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Tax and business calendar

Details of compliance and regulatory deadlines.

To see expired deadlines, please use the following link: Expired deadlines

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21 Mar 2024

  • Intrastat

    Due date for payment of supplementary declarations for February 2024.

22 Mar 2024

  • Monthly electronic PAYE/class 1 NICs/student loan payment

    If paying electronically, pay PAYE, class 1 NICs, student loan deductions and deductions from payments to subcontractors for the month up to the 5th of this month.

31 Mar 2024

  • Corporation tax

    End of corporation tax financial year.

  • CT61

    End of CT61 quarterly period.

  • Corporation tax return

    Filing deadline for corporation tax return self-assessment form CT600 for period ended 31 March 2023 to be submitted to HMRC.

  • Company accounts filing deadline

    Check your company's financial year-end. The deadline for both filing your annual accounts and paying your corporation tax bill is usually 9 months after the end of your company's financial year, while your corporation tax return is due 12 months after the end of the accounting period it covers.

01 Apr 2024

  • Corporation tax payment

    Corporation tax payment due for year end 30 June 2023, for those companies not liable to pay their liability by installments.

05 Apr 2024

  • P46 (car) electronic

    Quarter to 5 April 2024.

  • National Insurance Deadline

    Normal deadline to pay voluntary Class 2 or Class 3 NI for 2017/18.

  • Tax Year Ends

    2023/24 tax year ends.

06 Apr 2024

  • New Tax Year

    2024/25 tax year begins.

07 Apr 2024

  • VAT return submission and payment (online)

    Month-end or quarter 28 February 2024

14 Apr 2024

  • CT61

    Return and payment for quarter ended 31 March.

19 Apr 2024

  • PAYE, NIC and CIS payment (postal)

    Quarter-end 5 April 2024.

22 Apr 2024

  • PAYE, NIC and CIS payment (electronic)

    Quarter-end 5 April 2024.

30 Apr 2024

  • Plastic Packaging Tax

    Return and payment quarter-end 31 March.

  • Corporation Tax returns

    30 April 2023 year ends.

  • Annual Tax on Enveloped Dwellings

    Return and payment (or relief declaration) for properties within the scope of ATED on 1 April.

  • Non-resident landlord scheme

    Payment of tax for the quarter ended 31 March 2024.

  • Inheritance Tax

    Payment of IHT on lifetime transfers between 6 April and 30 September 2023.

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Expired deadlines

Details of expired compliance and regulatory deadlines.