Advice and guidance that the Interim Assessor needs to take account of may also be issued from the Welsh Government Permanent Secretary and Public Bodies Unit, as well as HM Treasury.
Hefyd, gall Ysgrifennydd Parhaol ac Uned Cyrff Cyhoeddus Llywodraeth Cymru, yn ogystal â Thrysorlys EM, roi cyngor ac arweiniad y mae angen i'r Asesydd Interim eu hystyried.