Welsh Ministers have a distinctive role under the Act as their duty to set well-being objectives is triggered every 5 years by the Senedd Cymru election.
Mae gan Weinidogion Cymru rôl benodol o dan y Ddeddf gan fod eu dyletswydd i bennu amcanion llesiant yn cael ei sbarduno bob 5 mlynedd gan etholiad Senedd Cymru.