Against this backdrop of interest in improving the NDR system, Alma Economics was commissioned by the Welsh Government to review NDR reliefs in Wales.
Yn erbyn y cefndir hwn o ddiddordeb mewn gwella'r system ardrethi annomestig, comisiynwyd Alma Economics gan Lywodraeth Cymru i adolygu rhyddhadau ardrethi annomestig yng Nghymru.