Daw pendefyniad yr Athro Drakeford i newid trothwy cychwynnol y dreth trafodiadau tir ar ôl i Lywodraeth y DU gyflwyno rhyddhad ar y dreth stamp i brynwyr tro cyntaf yng Nghyllideb yr Hydref fis diwethaf.
Professor Drakeford’s decision to change the starting threshold for land transaction tax follows the UK Government’s introduction of a stamp duty land tax relief for first-time buyers in the Autumn Budget last month.