Tax and business calendar
Details of compliance and regulatory deadlines.
To see expired deadlines, please use the following link: Expired deadlines
28 Feb 2019
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Company accounts filing deadline
Deadline for filing your company tax return is 12 months after your accounting period for corporation tax ends.
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Corporation tax return
Filing deadline for corporation tax return self-assessment form CT600 for period ended 28 February 2018 to be submitted to HMRC.
01 Mar 2019
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Corporation tax payment
Corporation tax payment due for year end 31 May 2018, for those companies not liable to pay their liability by instalments.
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Advisory fuel rates
New fuel rates come into force.
07 Mar 2019
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VAT return
Due date for January VAT returns unless exempted.
14 Mar 2019
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EC sales list
Deadline for paper monthly or quarterly return filing.
19 Mar 2019
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CIS return
Construction Industry Scheme: monthly return due for period up to 5th of previous month.
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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
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EC sales list
Deadline for online monthly or quarterly return filing.
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Intrastat
Due date for payment of supplementary declarations for February 2019.
22 Mar 2019
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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
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Corporation tax
End of corporation tax financial year.
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Company accounts filing deadline
Deadline for filing your company tax return is 12 months after your accounting period for corporation tax ends.
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Corporation tax return
Filing deadline for corporation tax return self-assessment form CT600 for period ended 31 March 2018 to be submitted to HMRC.
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CT61
End of CT61 quarterly period.
01 Apr 2019
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Corporation tax payment
Corporation tax payment due for year end 30 June 2018, for those companies not liable to pay their liability by instalments.
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Making Tax Digital
MTD for VAT gets under way
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Measure of business rates changes
All future business rates are now determined by the Consumer Prices Index measure of inflation.
06 Apr 2019
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Start of new tax year
Start of new tax year.
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Residence nil-rate band
Residence nil-rate band rises from £125,000 to £150,000.
