Categories Treaty Air Transport Agreement between the Sultanate of Oman and the Swiss Federal Union اتفاقية النقل الجوي المنتظم بين سلطنة عمان والاتحاد الفيدرالي السويسري Post author By admin Post date February 26, 1992 Unfortunately, the text of this treaty is unavailable. Ratified by Royal Decree 21/92. Tags Civil Aviation, Switzerland ← Convention on the Prohibition of the Development, Production and Stockpiling of Bacteriological (Biological) and Toxin Weapons and on Their Destruction → Office of Deputy Prime Minister for Finance and Economic Affairs: Ministerial Decision 15/92 regarding Forming the Technical Committee for the Inspection of State-Owned Real Estate