The Well-being of Future Generations (Wales) Act (2015) came into force in April 2016 and seeks to improve the social, economic, environmental and cultural wellbeing of Wales.
Daeth Deddf Llesiant Cenedlaethau’r Dyfodol (Cymru) (2015) i rym ym mis Ebrill 2016, a'i nod yw gwella llesiant cymdeithasol, economaidd, amgylcheddol a diwylliannol Cymru.