Categories Ministerial Decision Ministry of Environment and Climate Affairs: Ministerial Decision 18/2012 Issuing the Management Regulation of Climate Affairs 2012/18 18/2012 Post author By admin Post date March 4, 2012 Repealed by MECA Decision 20/2016. Arabic Auto Translate Published in Official Gazette 964 issued on 10 March 2012. Tags Ministry of Environment and Climate Affairs ← Diwan of Royal Court: Decision 2/2012 Determining the Sale Price of the Book of the Set of Legal Principles Issued by the Administrative Court Annually → Central Bank of Oman: Circular BM 1091 Prompt Corrective Action (PCA) Framework