During the year, the WRA managed record levels of tax and processed its highest number of tax returns to date, totalling more than 68,800.
Yn ystod y flwyddyn, rheolodd ACC y lefelau uchaf erioed o dreth a phrosesodd ei nifer mwyaf o ffurflenni treth hyd yma, sef cyfanswm o fwy na 68,800.