"Rydyn ni wedi ymrwymo i roi rhagor o gyfrifoldebau i Gynulliad Cenedlaethol Cymru godi ei chyllid ei hun, a dyna pam y bydd rhagor o bwerau ar dreth incwm yn dilyn y flwyddyn nesaf. Bydd hyn yn rhoi mwy o bwerau i Lywodraeth Cymru lywio economi'r wlad.
“We are committed to giving the National Assembly for Wales more responsibility to raise its own funding and that is why further income tax powers will follow next year. This will give the Welsh Government greater powers to shape their economy.