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 ← Agreement between the Government of the Sultanate of Oman and the Government of the United Republic of Tanzania for the Avoidance of Double Taxation on Income Derived from International Air Transport → 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