Company accounts filing deadline
Deadline for filing your annual accounts is 9 months after your company’s financial year ends.
Corporation tax return
Filing deadline for corporation tax return self-assessment form CT600 for period ended 31 January 2022 to be submitted to HMRC.
First payment on account
Midnight deadline to pay half of any tax owed for 2022/23.
Balancing payment
Midnight deadline to pay any outstanding tax you owe from 2021/22.
CIS return (online)
Monthly CIS deadline for online returns following the last month.