UNAT was persuaded for reasons of equity and good faith by the Appellant’s arguments rather than those put forward by the Secretary-General, although it did not accept the entirety of the Appellant’s arguments on the discontinuation issue. UNAT held that in failing to give due consideration to the arguments raised by the Appellant regarding the years 1989 to 1997, UNDT erred in law in retroactively applying former Staff Rule 104. 3 set forth in ST/SGB/2003/1 to the entirety of his service. UNAT held that the Appellant was entitled to rely on the statutory provisions in force when he last...