Cyfarwyddyd

P9X: Codau treth i’w defnyddio o 6 Ebrill 2018

Defnyddiwch i ddarganfod y codau treth TWE i'w newid, sut i'w newid a pha godau i'w cario ymlaen i'r flwyddyn dreth newydd.

Dogfennau

Manylion

Y codau treth y mae’n rhaid i gyflogwyr eu newid, sut i’w newid a pha godau i’w cario ymlaen i’r flwyddyn dreth newydd ar 6 Ebrill.

Published 28 Mawrth 2014
Last updated 22 Chwefror 2018 + show all updates
  1. Scottish Income Tax rates and thresholds have been updated following ratification by the Scottish Parliament.
  2. The 2018 version of P9X (English and Welsh) are now available for employers which confirms the tax codes to change and which to carry forward for the new tax year on 6 April.
  3. Scottish Income Tax rates & thresholds have been updated following ratification by the Scottish Parliament.
  4. The 2017 version of form P9X (English and Welsh) is now available for employers which confirms the tax codes to change and which to carry forward for the new tax year on 6 April.
  5. Revised P9X(2016) (Cymraeg) PDF added to the page.
  6. The 2016 version of form P9X (English and Welsh) is now available for employers which confirms the tax codes to change and which to carry forward for the new tax year on 6 April.
  7. The 2015 Welsh language version of form P9X is now available.
  8. The 2015 English language version of form P9X is now available for employers which confirms the tax codes to change and which to carry forward for the new tax year on 6 April.
  9. First published.