Missed an MTD Quarterly Update? Here's What Actually Happens
On 12 August 2026, HMRC published the first real numbers on how the April 2026 wave of Making Tax Digital was actually going: 864,000 sole traders and landlords were mandated in from that date, and just 436,000 had filed their first quarterly update by the 7 August deadline. That leaves roughly 428,000 people who didn’t — too large a number to be a handful of stragglers. If you’re one of them, here’s the honest, unpanicked version of what happens next.
Read MoreMTD Quarterly Update Deadlines: The Full 2026–27 Calendar
If you’re mandated into Making Tax Digital for Income Tax from April 2026, your reporting calendar has changed completely. Instead of one Self Assessment deadline a year, you now have four MTD deadlines for quarterly updates, plus the familiar 31 January final declaration. Get the shape of these deadlines wrong — especially the fact that each update is cumulative rather than a fresh quarter — and you’ll either panic over nothing or catch yourself out for real. Here’s the full 2026–27 calendar and how it actually works.
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