The Welsh Government can also borrow to invest in infrastructure, with the initial £500 million ceiling under the Wales Act 2014 doubled to £1 billion under the Wales Act 2017.
Gall Llywodraeth Cymru fenthyca hefyd i fuddsoddi mewn seilwaith gyda'r terfyn uchaf cychwynnol o £500m o dan Ddeddf Cymru 2014 yn cael ei ddyblu i £1bn o dan Ddeddf Cymru 2017.