados | Extension | 29/05/1964 | |
| BARBADOS | Acceptance | 24/06/1975 | |
| Basutoland | Extension | 29/05/1964 | |
| BELIZE | Succession | 01/12/1982 | |
| BENIN | Acceptance | 09/07/1963 | |
| BOSNIA AND HERZEGOVINA | Succession | 12/07/1993 | |
| BRAZIL | Ratification | 19/04/1968 | |
| British Guiana | Extension | 29/05/1964 | |
| British Honduras | Extension | 29/05/1964 | |
| British Virgin Islands | Extension | 09/12/1964 | |
| Brunei | Extension | 29/05/1964 | |
| BRUNEI DARUSSALAM | Succession | 25/01/1985 | |
| BULGARIA | Acceptance | 04/12/1962 | |
| BURKINA FASO | Ratification | 04/09/2012 | 04/12/2012 |
| BYELORUSSIA S S R | Ratification | 12/12/1962 | |
| Cayman Islands | Extension | 29/05/1964 | |
| CENTRAL AFRICAN REPUBLIC | Acceptance | 22/02/1962 | |
| CHILE | Ratification | 26/10/1971 | |
| CHINA | Communication | 21/10/1999 | |
| CHINA | Communication | 06/09/2000 | |
| Christmas Island | Extension | 29/11/1966 | |
| Cocos Keeling Islands | Extension | 29/11/1966 | |
| CONGO | Ratification | 16/09/1968 | |
| COSTA RICA | Ratification | 10/09/1963 | |
| CROATIA | Succession | 01/07/1992 | |
| CUBA | Ratification | 02/11/1962 | |
| CYPRUS | Acceptance | 09/06/1970 | |
| CZECH REPUBLIC | Succession | 01/01/1993 | |
| CZECHOSLOVAKIA | Ratification | 14/03/1963 | |
| DENMARK | Ratification | 04/10/1963 | |
| Dominica | Extension | 29/05/1964 | |
| DOMINICA, COMMONWEALTH OF | Declaration | 14/03/1983 | |
| DOMINICAN REPUBLIC | Ratification | 30/08/1977 | 30/11/1977 |
| ECUADOR | Acceptance | 05/03/1979 | 05/06/1979 |
| EGYPT | Acceptance | 28/03/1962 | |
| Falkland Islands | Extension | 29/05/1964 | |
| FINLAND | Ratification | 18/10/1971 | |
| FRANCE | Declaration | 01/01/1905 | |
| FRANCE | Ratification | 11/09/1961 | |
| GEORGIA | Succession | 04/11/1992 | |
| GERMAN DEMOCRATIC REPUBLIC | Objection | 01/01/1905 | |
| GERMAN DEMOCRATIC REPUBLIC | Acceptance | 05/07/1973 | |
| GERMANY FEDERAL REPUBLIC | Declaration | 01/01/1905 | |
| GERMANY FEDERAL REPUBLIC | Ratification | 17/07/1968 | |
| GERMANY FEDERAL REPUBLIC | Declaration | 17/07/1968 | |
| Gibraltar | Extension | 29/05/1964 | |
| Gilbert And Ellice Islands | Extension | 29/05/1964 | |
| Grenada | Extension | 29/05/1964 | |
| GUATEMALA | Ratification | 04/02/1983 | 04/05/1983 |
| GUINEA | Acceptance | 11/12/1964 | |
| Heard Island | Extension | 29/11/1966 | |
| HUNGARY | Ratification | 16/01/1964 | |
| INDONESIA | Acceptance | 10/01/1967 | |
| IRAN | Acceptance | 17/07/1968 | |
| IRAQ | Ratification | 28/06/1977 | |
| IRAQ | Declaration | 28/06/1977 | |
| ISRAEL | Ratification | 22/09/1961 | |
| ITALY | Ratification | 06/10/1966 | |
| IVORY COAST | Ratification | 24/11/1999 | 24/02/2000 |
| JORDAN | Acceptance | 06/04/1976 | 06/07/1976 |
| KUWAIT | Acceptance | 15/01/1963 | |
| KYRGYZSTAN | Acceptance | 03/07/1995 | 03/10/1995 |
| Land Berlin | Extension | 17/07/1968 | |
| LATVIA | Acceptance | 16/06/2009 | 16/09/2009 |
| LEBANON | Ratification | 27/10/1964 | |
| LIBERIA | Ratification | 17/05/1962 | |
| LIBYA | Ratification | 09/01/1973 | |
| LUXEMBOURG | Ratification | 20/01/1970 | |
| Macao | Extension | 30/04/1999 | 30/07/1999 |
| Macdonald Island | Extension | 29/11/1966 | |
