Mae sawl elfen o’r system ardrethi annomestig yn gweithio ar sail debyg ar draws Cymru a Lloegr, ac mae llawer o fusnesau’n gweithredu ar y ddwy ochr i’r ffin. Mae rhai o amcanion Llywodraeth Cymru, o ran polisi a deddfwriaeth, yn cyd-fynd â rhai Llywodraeth y DU. Mae busnesau a thalwyr ardrethi eraill yng Nghymru yn elwa ar ddull gweithredu cyson a thirwedd debyg o ryddhadau ardrethi annomestig, wedi’u teilwra i adlewyrchu ein sylfaen drethu unigryw.
Several elements of the NDR system work on a similar basis across Wales and England, and many businesses operate on both sides of the border. Some of the Welsh Government’s policy and legislative aims align to those of the UK Government. Businesses and other ratepayers in Wales benefit from a consistent operational approach and a similar landscape of NDR reliefs, tailored to reflect our unique tax-base.