Compliance dates and deadlines
31 Oct 2023
Corporation tax return
Filing deadline for corporation tax return self-assessment form CT600 for period ended 31 October 2022 to be submitted to HMRC.
31 Oct 2023
Company accounts filing deadline
Deadline for filing your annual accounts is 9 months after your company's financial year ends.
31 Oct 2023
Paper deadline for self-assessment
Deadline for paper submission of self-assessment tax return for tax year ended 5 April 2023.
01 Nov 2023
Corporation tax payment
Corporation tax payment due for year end 31 January 2023, for those companies not liable to pay their liability by instalments.
07 Nov 2023
VAT return
Due date for September VAT returns unless exempted.
19 Nov 2023
CIS return
Construction Industry Scheme: monthly return due for period up to 5th of previous month.
19 Nov 2023
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 Nov 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.
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