Bydd Cyllideb Llywodraeth Cymru y tu hwnt i gyfnod yr Adolygiad o Wariant presennol yn dibynnu ar ganlyniad yr Adolygiad o Wariant a gynhelir y flwyddyn nesaf. Serch hynny, ar sail Datganiad y Canghellor, gallwn ddisgwyl rhagor o gyni. Er mwyn dileu’r diffyg ariannol, mae’r Canghellor wedi dweud y bydd toriadau go iawn yng ngwariant y DU ar wasanaethau cyhoeddus, a hynny’n parhau ym mlwyddyn ariannol 2017/18.
The Welsh Government's Budget beyond the current Spending Review period will depend on the outcome of next year's Spending Review.  However, on the basis of the Chancellor’s Statement, the outlook is for further austerity.  To eliminate the deficit the Chancellor has said that there will be real cuts in UK spending on public services extending into 2017/18.