UNAT considered the legality and rationality of the Administration’s conclusion that it was not in its interests to retain the Appellant because he did not possess the relevant language skills. UNAT held that it was necessary for the Administration to take into consideration the interests, needs, and operational realities of the Organisation when determining the suitability of staff members for a permanent appointment. UNAT held that there was undoubtedly a rational basis for the denial of a permanent appointment for the Appellant. UNAT noted that irrespective of whether the Appellant was...