Dates and deadlines

Don’t be late

Running against the clock is no easy feat, especially when you have bills to pay and tax returns to send. Well, why not make the most of our accessible calendar of important tax dates and deadlines? Don’t let your self-assessment submission pass you by.

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.

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