Find out how to protect yourself from a new HMRC scam, in which fraudsters steal personal details to trigger huge refunds from fake tax returns.
Make sure you don't miss the 31 October self-assessment deadline for 2019-20 paper tax returns - our top tips will make the process quicker and easier.
Find out if you need to register with HMRC by 5 October to declare 2019-20 income and understand the new help available to pay your tax bill.
Anyone subject to the disguised remuneration loan charge that hasn't yet filed a tax return or sorted a payment agreement with HMRC has until 30 September.
Find out why people are paying more capital gains tax than ever and how experts think the government's CGT review could change your tax bill in future.
Find out the pros and cons of deferring your next payment on account, which is usually due by 31 July, along with other options for self-employed workers.
Find out how the government's off-payroll working rules could affect contractors and businesses, and how to make sure you're compliant
HMRC could issue fines of at least £100 to almost one million taxpayers who failed to file their self-assessment tax return by the 31 January deadline. Which? explains the penalties for delaying any further and excuses you could use to appeal.
Find out whether you need to file a 2018-19 self-assessment tax return to declare child benefit payments - even if you don't usually need to submit one
Which? explains why pension savers might need to complete a self-assessment tax return and tips on what to watch out for to get it right.