The Office of Internal Oversight Services (OIOS) conducted an audit of the language services provided by the Conference and Language Services Section (CLSS) at the International Criminal Tribunal for the former Yugoslavia (ICTY). The CLSS provides language services, including translation and interpretation, to the various organs of the ICTY, including Chambers, Registry, Office of the Prosecutor, and the Defense. This audit adresses the various components and challanges of the CLSS.