| Country | Action | Action Date | Effective Date |
|---|---|---|---|
| ALBANIA | Accession | 11/04/1930 | |
| ALGERIA | Accession | 29/09/1966 | |
| Antilles | Extension | 01/01/1986 | |
| Antilles | Denunciation | 07/09/1994 | |
| ARGENTINE REPUBLIC | Acceptance | 05/07/1890 | |
| Aruba | Extension | 01/01/1986 | |
| Aruba | Denunciation | 07/09/1994 | |
| AUSTRALIA | Accession | 01/04/1901 | |
| AUSTRALIA | Denunciation | 31/03/1926 | |
| AUSTRALIA | Re-Accession | 01/06/1935 | |
| AUSTRALIA | Withdrawal | 19/04/1977 | 31/03/1982 |
| AUSTRIA-HUNGARY | Signature | 05/07/1890 | |
| AUSTRIA-HUNGARY | Denunciation | 04/01/2001 | 01/04/2003 |
| Bahamas | Extension | 05/07/1890 | |
| BELGIUM | Acceptance | 05/07/1890 | |
| Bermuda | Extension | 05/07/1890 | |
| BOLIVIA | Acceptance | 05/07/1890 | |
| BRAZIL | Accession | 31/01/1891 | |
| British Guiana | Extension | 05/07/1890 | |
| British Honduras | Extension | 05/07/1890 | |
| BULGARIA | Accession | 09/07/1891 | |
| BURUNDI | Accession | 14/08/1963 | |
| CANADA | Acceptance | 05/07/1890 | |
| CANADA | Denunciation | 12/08/1998 | 01/04/2003 |
| Cape Of Good Hope | Withdrawal | 31/03/1898 | |
| Cape Of Good Hope | Extension | 05/07/1890 | |
| Ceylon | Extension | 05/07/1890 | |
| CHILE | Acceptance | 05/07/1890 | |
| CHINA | Accession | 31/05/1894 | |
| CHINA | Denunciation | 31/03/1926 | |
| CHINA | Re-Accession | 21/09/1931 | |
| COLOMBIA | Accession | 29/12/1890 | |
| COLOMBIA | Denunciation | 18/03/1988 | |
| COLOMBIA | Re-Accession | 02/03/1989 | 01/04/1989 |
| CONGO, DEMOCRATIC REPUBLIC OF | Acceptance | 05/07/1890 | |
| COSTA RICA | Acceptance | 05/07/1890 | |
| CUBA | Accession | 24/05/1909 | |
| Cyprus | Extension | 05/07/1890 | |
| CZECHOSLOVAKIA | Accession | 15/04/1920 | |
| DENMARK | Acceptance | 05/07/1890 | |
| DENMARK | Denunciation | 30/06/1997 | 01/04/2003 |
| DOMINICAN REPUBLIC | Accession | 24/12/1890 | |
| ECUADOR | Accession | 04/09/1890 | |
| EGYPT | Accession | 29/09/1890 | |
| ESTONIA | Accession | 04/12/1923 | |
| Falkland Islands | Withdrawal | 01/04/1940 | |
| Falkland Islands | Extension | 05/07/1890 | |
| Fiji | Withdrawal | 01/04/1940 | |
| Fiji | Extension | 05/07/1890 | |
| FINLAND | Accession | 16/08/1921 | |
| FRANCE | Acceptance | 05/07/1890 | |
| GERMANY | Accession | 01/07/1904 | |
| GERMANY FEDERAL REPUBLIC | Re-Application | 01/01/1953 | |
| Gibraltar | Withdrawal | 01/04/1940 | |
| Gibraltar | Extension | 05/07/1890 | |
| Gold Coast | Extension | 05/07/1890 | |
| GREECE | Acceptance | 05/07/1890 | |
| GUATEMALA | Withdrawal | 31/03/1933 | |
