If a provider remains unsatisfied about the response given by a relevant authority to their representations, then that provider may seek the involvement of the WPRU.
Os yw darparwr yn parhau i fod yn anfodlon a’r ymateb a roddodd awdurdod perthnasol i’w sylwadau, gall y darparwr hwnnw ofyn am fewnbwn Uned Adolygu Caffael Cymru.