Missed the 7 August MTD Deadline? What to Do Before 7 November
Missed the 7 August 2026 deadline for your first MTD quarterly update? HMRC charges no penalty for a late quarterly update in 2026-27, and because every update is cumulative from 6 April, the one due 7 November 2026 restates the whole period. This guide covers what a missed deadline actually costs, the four steps to take before November, what goes in a quarterly update, and the parts of the regime the soft landing doesn't cover.