This official airmail stamp of Umm Al-Qiwain, issued for state use, carries the inscription “On State’s Service.” It features a portrait of the Ruler within an ornate golden frame, symbolizing authority and tradition. To the right, a desert fortress is depicted under a vivid sunset sky, with two birds in flight adding balance to the design. The denomination of 2 Rials appears prominently, with bilingual inscriptions in Arabic and English. Such official service stamps are prized by collectors for their limited circulation and their role in governmental correspondence.