This would include, for example, the NHS Wales Joint Commissioning Committee, which is a joint committee of the 7 health boards acting collectively on their behalf.
Byddai hyn yn cynnwys, er enghraifft, Cyd-bwyllgor Comisiynu GIG Cymru sy’n gyd-bwyllgor o’r saith bwrdd iechyd sy’n gweithredu ar y cyd ar eu rhan.