The Act includes a wide range of changes, many of which rely on further consultation and decisions about operational detail before they may be commenced.
Mae ystod eang o newidiadau yn y Ddeddf bydd llawer ohonynt yn ddibynnol ar ragor o ymgynghori ac ar benderfyniadau am y manylion gweithredol cyn y gellir cychwyn y newidiadau hynny.