That makes it difficult for the devolved administrations to positively influence the process, but we are still committed to working for the best deal for Wales.
Mae hynny’n ei gwneud yn anodd i’r gweinyddiaethau datganoledig ddylanwadu’n gadarnhaol ar y broses, ond rydyn ni’n benderfynol o hyd i sicrhau’r fargen orau i Gymru.