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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31 Oct 2021

  • Corporation tax return

    Filing deadline for corporation tax return self-assessment form CT600 for period ended 31 October 2020 to be submitted to HMRC.

  • Paper deadline for self-assessment

    Deadline for paper submission of self-assessment tax return for tax year ended 5 April 2020.

  • Company accounts filing deadline

    Deadline for filing your annual accounts is 9 months after your company's financial year ends.

01 Nov 2021

  • Corporation tax payment

    Corporation tax payment due for year end 31 January 2021, for those companies not liable to pay their liability by instalments.

07 Nov 2021

  • VAT return

    Due date for September VAT returns unless exempted.

19 Nov 2021

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

    If you pay by cheque through the post, pay PAYE, class 1 NICs, student loan deductions and deductions from payments to subcontractors for the month up to the 5th of this month.

  • CIS return

    Construction Industry Scheme: monthly return due for period up to 5th of previous month.

21 Nov 2021

  • Intrastat

    Due date for payment of supplementary declarations for October 2021.

22 Nov 2021

  • 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.

30 Nov 2021

  • Corporation tax return

    Filing deadline for corporation tax return self-assessment form CT600 for period ended 30 November 2020 to be submitted to HMRC.

  • Company accounts filing deadline

    Deadline for filing your annual accounts is 9 months after your company's financial year ends.

01 Dec 2021

  • Advisory fuel rates

    New fuel rates come into force.

  • Corporation tax payment

    Corporation tax payment due for year end 28 February 2021, for those companies not liable to pay their liability by instalments.

07 Dec 2021

  • VAT return

    Due date for October VAT returns, unless exempted.

19 Dec 2021

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

    If you pay by cheque through the post, pay PAYE, class 1 NICs, student loan deductions and deductions from payments to subcontractors for the month up to the 5th of this month.

  • CIS return

    Construction Industry Scheme: monthly return due for period up to 5th of previous month.

21 Dec 2021

  • Intrastat

    Due date for payment of supplementary declarations for November 2021.

22 Dec 2021

  • 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.

30 Dec 2021

  • Online self-assessment (PAYE)

    Deadline for online submission of self-assessment tax returns for tax year ended 5 April 2020 for HMRC to collect tax through PAYE codes, where they owe less than £3,000.

31 Dec 2021

  • Corporation tax return

    Filing deadline for corporation tax return self-assessment form CT600 for period ended 31 December 2020 to be submitted to HMRC.

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Details of expired compliance and regulatory deadlines.