Find out which work-related expenses you might be eligible to claim, and how to get tax relief on what you've spent.
From getting your UTR number in time to knowing when to apply the property allowance, Which? explains the common pitfalls to watch out for.
Self-assessment taxpayers will have an extra month to file their 2020-21 tax returns and pay their tax bill - but stick to 31 January deadline if you can.
We reveal how many people spent Christmas Day filing their tax return to HMRC, plus tips on how to make the process easier if you haven't submitted yours yet.
If you're not sure how you're going to pay your tax bill for 2020-21, we reveal five payment options - just don't leave it to the last minute.
Find out about the rules for the extended Coronavirus Job Retention Scheme (CJRS).
Find out whether you'll have to pay more or less tax from April as we reveal the latest income tax and National Insurance news from the 2021 Budget.
Which? reveals the finer details of the Chancellor's Spending Review, including personal allowance changes in 2021 and how much your council tax could go up by.
Which? explains how the Budget will (and won't) affects income tax, and how to work out your own bill.
Those owing tax from a disguised renumeration scheme currently have until 30 September to submit details to HMRC - here's what you need to know