| 24 October 1936 |
29 March 1939 |
Convention on Minimum Requirement of Professional Capacity for Masters and Officers on Board Merchant Vessels (ILO No.53) |
| 29 June 1946 |
14 July 1951 |
Convention concerning the Certification of Able Seamen (ILO No. 74) |
| 12 May 1954 |
26 July 1958 |
International Convention for the Prevention of Pollution of the Sea by Oil |
| 17 June 1960 |
26 May 1965 |
International Convention for the Safety of Life at Sea, 1960 |
| 10 July 1964 |
1 January 1966 |
Constitution of the Universal Postal Union [with Final Protocol, General Regulations and Final Protocol thereto] |
| 29 November 1969 |
6 May 1975 |
International Convention relating to Intervention on the High Seas in Cases of Oil Pollution Casualties |