paragraph 285 in volume 3, chapter 18, The Representation of the Parties
The same principles apply to the representation of States in advisory proceedings. However, the official representative of a State is not designated ‘Agent’ but simply ‘representative’ or ‘Head of delegation’. There is no instance of the representatives of a State taking part in the oral proceedings in an advisory case being designated ‘agent’, not even when the Court, in accordance with Article 68 of the Statute, has …