Dates and deadlines
31 March 2023
End of corporation tax financial year.
End of CT61 quarterly period.
Corporation tax return
Filing deadline for corporation tax return self-assessment form CT600 for period ended 31 March 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 April 2023
Corporation tax payment
Corporation tax payment due for year ending 30 June 2022
National Living Wage increase
National Living Wage will increase to £10.42 an hour for over 23s.
06 April 2023
Start of tax year 2023/24
Start of the new tax year.
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