I certify that I have audited the Welsh Revenue Authority’s Tax Statement for the year ended 31 March 2023 under the Tax Collection and Management (Wales) Act 2016.
Rwy'n ardystio fy mod wedi archwilio Datganiad Treth Awdurdod Cyllid Cymru am y flwyddyn a ddaeth i ben ar 31 Mawrth 2023 o dan Ddeddf Casglu a Rheoli Trethi (Cymru) 2016.