| The Republic of Singapore |
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| The Republic of Afghanistan |
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| The Democratic and Popular Republic of Algeria |
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| The Commonwealth of Australia |
| | Australia and all external territories for the international affairs of which Australia is responsible |
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| The Commonwealth of the Bahamas |
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| People’s Republic of Bangladesh |
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| The People’s Republic of Benin |
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| The Federative Republic of Brazil |
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| The People’s Republic of Bulgaria |
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| The Socialist Republic of the Union of Burma |
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| The Byelorussian Soviet Socialist Republic |
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| The United Republic of Cameroon |
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| | | 8th September 1947 (except for the Province of Newfoundland) 5th July 1939 (for Newfoundland) |
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| The People’s Republic of China |
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| The People’s Republic of the Congo |
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| | The Territory of the Republic of Cyprus |
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| The Czechoslovak Socialist Republic |
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| | Denmark and the Faroe Islands |
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| The Arab Republic of Egypt |
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| The Republic of El Salvador |
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| | France and all Overseas Departments and Territories subject to the sovereignty or authority of the French Republic |
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| The Republic of the Gambia |
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| The Federal Republic of Germany |
| | Federal Republic of Germany and Berlin (West) |
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| The German Democratic Republic |
| | German Democratic Republic and Berlin (East) |
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| The Republic of Guatemala |
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| The Hungarian People’s Republic |
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| The Republic of Indonesia |
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| | The territory of the Republic of Ireland |
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| The Republic of the Ivory Coast |
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| The Hashemite Kingdom of Jordan |
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| Democratic People’s Republic of Korea |
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| Lao People’s Democratic Republic |
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| The Libyan Arab Jamahiriya |
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| The Principality of Liechtenstein |
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| The Grand Duchy of Luxembourg |
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| The Democratic Republic of Madagascar |
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| | 2nd October 1936 (except for Malacca and Penang) 3rd March 1935 (for Malacca and Penang) |
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| The Islamic Republic of Mauritania |
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| The United States of Mexico |
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| The Mongolian People’s Republic |
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| The Kingdom of the Netherlands |
| | The Netherlands and all territories subject to the sovereignty or authority of the Kingdom of the Netherlands |
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| | New Zealand (including the Cook Islands and the Tokelau Islands) |
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| The Federal Republic of Nigeria |
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| | Norway and all territories subject to the sovereignty or authority of the Kingdom of Norway |
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| The Islamic Republic of Pakistan |
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| The Independent State of Papua New Guinea |
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| The Republic of the Philippines |
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| The Polish People’s Republic |
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| | Portugal and all territories (including overseas provinces) subject to the sovereignty or authority of the Portuguese Republic |
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| The Socialist Republic of Romania |
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| The Kingdom of Saudi Arabia |
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| The Republic of Seychelles |
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| The Republic of Sierra Leone |
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| The Republic of South Africa |
| | The Republic of South Africa and the territory of South-West Africa |
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| | Spain and all territories (including Spanish possessions in Africa) subject to the sovereignty or authority of the Spanish State |
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| The Republic of Sri Lanka |
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| The Democratic Republic of the Sudan |
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| The United Republic of Tanzania |
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| The Republic of Trinidad and Tobago |
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| The Ukrainian Soviet Socialist Republic |
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| The Union of Soviet Socialist Republics |
| | All territories comprised within the Soviet Socialist Republics |
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| The United States of America |
| | The United States of America and all territories subject to the sovereignty or authority of the United States of America |
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| The United Kingdom of Great Britain and Northern Ireland |
| | The United Kingdom of Great Britain and Northern Ireland |
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| | British Antarctic Territory |
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| | Cyprus (the Sovereign Base Areas of Akrotiri and Dhekelia) |
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| | Falkland Islands and Dependencies |
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| The Republic of Upper Volta |
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| The Republic of Venezuela |
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| The Socialist Republic of Viet-Nam |
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| The Independent State of Western Samoa |
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| The Socialist Federal Republic of Yugoslavia |
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