If you do not comply with the conditions of a water discount approval, you may need to pay back any tax loss and/or a penalty.
Gallai peidio â chadw at amodau a thelerau’r llythyr dyfarnu grant arwain at ei ganslo a/neu ofyn am yr arian sydd eisoes wedi’i dalu i chi yn ôl, neu leihau’r grant sy’n daladwy.