UNAT considered an appeal limited to the Appellant’s claim that UNDT erred in awarding costs against him. UNAT noted that the jurisdiction of a tribunal to award costs is narrowly restricted to instances where a party has manifestly abused the proceedings. UNAT found that UNDT gave no reasons for its determination that the Appellant had manifestly abused the proceedings, cited no evidence establishing that his application was frivolous or vexatious, or that he had deliberately delayed the proceedings, or had disobeyed an order of UNDT or had, in any other way, abused UNDT’s proceedings. UNAT...