UK Tax Calendar

UK Tax Dates

Welcome to our Tax Calendar. This is a comprehensive selection of key tax dates and deadlines related to personal income tax. Therefore it is most helpful to individual taxpayers under PAYE or Self-Assessment. This simple to use web tool will help you in tax planning, so you don't get caught out by HMRC. If you need further advice on any of those key tax dates - just ask a tax adviser and get a free consultation right now!


5th: Any new sources of income/gains chargeable to tax for the previous tax year must be notified to HMRC on or before this date (if no tax return received).

14th: Company CT61 return due for quarter to 30th September.

19th: Monthly PAYE/NIC/CIS tax to 5th October due.

31st: Deadline for submitting "paper" self assessment returns. This deadline is relevant to individuals who need to complete a self assessment tax return and wish to file the return in a paper form. Self assessment returns submitted after this date must be submitted electronically.

31st: Deadline for submission of the self assessment returns if you require HMRC to compute your tax liability and/or if tax underpaid is to be collected by adjustment to your PAYE tax code for the year starting next April.

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