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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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19 Apr 2021

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

    If you pay by cheque through the post, monthly payments due for PAYE, class 1 NICs and student loan deductions from March 2021.

  • Quarterly postal PAYE/class 1 NICs payment

    Q4 (2019/20) PAYE/NIC payment due where paid by cheque. The cheque must be with HMRC by this date in order to avoid automatic interest charge.

  • CIS return

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

22 Apr 2021

  • Quarterly electronic PAYE/class 1 NICs payment

    Q4 (2019/20) PAYE/NIC payment due in order to avoid an automatic interest charge.

  • 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 Apr 2021

  • Company accounts filing deadline

    Deadline for filing your company tax return is 12 months after your accounting period for corporation tax ends, unless Companies House grants a discretionary three-month extension.

  • Corporation tax return

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

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