Gwnaeth y ddwy alw ar Lywodraeth y Deyrnas Unedig i anrhydeddu’i haddewid y caiff y ddwy wlad gyllid domestig yn gyfnewid am golli cyllid yr UE, gan bwysleisio hefyd bwysigrwydd cadw’r mynediad at y Farchnad Sengl.
They also called on the UK Government to honour earlier commitments that EU funding would be replaced by domestic funds and emphasised the importance of achieving continued access to the Single Market.