Categories Treaty Agreement Establishing the Gulf Accreditation Centre اتفاقية إنشاء مركز الاعتماد الخليجي Post author By admin Post date August 16, 2021 Arabic Ratified by Royal Decree 55/2021. ← Ministry of Transport, Communications, and Information Technology: Ministerial Decision 114/2021 Amending Some Provisions of the Executive Regulation of the Land Transportation Law → Royal Decree 57/2021 Promulgating the System of the Oman Investment Authority