From getting your UTR number in time to knowing when to apply the property allowance, Which? explains the common pitfalls to watch out for.
Find out how tax changes for 2022-23 will affect your tax bill, from National Insurance and dividend tax hikes to changes when reporting your capital gains.
A Which? investigation found instances where customers are losing hundreds of pounds of the tax rebates they're owed by using third-party companies to claim.
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.
Find out what the Welsh government has planned for the next five years in its latest draft Budget document, from income tax rates to spending plans.
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.
The government has revealed plans to change up some aspects of capital gains tax - find out how they could affect your tax bill.
Find out what the Scottish government has planned for the 2022-23 tax year, and how the changes could affect you.
Self-assessment taxpayers should watch out for any bogus text, emails and phone calls from scammers pretending to be HMRC - we reveal what to watch out for.