Guidance

P9X: Tax codes

Use P9X to find out which PAYE tax codes to change, how to change them and which codes to carry forward ready for the new tax year.

• From: HM Revenue & Customs
• Published: 28 March 2014
• Last updated: 1 February 2024 — See all updates

Documents

P9X(2024) — Tax codes to use from 6 April 2024

Ref: P9X

PDF, 143 KB, 1 page

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P9X(2024) — Tax codes to use from 6 April 2024

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Details

This guidance explains which tax codes employers must change, how to change them and which codes to carry forward ready for the new tax year on 6 April.

Published 28 March 2014
Last updated 1 February 2024 + show all updates

1. 1 February 2024

   The latest version of P9X(2024) — Tax codes to use from 6 April 2024 has been added for both English and Welsh.

2. 17 February 2023

   The 2023 version of the P9X has been uploaded.

3. 1 February 2022

   The latest version of P9X(2022) – Tax codes to use from 6 April 2022 has been added in both English and Welsh.

4. 2 February 2021

   The latest version of P9X(2021) - Tax codes to use from 6 April 2021 has been added in both English and Welsh.

5. 25 February 2020

   The latest version of P9X(2020) - Tax codes to use from 6 April 2020 has been added in both English and Welsh.

6. 5 March 2019

   The latest version of P9X(2019) - Tax codes to use from 6 April 2019 has been added in both English and Welsh.

7. 8 February 2019

   The 2019 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.

8. 22 February 2018

   Scottish Income Tax rates and thresholds have been updated following ratification by the Scottish Parliament.

9. 1 February 2018

   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.

10. 24 February 2017

    Scottish Income Tax rates & thresholds have been updated following ratification by the Scottish Parliament.

11. 6 February 2017

    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.

12. 15 April 2016

    Revised P9X(2016) (Cymraeg) PDF added to the page.

13. 2 February 2016

    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.

14. 11 February 2015

    The 2015 Welsh language version of form P9X is now available.

15. 31 January 2015

    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.

16. 28 March 2014

    First published.