Categories Royal Decree Royal Decree 72/91 Issuing the Social Insurance Law 1991/72 72/1991 91/72 72/91 Post author By admin Post date July 2, 1991 This item was repealed by Royal Decree 52/2023. Arabic Consolidated Text Published in Official Gazette 459 issued on 15 July 1991. ← Ministry of Health: Ministerial Decision 41/91 regarding Medical Examinations for Communicable Diseases for Expatriates to the Sultanate for the Purpose of Work → Royal Decree 75/91 Ratifying the Agreement Between the Government of the Sultanate of Oman and the Government of the Kingdom of the Netherlands for the Avoidance of Double Taxation on Income and Profits Derived from International Air Transport