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 Aug 2016

  • Corporation tax return

    Filing deadline for corporation tax return self-assessment form CT600 for period ended 31 August 2016 to be submitted to HMRC.

  • Company accounts filing deadline

    Deadline for filing your company tax return is 12 months after your accounting period for Corporation Tax ends

01 Sep 2016

  • Auto-enrolment staging dates

    Auto-enrolment staging date for employers with fewer than 30 employees with the last 2 characters in their PAYE reference numbers N1-N9 or NA-NZ

  • Advisory fuel rates

    New fuel rates come into force.

07 Sep 2016

  • VAT return

    Due date for July VAT returns unless exempted.

14 Sep 2016

  • EC sales list

    Deadline for paper monthly or quarterly return filing.

19 Sep 2016

  • CIS return date

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

  • Postal monthly PAYE/NIC/student loan

    If paying by cheque, HMRC must have received a cheque by this date. Pay PAYE, NICs, student loan deductions and deductions from payments to subcontractors for the month up to the 5th of this month.

21 Sep 2016

  • EC sales list

    Deadline for online monthly or quarterly return filing.

  • Intrastat

    Due date for payment of supplementary declarations for August 2015.

22 Sep 2016

  • Electronic monthly PAYE/NIC/student loan payment

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

30 Sep 2016

  • CT61

    End of CT 61 quarterly period.

  • 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 September 2016 to be submitted to HMRC.

01 Oct 2016

  • Auto-enrolment staging dates

    Auto-enrolment staging date for employers with fewer than 30 employees with the last 2 characters in their PAYE reference numbers 38-46, 7A-7Z, O1-O9 or OA-OZ

  • Insurance premium tax

    This increases from 9.5% to 10%.

05 Oct 2016

  • Income Tax & Capital Gains

    Deadline to notify chargeability for Income Tax/Capital Gains Tax for 2015/16.

07 Oct 2016

  • VAT return

    Due date for August VAT returns unless exempted.

14 Oct 2016

  • EC sales list

    Deadline for paper monthly or quarterly return filing.

  • CT61 payment

    Due date for income tax for the CT61 period to 30 September 2015.

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