It follows therefore, that an information notice can be used in relation to an ongoing enquiry into a tax return or claim or to help the WRA in making a determination or an assessment.
Felly, mae modd defnyddio hysbysiad gwybodaeth yng nghyswllt ymholiad sydd ar y gweill i ffurflen dreth neu hawliad neu i helpu ACC i ddyfarnu neu asesu.