Sefydlwyd y Bwrdd Gwella a Sicrwydd (y Bwrdd) ym mis Mawrth 2018 i ddarparu her a chymorth i Gyngor Sir Powys (y Cyngor) mewn perthynas â Gwasanaethau Cymdeithasol (Oedolion a Phlant) a materion corfforaethol er mwyn ymateb i arolygon Arolygiaeth Gofal Cymru yn 2017 (Plant) a 2018 (Oedolion) ac argymhellion adolygiad diagnostig Sean Harriss.
The Improvement and Assurance Board (the Board) was established in March 2018 to provide challenge and support to Powys County Council (the Council) in relation to Social Services (Adults and Children) and corporate matters in order to respond to the Care Inspectorate Wales inspections in 2017 (Children) and 2018 (Adults) and the recommendations from Sean Harriss’ diagnostic review.