The on-going management of WRIT will take place through the WRIT Board, with reference to the Service Level Agreement between the Welsh Government and HMRC.
Bydd y broses barhaus o reoli CTIC yn mynd rhagddi drwy Fwrdd CTIC, gan gyfeirio at y cytundeb lefel gwasanaeth rhwng Llywodraeth Cymru a CThEM.