Participation in the Conference shall be open to the following:
- Representatives of all States
- Observers from organizations that have received a standing invitation from the General Assembly to participate in conferences in the capacity of observers
- Observers from specialized and related agencies of the United Nations
- Observers from other intergovernmental organs of the United Nations
- Observers from intergovernmental organs in status with UNCTAD
- Observers from non-governmental organizations in status with UNCTAD
- Officials of the United Nations Secretariat
- Other persons invited by the United Nations