Filing deadlines: October – December 2021

Image of Filing Deadlines October

September 30, 2021

In our handy guide to tax filing deadlines, we provide a guide to key dates

1 October 

Corporation tax payment for companies with 31 December 2020 year-end

5 October 

Notify charge ability for income tax/capital gains tax for 2020/21 if not registered for self-assessment

14 October 

Corporation tax second quarterly instalment payment for accounting periods ending 31 December 2021

14 October 

Deadline to claim for Coronavirus Job Retention Scheme (CJRS) for September 2021 claims

18 October 

PAYE cheque payments for the month ended 5 October should reach HMRC by this date

19 October 

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

31 October 

Paper submission of personal tax returns for 2020/21 if HMRC is to calculate liability

2 November 

Forms P46(Car) for the quarter ended 5 October to reach HMRC by this date

5 November 

Employment intermediary’s quarterly report of agency workers paid gross

19 November 

PAYE cheque payments for the month ended 5 November should reach HMRC by this date

19 November 

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

14 December 

Corporation tax third quarterly instalment payment for very large companies with annual taxable profits exceeding £20m with an accounting period beginning on 1 April 2021

19 December 

PAYE cheque payments for the month ended 5 December should reach HMRC by this date

19 December 

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

30 December 

Deadline for online submission of personal tax returns for 2020/21 where the taxpayer wishes to settle outstanding underpayments of tax of less than £3,000 as deductions through the PAYE system

31 December  

The deadline for filing corporation tax returns for accounting periods ended 31 December 2020

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