| MADAGASCAR | Ratification | 21/12/1964 | |
| MALI | Ratification | 07/12/2007 | 07/03/2008 |
| Malta | Extension | 29/05/1964 | |
| MALTA | Acceptance | 05/01/1966 | |
| Mauritius | Extension | 29/05/1964 | |
| MAURITIUS | Acceptance | 20/08/1970 | |
| MAURITIUS | Declaration | 20/08/1970 | |
| MOLDOVA REPUBLIC OF | Ratification | 17/03/1993 | 17/09/1993 |
| MONACO | Acceptance | 28/08/2012 | 28/11/2012 |
| MONGOLIA | Ratification | 04/11/1964 | |
| Montserrat | Extension | 29/05/1964 | |
| MOROCCO | Acceptance | 30/08/1968 | |
| Nauru | Extension | 29/11/1966 | |
| NETHERLANDS THE | Ratification | 25/03/1966 | |
| New Guinea | Extension | 29/11/1966 | |
| NEW ZEALAND | Ratification | 12/02/1963 | |
| NICARAGUA | Ratification | 28/09/1981 | 28/12/1981 |
| NIGER | Acceptance | 16/07/1968 | |
| NIGERIA | Acceptance | 18/11/1969 | 18/12/1970 |
| Norfolk Island | Extension | 29/11/1966 | |
| NORWAY | Ratification | 08/01/1963 | |
| PANAMA | Acceptance | 10/08/1967 | |
| Papua | Extension | 29/11/1966 | |
| PERU | Ratification | 19/12/1966 | |
| PHILIPPINES | Acceptance | 19/11/1964 | |
| POLAND | Ratification | 15/09/1964 | |
| PORTUGAL | Ratification | 12/12/1965 | |
| PORTUGAL | Notification | 13/11/1999 | |
| ROMANIA | Ratification | 09/07/1964 | |
| RWANDA | Acceptance | 28/12/2000 | 28/03/2001 |
| SAUDI ARABIA | Ratification | 17/08/1973 | |
| SENEGAL | Ratification | 25/09/1967 | |
| Seychelles | Extension | 29/05/1964 | |
| SIERRA LEONE | Ratification | 02/06/1967 | |
| SLOVAK REPUBLIC | Succession | 31/03/1993 | 01/01/1993 |
| SLOVENIA | Succession | 28/10/1992 | |
| SOLOMON ISLANDS | Succession | 07/07/1978 | |
| Solomon Islands Protectorate | Extension | 29/05/1964 | |
| SOUTH AFRICA | Ratification | 09/03/2000 | 09/06/2000 |
| SOVIET UNION | Ratification | 01/08/1962 | |
| SPAIN | Acceptance | 20/08/1969 | |
| SRI LANKA | Acceptance | 11/08/1983 | 11/11/1983 |
| St Helena | Extension | 29/05/1964 | |
| St Kitts Nevis Anguilla | Extension | 29/05/1964 | |
| St Lucia | Extension | 29/05/1964 | |
| St Vincent | Extension | 29/05/1964 | |
| ST VINCENT AND THE GRENADINES | Succession | 22/01/1985 | |
| ST VINCENT AND THE GRENADINES | Declaration | 22/01/1985 | |
| Swaziland | Extension | 29/05/1964 | |
| SWAZILAND | Acceptance | 08/10/1970 | |
| SWEDEN | Ratification | 21/03/1968 | |
| TAIWAN | Ratification | 12/02/1965 | |
| TAJIKISTAN | Succession | 11/08/1992 | |
| TANZANIA | Ratification | 03/01/1979 | 03/04/1979 |
| The Gambia | Extension | 29/05/1964 | |
| Tonga | Extension | 29/05/1964 | |
| TUNISIA | Ratification | 29/08/1969 | |
| Turks And Caicos Islands | Extension | 29/05/1964 | |
| UGANDA | Acceptance | 09/09/1968 | |
| UKRAINE | Ratification | 19/12/1962 | |
| UNITED KINGDOM | Declaration | 01/01/1905 | |
| UNITED KINGDOM | Acceptance | 14/03/1962 | |
| UNITED KINGDOM | Declaration | 11/04/1962 | |
| UNITED KINGDOM | Declaration | 29/05/1964 | |
| UNITED KINGDOM | Declaration | 09/12/1964 | |
| UNITED STATES OF AMERICA | Declaration | 01/01/1905 | |
| UZBEKISTAN | Ratification | 08/12/1997 | 08/03/1998 |
| VENEZUELA | Ratification | 16/12/1968 | |
| VIETNAM | Acceptance | 12/06/1968 | |
| YUGOSLAVIA, FEDERAL REPUBLIC OF | Accession | 11/09/2001 | 27/04/1992 |