The Health and Social Care (Quality and Engagement) (Wales) Act 2020 which provided the legal framework for, among other things, the establishment of Llais and the Duty of Quality.
Deddf Iechyd a Gofal Cymdeithasol (Ansawdd ac Ymgysylltu) (Cymru) 2020, a gynigiodd fframwaith cyfreithiol ar gyfer sefydlu Llais a’r Ddyletswydd Ansawdd, ymhlith pethau eraill.