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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19 May 2021

  • CIS return

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

  • 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.

21 May 2021

  • Intrastat

    Due date for payment of supplementary declarations for April 2021.

22 May 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.

31 May 2021

  • Corporation tax return

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

  • P60 deadline

    Deadline for issuing P60s to employees for 2020/21.

  • Company accounts filing deadline

    Deadline for filing your company tax return is 12 months after your accounting period for corporation tax ends.

01 Jun 2021

  • Corporation tax payment

    Corporation tax payment due for year end 31 August 2020, for those companies not liable to pay their liability by instalments.

  • Advisory fuel rates

    New fuel rates come into force.

07 Jun 2021

  • VAT return

    Due date for April VAT returns unless exempted.

19 Jun 2021

  • CIS return

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

  • 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.

21 Jun 2021

  • Intrastat

    Due date for payment of supplementary declarations for May 2021.

22 Jun 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 Jun 2021

  • Company accounts filing deadline

    Deadline for filing your company tax return is 12 months after your accounting period for corporation tax ends.

  • Corporation tax return

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

  • CT61

    End of CT61 quarterly period.

01 Jul 2021

  • Corporation tax payment

    Corporation tax payment due for year end 30 September 2020, for those companies not liable to pay their liability by instalments.

06 Jul 2021

  • PAYE settlement agreements

    Final date for agreeing any PAYE settlement agreements for 2020/21.

07 Jul 2021

  • VAT return

    Due date for May VAT returns unless exempted.

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