"Dydy'r Bil i Ymadael â'r Undeb Ewropeaidd ddim yn gwneud hynny o gwbl ar ei ffurf bresennol. All Lywodraeth y Deyrnas Unedig ddim disgwyl cefnogaeth y gweinyddiaethau datganoledig ar y sail honno.
“The EU Withdrawal Bill does absolutely none of those things as it is currently drafted and the UK Government cannot expect the support of the devolved administrations on that basis.