The related 2018 Act was passed by the National Assembly for Wales on 12 December 2017 and received Royal Assent on 24 January 2018.
Pasiwyd y Ddeddf gysylltiedig gan y Cynulliad Cenedlaethol ar 12 Rhagfyr 2017 a chafodd Gydsyniad Brenhinol ar 24 Ionawr 2018.