| GUATEMALA | Accession | 05/07/1890 | |
| HAITI | Acceptance | 05/07/1890 | |
| HONDURAS | Withdrawal | 27/03/1953 | |
| HONDURAS | Accession | 01/04/1898 | |
| HUNGARY | Acceptance | 05/07/1890 | |
| HUNGARY | Denunciation | 06/04/2001 | 01/04/2003 |
| ICELAND | Acceptance | 05/07/1890 | |
| India | Extension | 05/07/1890 | |
| INDIA | Denunciation | 13/12/2012 | 01/04/2017 |
| INDONESIA | Accession | 22/03/1951 | |
| INDONESIA | Denunciation | 20/07/1998 | 01/04/2003 |
| IRAN | Accession | 27/04/1892 | |
| IRAN | Denunciation | 18/12/2000 | 01/04/2003 |
| IRAQ | Accession | 11/12/1938 | |
| IRELAND, REPUBLIC OF | Accession | 26/09/1969 | 06/11/1969 |
| ISRAEL | Accession | 28/05/1956 | |
| ITALY | Acceptance | 05/07/1890 | |
| IVORY COAST | Accession | 14/09/1963 | |
| Jamaica | Extension | 05/07/1890 | |
| JAPAN | Accession | 02/02/1891 | |
| JORDAN | Accession | 17/05/1957 | |
| KOREA | Accession | 03/06/1971 | 21/07/1971 |
| LATVIA | Accession | 22/02/1922 | |
| LEBANON | Accession | 14/12/1949 | |
| Leeward Islands | Extension | 05/07/1890 | |
| LIBYA | Accession | 10/12/1955 | |
| LITHUANIA | Accession | 02/06/1931 | |
| LUXEMBOURG | Accession | 03/07/1924 | |
| LUXEMBOURG | Denunciation | 04/03/2013 | 01/04/2017 |
| MALAYA | Accession | 22/11/1958 | |
| Malta | Extension | 05/07/1890 | |
| MALTA | Accession | 09/09/1966 | |
| Mauritius | Withdrawal | 01/04/1940 | |
| Mauritius | Extension | 05/07/1890 | |
| MEXICO | Acceptance | 05/07/1890 | |
| MOROCCO | Accession | 19/03/1957 | |
| Natal | Withdrawal | 31/03/1898 | |
| Natal | Extension | 05/07/1890 | |
| NETHERLANDS THE | Acceptance | 05/07/1890 | |
| NETHERLANDS THE | Denunciation | 07/09/1994 | 01/04/1996 |
| New South Wales | Withdrawal | 31/03/1898 | |
| New South Wales | Extension | 05/07/1890 | |
| NEW ZEALAND | Signature | 05/07/1890 | |
| NEW ZEALAND | Withdrawal | 01/01/1905 | |
| NEW ZEALAND | Withdrawal | 31/03/1905 | 31/03/1926 |
| NEW ZEALAND | Re-Accession | 01/07/1906 | |
| Newfoundland (UK) | Withdrawal | 31/03/1926 | 31/03/1898 |
| NICARAGUA | Accession | 05/07/1890 | |
| NICARAGUA | Re-Accession | 20/02/1963 | |
| Nigeria | Withdrawal | 01/04/1940 | |
| Nigeria | Extension | 05/07/1890 | |
| NORWAY | Accession | 09/07/1896 | |
| NORWAY | Denunciation | 22/03/2000 | 01/04/2003 |
| PAKISTAN | Accession | 15/08/1947 | |
| PANAMA | Accession | 16/06/1904 | |
| PARAGUAY | Acceptance | 05/07/1890 | |
| PARAGUAY | Denunciation | 12/08/1950 | |
| PERSIA | Accession | 27/06/1892 | |
| PERU | Withdrawal | 01/04/1982 | |
| PERU | Acceptance | 05/07/1890 | |
| PHILIPPINES | Accession | 02/12/1949 | |
