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Filing deadlines: September – December 2021

In our handy guide to tax filing deadlines, we provide an at-a-glance guide to key dates from the deadline for corporation tax second quarterly instalment payment for very large companies and final claims for coronavirus job retention scheme 

14 September   

Deadline to claim CJRS for August 2021 claims

14 September  

Corporation tax second quarterly instalment payment for very large companies with annual taxable profits exceeding £20m (reduced if company is a member of one or more 51% groups) with an accounting period beginning on 1 April 2021

19 September  

PAYE cheque payments for the month ended 5 September should reach HMRC by this date (22 September for electronic payments)

19 September  

File online Construction industry scheme return for the month ended 5 September

1 October          

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