Corporation tax return
Filing deadline for corporation tax return self-assessment form CT600 for period ended 30 April 2018 to be submitted to HMRC.
Corporation tax return
Filing deadline for corporation tax return self-assessment form CT600 for period ended 31 March 2018 to be submitted to HMRC.
CT61
End of CT61 quarterly period.
CT61 payment
Due date for income tax for the CT61 period to 31 March 2019.
Company accounts filing deadline
Deadline for filing your company tax return is 12 months after your accounting period for corporation tax ends.