We’ve developed it over time to be able to grow our ability to manage tax risk (risk areas we’ve identified where taxpayers have got their taxes wrong).
Rydym wedi'i ddatblygu dros amser er mwyn gallu cynyddu ein gallu i reoli risg treth (meysydd risg rydym wedi'u nodi lle mae trethdalwyr wedi cael eu trethi'n anghywir).