The Registry is the administrative organ of the Tribunal. Its role is defined by articles 32 to 39 of the Rules of the Tribunal.
Headed by the Registrar, who is assisted by a Deputy Registrar, the Registry provides legal, administrative, financial, library, conference and information services and is composed of an international staff recruited by the Tribunal. The tasks of the Registry include judicial and diplomatic tasks such as assisting the Judges and parties appearing before the Tribunal, as well as maintaining good relations with the host country. The Registry currently employs 34 members of staff of 16 different nationalities. The staff of the Registry are subject to the Tribunal's Staff Rules and Regulations and to Instructions for the Registry.