All member states in yellow have been assigned.
| Member State | LEGAL | POLSEC | SOCHUM | HSC X946 | HSC X976 | SC | HRC | MIN | MAX |
| Albania | X | X | X | X | 4 | 8 | |||
| Algeria | X | X | X | X | 4 | 7 | |||
| Argentina | X | X | X | X | 4 | 7 | |||
| Australia | X | X | X | X | X | 5 | 9 | ||
| Bangladesh | X | X | X | 3 | 6 | ||||
| Belgium | X | X | X | X | X | 5 | 9 | ||
| Benin | X | X | X | X | 4 | 8 | |||
| Bolivia (Plurinational State of) | X | X | X | 3 | 6 | ||||
| Botswana | X | X | X | 3 | 6 | ||||
| Brazil | X | X | X | X | X | 5 | 9 | ||
| Burundi | X | X | X | X | 4 | 8 | |||
| Cambodia | X | X | X | X | 4 | 7 | |||
| Canada | X | X | X | X | 4 | 8 | |||
| Chile | X | X | X | X | 4 | 8 | |||
| China | X | X | X | X | X | X | X | 7 | XX |
| Cuba | X | X | X | X | X | 5 | 9 | ||
| Cyprus | X | X | X | X | 4 | 7 | |||
| Czechia | X | X | X | 3 | 6 | ||||
| Côte d’Ivoire | X | X | X | 3 | 6 | ||||
| Democratic Republic of the Congo | X | X | X | X | 4 | 8 | |||
| Democratic People's Republic of Korea (North Korea) | X | 0 | X | X | 4 | 8 | |||
| Denmark | X | X | X | X | 4 | 7 | |||
| Egypt | X | X | X | X | 4 | 7 | |||
| El Salvador | X | X | X | X | 4 | 7 | |||
| Ethiopia | X | X | X | X | X | 5 | 9 | ||
| France | X | X | X | X | X | X | X | 7 | XX |
| Gambia | X | X | X | X | 4 | 8 | |||
| Georgia | X | X | X | X | 4 | 8 | |||
| Germany (X)/ East Germany (XX) | X | X | X | X | 5 | 8 | |||
| The Hellenic Republic (Greece) | X | X | X | X | X | 5 | 8 | ||
| Guatemala | X | X | 0 | X | 4 | 7 | |||
| Guyana | X | X | X | X | 3 | 6 | |||
| Iceland | X | X | X | X | 4 | 8 | |||
| India | X | X | X | 3 | 6 | ||||
| Indonesia | X | X | X | X | 4 | 8 | |||
| Israel | X | X | X | X | X | 5 | 9 | ||
| Italy | X | X | X | X | 4 | 7 | |||
| Japan | X | X | X | X | X | 5 | 9 | ||
| Jordan | X | X | X | 3 | 6 | ||||
| Kenya | X | X | X | X | 3 | 6 | |||
| Kuwait | 0 | X | X | X | 4 | 8 | |||
| Libya | X | X | X | X | 4 | 7 | |||
| Maldives | X | X | X | 3 | 6 | ||||
| Mexico | X | X | X | X | X | 5 | 9 | ||
| Morocco | X | X | X | X | 3 | 6 | |||
| Netherlands (Kingdom of the) | X | X | X | X | 4 | 7 | |||
| Nigeria | X | X | X | X | 4 | 7 | |||
| North Macedonia | X | X | X | 3 | 6 | ||||
| Pakistan | X | X | X | X | X | 5 | 8 | ||
| Palestine | X | X | X | X | X | 5 | 9 | ||
| Panama | X | X | X | X | 4 | 7 | |||
| Philippines | X | X | X | X | 4 | 7 | |||
| Poland | X | X | X | X | 4 | 7 | |||
| Republic of Korea | X | X | X | X | X | 5 | 9 | ||
| Romania | X | X | X | 3 | 6 | ||||
| Russia(X)/Soviet Union(XX) | X | X | X | X | X | X | X | 7 | XX |
| Saudi Arabia | X | X | X | X | X | 5 | 9 | ||
| South Africa | X | X | X | X | X | 5 | 9 | ||
| Spain | X | X | X | 3 | 6 | ||||
| Somalia | X | X | X | X | 4 | 8 | |||
| Sweden | X | X | X | X | 4 | 7 | |||
| Switzerland | X | X | X | 3 | 6 | ||||
| Tanzania | 0 | 0 | X | X | 4 | 7 | |||
| Thailand | X | X | X | 3 | 6 | ||||
| Turkiye | X | X | X | X | 4 | 7 | |||
| UK | X | X | X | X | X | X | 6 | 9 | |
| Ukraine | X | X | X | X | X | 5 | 9 | ||
| USA | X | X | X | X | X | X | X | 7 | XX |
| Venezuela | X | X | X | X | 4 | 8 | |||
| Vietnam | X | X | X | X | 4 | 7 | |||
| Yemen | X | X | X | 3 | 6 |
