Dates and Deadlines

Counting the days

Our comprehensive list of important dates and deadlines throughout the tax year can help you keep track of your returns.

With our online tax calendar, you will be able to stay on top of your essential filing dates with HMRC.

19 December 2025

  • CIS Return

    Payments made to subcontractors in the month to 5 December 2025.

  • PAYE, NIC and CIS Payment (postal)

    Month-end 5 December 2025.

22 December 2025

  • PAYE, NIC and CIS Payment (electronic)

    Month-end 5 December 2025.

30 December 2025

  • Self Assessment

    Payment of 2024/25 tax via PAYE coding out online return submission.

31 December 2025

  • Corporation Tax Returns

    31 December 2024 year ends.

designing and building solutions for you and your family.

Get in touch to find out how we can help you solve your financial challenges.

ICAEW logo
ACCA logo
ICAEW logo