Mae achosion o ddyledion treth gyngor wedi cynyddu yn sgil penderfyniad Llywodraeth y DU i ddileu budd-dal y dreth gyngor ym mis Ebrill 2013. Er mwyn lleddfu effaith y penderfyniad hwn, datblygodd Llywodraeth Cymru gynllun newydd mewn partneriaeth ag awdurdodau lleol, sef Cynllun Gostyngiadau’r Dreth Gyngor.
Cases of council tax debt have increased following the UK government’s decision to abolish council tax benefit in April 2013. In Wales, to mitigate the impact of this decision, the Welsh Government in partnership with local authorities, developed a national Council Tax Reduction Scheme (CTRS).