Categories Ministerial Decision Royal Oman Police: Decision on the System of Mechanical Vehicle Lighting and Roadwork Post author By admin Post date October 15, 1983 Arabic Auto Translate Published in Official Gazette 274 issued on 15 October 1983. Tags Royal Oman Police ← Ministry of Housing Affairs and Municipalities: Ministerial Decision 27/83 regarding the Collection of a 3% Fee on Tenancy Agreements → Ministry of Education and Youth Affairs: Ministerial Decision 59/83 Founding the Oman Hockey Association and Adopting Its Basic System