Failing to meet the deadline will leave you with a £100 late-filling penalty, regardless of whether or not you have any tax to pay, or you pay your tax on time.

The more you delay, the more you pay, as you’ll be hit with further late-filing penalties after three, six and 12 months.

Remember that the 31st January deadline is also the last day in which you can pay any tax that you owe for the 2011-2012 tax year, failing to do so will also incur interest on the amount you pay.

Here is a top tips guide to completiung your self-assessment before next week.