Fel rheoleiddiwr annibynnol y gweithlu addysg, mae'n ofynnol i Gyngor y Gweithlu Addysg gyfrannu at wella safonau addysgu ac ansawdd dysgu yng Nghymru. Mae hefyd yn ofynnol iddynt gynnal a gwella safonau ymddygiad proffesiynol yn y gweithlu.
As the independent regulator for the education workforce, the Education Workforce Council (EWC) is required to contribute to improving standards of teaching and the quality of learning in Wales. They are also required to maintain and improve standards of professional conduct in the workforce.