Dates and deadlines
Keep this list by your side
As a business owner, there are scores of dates and deadlines that you have to juggle. Miss one and it could end up costing you.
We’ve put together a special list of all the important dates and deadlines that you can’t afford to miss or forget about. You’ll find everything you need to know from PAYE and tax return deadlines to some one-off dates. It’s all designed to be read at a glance – the ultimate tool for a busy business owner.
07 December 2023
Due date for October VAT returns, unless exempted.
19 December 2023
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, pay PAYE, class 1 NICs, student loan deductions and deductions from payments to subcontractors for the month up to the 5th of this month.
22 December 2023
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 December 2023
Online self-assessment (PAYE)
Deadline for online submission of self-assessment tax returns for tax year ended 5 April 2023 for HMRC to collect tax through PAYE codes, where they owe less than £3,000.
31 December 2023
Corporation tax return
Filing deadline for corporation tax return self-assessment form CT600 for period ended 31 December 2022 to be submitted to HMRC.
Company accounts filing deadline
Deadline for filing your annual accounts is 9 months after your company’s financial year ends.
End of CT61 quarterly period.