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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 Feb 2018

  • 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 January 2018.

  • CIS return

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

21 Feb 2018

  • EC sales list

    Deadline for online monthly or quarterly return filing.

  • Intrastat

    Due date for payment of supplementary declarations for January 2018.

22 Feb 2018

  • 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.

28 Feb 2018

  • 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 28 February 2017 to be submitted to HMRC.

01 Mar 2018

  • Advisory fuel rates

    New fuel rates come into force.

  • Corporation tax payment

    Corporation tax payment due for year end 31 May 2017, for those companies not liable to pay their liability by instalments.

07 Mar 2018

  • VAT return

    Due date for January VAT returns unless exempted.

14 Mar 2018

  • EC sales list

    Deadline for paper monthly or quarterly return filing.

19 Mar 2018

  • 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, monthly payments due for PAYE, class 1 NICs and student loan deductions from February 2018.

21 Mar 2018

  • Intrastat

    Due date for payment of supplementary declarations for February 2018.

  • EC sales list

    Deadline for online monthly or quarterly return filing.

22 Mar 2018

  • 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 2018

  • CT61

    End of CT61 quarterly period.

  • Corporation tax

    End of corporation tax financial year.

  • 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 31 March 2017 to be submitted to HMRC.

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