Each subgroup provides advice with regards to their individual areas and there is an expectation that subgroups will proactively draw on the expertise available within TAG and TAC in doing so.
Mae pob is-grŵp yn rhoi cyngor ar eu meysydd unigol a disgwylir y bydd is-grwpiau'n defnyddio'n rhagweithiol yr arbenigedd sydd ar gael o fewn TAG a TAC wrth wneud hynny.