1 - Due date for payment of Corporation Tax for accounting periods ending 31 December 2020
5 - Deadline to notify HMRC of tax liability where not already in self-assessment
7 - Electronic VAT return and payment due for quarter ended 31 August 2021
14 - Claim deadline for employers for furlough days in September
14 - Quarterly CT61 form due
19/22 - PAYE/NIC, student loan and CIS deductions due for month to 5/10/2021
22 - Payment deadline for Class 1B NI on PAYE settlement agreements for 2020/21
31 - Paper self-assessment return filing deadline
