Tax and business calendar
Details of compliance and regulatory deadlines.
01 June 2023
Corporation tax payment
Corporation tax payment due for year end 31 August 2022, for those companies not liable to pay in instalments.
Advisory fuel rates
New fuel rates come into force.
19 June 2023
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, 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 June 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 June 2023
CT61
End of CT61 quarterly period.
Corporation tax return
Filing deadline for corporation tax return self-assessment form CT600 for period ended 30 June 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.
01 July 2023
Corporation tax payment
Corporation tax payment due for year end 30 September 2022, for those companies not liable to pay their liability by instalments.
06 July 2023
PAYE settlement agreements
Final date for agreeing any PAYE settlement agreements for 2022/23.