| Entry into force: | 26 October 1939. |
| Registration: | 26 October 1939, No. 46481. |
|
|
| Belgium | (Nov 27th, 1937) |
| Brazil | (Jul 2nd, 1938) |
| Canada | (Sep 27th, 1938) |
| China 2 | (Oct 21st, 1937) |
| Colombia | (Apr 11th, 1944) |
| Egypt | (Jan 29th, 1940) |
| France | (Jan 16th, 1940) |
| Same reservation as for the Convention. | |
| Greece | (Feb 16th, 1938) |
| Guatemala | (Aug 2nd, 1938 a) |
| Haiti | (Nov 30th, 1938 a) |
| India | (Aug 4th, 1937) |
| Romania | (Jun 28th, 1938) |
| Turkey | (Jul 28th, 1939 a) |
United Kingdom of Great Britain and Northern
Ireland | Bulgaria | Cuba | Czechoslovakia3 | Denmark | Ecuador | Estonia | Honduras | Hungary | Monaco | Panama | Poland | Portugal | Spain | Union of Soviet Socialist Republics | Uruguay | Venezuela | |
| Participant | Ratification, Succession (d) |
| Czech Republic3 | 30 Dec 1993 d |
| Spain4 | 5 Jun 1970 |
|
|
1. See League of Nations, Treaty Series, vol.198, p.299.
2. See note concerning signatures, ratifications, accessions, etc. on behalf of China (note 4 in chapter I.1).
3. See note 11 in chapter I.2.
4. See note 4 in chapter VI.11.
5. A notification of denunciation by the Government of Pakistan was received by the Secretary-General on 9 July 1965. It should be noted, however, that the Government of Pakistan, not having previously notified its succession to the Convention, was not, under the international practice to which the Secretary-General adheres to as the depositary of multilateral treaties, considered at that time as a party to the Convention.