| POLAND | Accession | 25/11/1920 | |
| POLAND | Denunciation | 29/03/2002 | 01/04/2003 |
| PORTUGAL | Acceptance | 05/07/1890 | |
| PORTUGAL | Denunciation | 17/01/1989 | 31/05/1995 |
| Queensland | Withdrawal | 31/03/1898 | |
| Queensland | Extension | 05/07/1890 | |
| ROUMANIA | Acceptance | 05/07/1890 | |
| RUSSIA | Acceptance | 05/07/1890 | |
| RUSSIA | Re-Accession | 27/01/1936 | |
| RWANDA | Accession | 09/12/1964 | |
| RWANDA | Denunciation | 31/10/2008 | 01/04/2010 |
| SALVADOR | Withdrawal | 31/03/1905 | |
| SALVADOR | Acceptance | 05/07/1890 | |
| SALVADOR | Re-Accession | 01/01/1939 | |
| SAUDI ARABIA | Accession | 20/10/1956 | |
| SENEGAL | Accession | 22/11/1963 | |
| Sierra Leone | Withdrawal | 01/04/1940 | |
| Sierra Leone | Extension | 05/07/1890 | |
| SINGAPORE | Accession | 21/02/1967 | |
| SINGAPORE | Withdrawal | 23/10/1986 | 01/04/1989 |
| SLOVENIA | Denunciation | 06/01/1999 | 01/04/2003 |
| SOUTH AFRICA | Withdrawal | 31/03/1908 | |
| SOUTH AFRICA | Accession | 01/04/1891 | |
| SOUTH AFRICA | Confirmation | 13/03/1930 | |
| SOUTH AFRICA | Denunciation | 08/07/1998 | |
| SPAIN | Acceptance | 05/07/1890 | |
| SPAIN | Denunciation | 04/12/2000 | 01/04/2003 |
| SRI LANKA | Accession | 07/12/1995 | 22/01/1996 |
| SRI LANKA | Denunciation | 23/04/1999 | 01/04/2003 |
| SUDAN | Accession | 20/04/1957 | |
| SWEDEN | Accession | 06/02/1904 | |
| SWITZERLAND | Acceptance | 05/07/1890 | |
| SYRIA | Accession | 09/12/1949 | |
| Tasmania | Withdrawal | 31/03/1898 | |
| Tasmania | Extension | 05/07/1890 | |
| THAILAND | Withdrawal | 01/04/1976 | |
| THAILAND | Acceptance | 05/07/1890 | |
| The Gambia | Extension | 05/07/1890 | |
| Trinidad | Extension | 05/07/1890 | |
| TUNISIA | Accession | 30/04/1962 | 09/06/1962 |
| TURKEY | Withdrawal | 01/01/1930 | |
| TURKEY | Acceptance | 05/07/1890 | |
| TURKEY | Denunciation | 19/08/1999 | 01/04/2003 |
| UNITED KINGDOM | Re-Application | 01/01/1953 | |
| UNITED KINGDOM | Acceptance | 05/07/1890 | |
| UNITED KINGDOM | Signature | 05/07/1890 | |
| UNITED KINGDOM | Denunciation | 05/03/1991 | 01/04/1996 |
| UNITED STATES OF AMERICA | Acceptance | 05/07/1890 | |
| URUGUAY | Withdrawal | 01/04/1982 | |
| URUGUAY | Acceptance | 05/07/1890 | |
| URUGUAY | Re-Accession | 10/02/1891 | |
| VENEZUELA | Acceptance | 05/07/1890 | |
| Victoria | Withdrawal | 31/03/1898 | |
| Victoria | Extension | 05/07/1890 | |
| VIETNAM | Accession | 10/02/1955 | |
| Windward Islands | Extension | 05/07/1890 | |
| YUGOSLAVIA | Accession | 10/02/1891 | |
| ZAIRE | Accession | 05/05/1975 | 04/06/1975 |