
Tax Diary for December 2020/January 2021
1 December 2020 – Due date for Corporation Tax payable for the year ended 28 February 2020.
19 December 2020 – PAYE and NIC deductions due for month ended 5 December 2020. (If you pay your tax electronically the due date is 22 December 2020)
19 December 2020 – Filing deadline for the CIS300 monthly return for the month ended 5 December 2020.
19 December 2020 – CIS tax deducted for the month ended 5 December 2020 is payable by today.
30 December 2020 – Deadline for filing 2019-20 self-assessment tax returns online to include a claim for under payments to be collected via tax code in 2021-22.
1 January 2021 – Due date for Corporation Tax due for the year ended 31 March 2020.
19 January 2021 – PAYE and NIC deductions due for month ended 5 January 2021. (If you pay your tax electronically the due date is 22 January 2021)
19 January 2021 – Filing deadline for the CIS300 monthly return for the month ended 5 January 2021.
19 January 2021 – CIS tax deducted for the month ended 5 January 2021 is payable by today.
31 January 2021 – Last day to file 2019-20 self-assessment tax returns online.
31 January 2021 – Balance of self-assessment tax owing for 2019-20 due to be settled on or before today unless you have elected to extend this deadline by formal agreement with HMRC. Also due is any first payment on account for 2020-21.
Tax Diary for December 2020/January 2021
Slow adoption despite clear government deadlines HM Revenue & Customs (HMRC) achieved a major milestone on 6 April 2026, when...
A recent case in Shetland has put the spotlight on VAT fraud and confiscation orders in the UK. A businessman...
Since April 2025, the UK government has abolished the Furnished Holiday Lettings (FHL) tax regime, aligning short-term rental profits with...
A cautionary tale of unpaid taxes In mid-April 2026, the Insolvency Service disqualified Alex Shorthose from serving as a director...
From 6 April 2026, self-employed childminders with qualifying income over £50,000 must use Making Tax Digital for Income Tax. The...
A sticky dispute that went all the way back to tribunal In late March 2026 the First‑tier Tribunal (Tax Chamber)...
In a recent case in Glasgow, two restaurant owners were found guilty of carrying out nearly a £700,000 VAT fraud...
Starbucks UK’s tax credit situation highlights that sales growth does not necessarily lead to tax liabilities. Despite reporting a turnover...
The UK’s new packaging EPR rules (often called the “packaging tax”) took effect on 1 January 2025. Any company with...
Close companies (broadly, those controlled by five or fewer shareholders or participators) and their owners have new reporting requirements under...