Dates and Deadlines

Mark your calendars

Keeping track of your annual and monthly deadlines is a task in itself. If you miss anything, you’ll rush through your returns and run the risk of making errors.

This page has all the necessary tax dates for your coming year, giving you one source of information for everything you need to remember. With our help, you’ll never miss another tax return filing deadline.

31 March 2023

  • Corporation tax

    End of corporation tax financial year.

  • CT61

    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.


Just one more step...

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Drop us a message and we’ll set up a meeting – get ready for your business's future.