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.
2021-03-31
Corporation tax
End of corporation tax financial year.
2021-03-31
CT61
End of CT61 quarterly period.
2021-03-31
Corporation tax return
Filing deadline for corporation tax return self-assessment form CT600 for period ended 31 March 2020 to be submitted to HMRC.
2021-03-31
Company accounts filing deadline
Deadline for filing your company tax return is 12 months after your accounting period for corporation tax ends.
