| Country | Action | Action Date | Effective Date |
|---|
| AUSTRIA | Signature | 19/12/1907 | |
| AUSTRIA | Ratification | 13/02/1908 | |
| AUSTRIA-HUNGARY | Signature | 19/12/1907 | |
| AUSTRIA-HUNGARY | Ratification | 13/02/1908 | |
| BELGIUM | Signature | 19/12/1907 | |
| BELGIUM | Ratification | 31/01/1908 | |
| FRANCE | Signature | 19/12/1907 | |
| FRANCE | Ratification | 31/01/1908 | |
| GERMANY | Signature | 19/12/1907 | |
| GERMANY | Ratification | 14/02/1908 | |
| HUNGARY | Signature | 19/12/1907 | |
| HUNGARY | Ratification | 13/02/1908 | |
| ITALY | Signature | 19/12/1907 | |
| ITALY | Ratification | 30/06/1908 | |
| LUXEMBOURG | Signature | 19/12/1907 | |
| LUXEMBOURG | Ratification | 14/02/1908 | |
| NETHERLANDS THE | Signature | 19/12/1907 | |
| NETHERLANDS THE | Ratification | 31/03/1908 | |
| PERU | Signature | 19/12/1907 | |
| PERU | Ratification | 26/03/1908 | |
| RUSSIA | Signature | 19/12/1907 | |
| RUSSIA | Ratification | 14/02/1908 | |
| SWEDEN | Signature | 19/12/1907 | |
| SWEDEN | Ratification | 23/03/1908 | |
| SWITZERLAND | Signature | 19/12/1907 | |
| SWITZERLAND | Ratification | 24/01/1908 | |
| UNITED KINGDOM | Signature | 19/12/1907 | |
| UNITED KINGDOM | Ratification | 14/02/1908 | |