For more advice please visit: www.gov.uk/support-for-mortgage-interest​​​​​​​ ​ ​​​​​​​​​​​External link opens in a new window ​ ​
I gael mwy o gyngor, ewch i www.gov.uk/support-for-mortgage-interest​​​​​​​​​​​​​ ​ ​​​​​​​D​olen allanol yn agor mewn ffenest newydd ​