Company accounts filing deadline
Deadline for filing your financial statements/accounts with Companies House is 9 months after the period end.
Corporation tax return
Filing deadline for corporation tax return self-assessment form CT600 for period ended 31 December 2016 to be submitted to HMRC.
CT61
End of CT61 quarterly period.
Company accounts filing deadline
Deadline for filing your financial statements/accounts with Companies House is 9 months after the period end.
CT61 payment
Due date for income tax for the CT61 quarter to 31 December 2017.