The secretariat for the group will be provided by Welsh Governments Budget Improvement team within Welsh Treasury and will be chaired by the Head of Budget Policy and Delivery.
Caiff ysgrifenyddiaeth y grŵp ei darparu gan dîm Gwella'r Gyllideb Llywodraeth Cymru sy'n rhan o Drysorlys Cymru a chaiff ei chadeirio gan Bennaeth Polisi a Chyflawni'r Gyllideb.