This provides us with greater learning and knowledge, which in turn should lead to more effective solutions in helping people get their taxes right first time.
Defnyddiwyd y wybodaeth hon gennym i reoli risgiau treth, i wella ymwybyddiaeth, ac i ddarparu addysg er mwyn helpu pobl i gael pethau'n iawn y tro cyntaf ac i atal gwallau.