HMRC has appointed an Additional Accounting Officer with the overall responsibility for WRIT who is accountable for the performance of HMRC in establishing and operating Welsh Income Tax powers.
Mae CThEF wedi penodi Swyddog Cyfrifyddu Ychwanegol sydd â chyfrifoldeb cyffredinol am CTIC, ac sy’n atebol am berfformiad CThEF wrth sefydlu a gweithredu pwerau treth incwm Cymru.