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 Mar 2019

  • 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 2019.

21 Mar 2019

  • Intrastat

    Due date for payment of supplementary declarations for February 2019.

  • EC sales list

    Deadline for online monthly or quarterly return filing.

22 Mar 2019

  • 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 2019

  • 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 2018 to be submitted to HMRC.

  • CT61

    End of CT61 quarterly period.

01 Apr 2019

  • Corporation tax payment

    Corporation tax payment due for year end 30 June 2018, for those companies not liable to pay their liability by instalments.

  • Making Tax Digital

    MTD for VAT gets under way

  • Measure of business rates changes

    All future business rates are now determined by the Consumer Prices Index measure of inflation.

06 Apr 2019

  • Start of new tax year

    Start of new tax year.

  • Capital gains tax allowances

    Capital gains tax annual allowance for individuals increases to £12,000; and to £6,000 for trustees.

  • Residence nil-rate band

    Residence nil-rate band rises from £125,000 to £150,000.

  • Marriage allowance

    Marriage allowance rises to £1,190.

  • Car benefit multiplier

    Car benefit multiplier rises to £24,100.

  • Higher-rate threshold

    Higher-rate income tax threshold increases in England, Wales and Northern Ireland from £46,350 to £50,000.

  • Company van benefit

    Company van benefit rises £3,430.

  • Personal allowance

    Personal allowance increases from £11,850 to £12,500 throughout the UK.

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Details of expired compliance and regulatory deadlines.