Corporation tax return
Filing deadline for corporation tax return self-assessment form CT600 for period ended 31 December 2019 to be submitted to HMRC.
Online self-assessment (PAYE)
Deadline for online submission of self-assessment tax returns for tax year ended 5 April 2019 for HMRC to collect tax through PAYE codes, where they owe less than £3,000.
Monthly electronic PAYE/class 1 NICs/student loan payment
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.
Intrastat
Due date for payment of supplementary declarations for November 2020.
EC sales list
Deadline for online monthly or quarterly return filing.