Observer governments
- Afghanistan
- Algeria
- Andorra
- Azerbaijan
- Bahama Islands
- Belarus Republic
- Bhutan
- Bosnia and Herzegovina
- Comoros
- Equatorial Guinea
- Ethiopia
- Holy See (Vatican)
- Iran
- Iraq
- Republic of Kazakhstan
- Laos
- Lebanon
- Libya
- Liberian Republic
- San-Tome and Principe Island
- Serbia
- Seychelles
- Syrian Arabian Republic
- Sudan
- Uzbekistan
- Yemen