Yn ogystal, mae darpariaethau i hwyluso cyfnewid gwybodaeth rhwng CThEF, talwyr ardrethi ac awdurdodau bilio wedi’u hestyn i Gymru i sicrhau ein bod yn gallu elwa ar wireddu’r amcanion a rennir ar gyfer yRhaglen Digideiddio Ardrethi Busnes. Bydd yn cael ei gweithredu gan CThEF ar draws Cymru a Lloegr, fel y gallwn elwa ar wybodaeth fanylach wrth wneud penderfyniadau polisi, gan gynnwys data treth CThEF, na fyddem fel arall yn gallu cael mynediad atynt.
In addition, provisions to facilitate the exchange of information between HMRC, ratepayers and billing authorities have been extended to Wales to ensure that we are able to benefit from the realisation of shared aims for theDigitalising Business Rates Programme. It will be operated by HMRC across England and Wales, so we are able to benefit from enhanced information when making policy decisions, including HMRC tax data, that we would not otherwise be able to access.