| Country | Action | Action Date | Effective Date |
|---|
| AFGHANISTAN | Signature | 07/12/1944 | |
| AFGHANISTAN | Acceptance | 16/05/1945 | |
| AFGHANISTAN | Reservation | 16/05/1945 | |
| ARGENTINE REPUBLIC | Accession | 04/06/1946 | |
| AUSTRALIA | Signature | 07/12/1944 | |
| AUSTRALIA | Acceptance | 19/05/1945 | |
| BELGIUM | Signature | 09/04/1945 | |
| BELGIUM | Acceptance | 17/04/1945 | |
| BOLIVIA | Signature | 07/12/1944 | |
| BOLIVIA | Acceptance | 17/05/1946 | |
| BRAZIL | Signature | 29/05/1945 | |
| BRAZIL | Acceptance | 29/05/1945 | |
| CANADA | Signature | 07/12/1944 | |
| CANADA | Acceptance | 30/12/1944 | |
| CHILE | Signature | 07/12/1944 | |
| CHILE | Acceptance | 04/06/1945 | |
| CHINA | Signature | 07/12/1944 | |
| CHINA | Acceptance | 06/06/1945 | |
| COLOMBIA | Signature | 24/05/1945 | |
| COLOMBIA | Acceptance | 06/06/1945 | |
| COSTA RICA | Signature | 10/03/1945 | |
| COSTA RICA | Acceptance | 01/05/1958 | |
| CUBA | Signature | 20/04/1945 | |
| CUBA | Acceptance | 20/06/1947 | |
| CZECHOSLOVAKIA | Signature | 18/04/1945 | |
| CZECHOSLOVAKIA | Acceptance | 18/04/1945 | |
| DENMARK | Acceptance | 13/11/1945 | |
| DOMINICAN REPUBLIC | Signature | 07/12/1944 | |
| DOMINICAN REPUBLIC | Acceptance | 25/01/1946 | |
| ECUADOR | Signature | 07/12/1944 | |
| ECUADOR | Acceptance | 20/08/1954 | |
| EGYPT | Signature | 07/12/1944 | |
| EGYPT | Acceptance | 26/04/1945 | |
| EGYPT | Reservation | 26/04/1945 | |
| ETHIOPIA | Signature | 22/03/1945 | |
| ETHIOPIA | Acceptance | 22/03/1945 | |
| FRANCE | Signature | 07/12/1944 | |
| FRANCE | Acceptance | 05/06/1945 | |
| GREECE | Signature | 07/12/1944 | |
| GREECE | Acceptance | 21/09/1945 | |
| GUATEMALA | Signature | 30/01/1945 | |
| GUATEMALA | Acceptance | 28/04/1947 | |
| HAYTI | Signature | 07/12/1944 | |
| HAYTI | Acceptance | 02/06/1945 | |
| HONDURAS | Signature | 07/12/1944 | |
| HONDURAS | Acceptance | 13/11/1945 | |
| ICELAND | Signature | 07/12/1944 | |
| ICELAND | Acceptance | 04/06/1945 | |
| INDIA | Signature | 07/12/1944 | |
| INDIA | Acceptance | 01/05/1945 | |
| INDIA | Reservation | 01/05/1945 | |
| INDIA | Withdrawal Res. | 18/07/1946 | |
| INDIA | Notification | 06/06/1947 | |
| IRAN | Signature | 07/12/1944 | |
| IRAN | Acceptance | 30/12/1946 | |
| IRAQ | Signature | 07/12/1944 | |
| IRAQ | Acceptance | 04/06/1945 | |
| IRELAND, REPUBLIC OF | Signature | 07/12/1944 | |
| IRELAND, REPUBLIC OF | Acceptance | 27/04/1945 | |
| JAMAICA | Accession | 18/10/1963 | |
| LEBANON | Signature | 07/12/1944 | |
| LEBANON | Acceptance | 04/06/1945 | |
| LIBERIA | Signature | 07/12/1944 | |
| LIBERIA | Acceptance | 17/03/1945 | |
| LUXEMBOURG | Signature | 09/07/1945 | |
| LUXEMBOURG | Acceptance | 09/07/1945 | |
| MEXICO | Signature | 07/12/1944 | |
| MEXICO | Acceptance | 22/05/1945 | |
| NETHERLANDS THE | Signature | 07/12/1944 | |
| NETHERLANDS THE | Acceptance | 11/01/1945 | |
| NEW ZEALAND | Signature | 07/12/1944 | |
| NEW ZEALAND | Acceptance | 18/04/1945 | |
| NEW ZEALAND | Reservation | 18/04/1945 | |
| NEW ZEALAND | Withdrawal Res. | 29/04/1946 | |
| NEW ZEALAND | Withdrawal Res. | 31/01/1947 | |
| NICARAGUA | Signature | 07/12/1944 | |
| NICARAGUA | Acceptance | 28/12/1945 | |
| NORWAY | Signature | 30/01/1945 | |
| NORWAY | Acceptance | 30/01/1945 | |
| PANAMA | Signature | 14/05/1945 | |
| PANAMA | Acceptance | 18/01/1960 | |
| PARAGUAY | Signature | 27/07/1945 | |
| PARAGUAY | Acceptance | 27/07/1945 | |
| PERU | Signature | 07/12/1944 | |
| PERU | Acceptance | 04/05/1945 | |
| PHILIPPINES | Signature | 07/12/1944 | |
| PHILIPPINES | Acceptance | 22/03/1946 | |
| POLAND | Signature | 07/12/1944 | |
| POLAND | Acceptance | 06/04/1945 | |
| PORTUGAL | Signature | 29/05/1945 | |
| PORTUGAL | Acceptance | 29/05/1945 | |
| SALVADOR | Signature | 09/05/1945 | |
| SALVADOR | Acceptance | 31/05/1945 | |
| SIAM | Acceptance | 06/03/1947 | |
| SOUTH AFRICA | Signature | 04/06/1945 | |
| SOUTH AFRICA | Acceptance | 30/11/1945 | |
| SPAIN | Signature | 07/12/1944 | |
| SPAIN | Acceptance | 30/07/1945 | |
| SWEDEN | Signature | 07/12/1944 | |
| SWEDEN | Acceptance | 09/07/1945 | |
| SWITZERLAND | Signature | 07/12/1944 | |
| SWITZERLAND | Acceptance | 06/07/1945 | |
| SYRIA | Signature | 07/12/1944 | |
| SYRIA | Acceptance | 06/07/1945 | |
| TRANSJORDAN | Accession | 18/03/1947 | |
| TURKEY | Signature | 07/12/1944 | |
| TURKEY | Acceptance | 06/06/1945 | |
| UNITED KINGDOM | Signature | 07/12/1944 | |
| UNITED KINGDOM | Ratification | 31/05/1945 | |
| UNITED KINGDOM | Acceptance | 31/05/1945 | |
| UNITED KINGDOM | Reservation | 31/05/1945 | |
| UNITED KINGDOM | Withdrawal Res. | 30/03/1946 | |
| UNITED KINGDOM | Withdrawal Res. | 10/03/1950 | |
| UNITED STATES OF AMERICA | Signature | 07/12/1944 | |
| UNITED STATES OF AMERICA | Acceptance | 08/02/1945 | |
| URUGUAY | Signature | 07/12/1944 | |
| URUGUAY | Acceptance | 14/01/1954 | |
| VENEZUELA | Signature | 07/12/1944 | |
| VENEZUELA | Acceptance | 28/03/1946 | |