
Simple Assessment: what to do if HMRC sends you a tax bill — deadlines and how to pay
HMRC is issuing around 1.8 million Simple Assessment letters for 2025/26. It is a bill for tax that could not be collected automatically. Here is who gets one, how to check it and by when to pay.

Working from home tax relief in the UK: what changed from April 2026
From 6 April 2026 employees can no longer claim tax relief for working from home. But backdated claims for the four previous years may still be possible.

HMRC visits: how to check an officer's identity under the rules updated on 7 October
On 7 October 2026 HMRC rewrote the process for confirming the identity of its staff during an in-person visit. You now note the name and serial number from the officer's card and call 03000 565 656, a 24-hour line used only for these checks. Debt collectors have a separate number, 0300 200 3862, and their own hours: 8am to 6pm, Monday to Friday.

Marriage Allowance: how couples can get up to £1,260 of tax back — who qualifies and how to apply
If one spouse earns under £12,570 a year and the other pays basic-rate tax, HMRC will cut the couple’s tax by £252 a year. Applying online takes minutes, and you can backdate the claim to 6 April 2022. Who qualifies, how to apply for free and when you must cancel.

Making Tax Digital: the next quarterly update is due by 7 November
Digital reporting has been compulsory since April for sole traders and landlords earning over £50,000. Year one carries no penalty points — but the annual return has not gone away.