VAT Threshold Monitor

The VAT registration threshold remains at £90,000 for the 2026/27 tax year. You must register if your taxable turnover exceeds this amount over any rolling 12-month period. Failure to register on time can result in significant penalties and interest charges from HMRC.

You must check your turnover at the end of every month to see if it has exceeded £90,000 in the previous 12 months. If the threshold is breached, you must register within 30 days of the end of that month. This continuous monitoring ensures you do not miss the deadline based on historical data.

There are no general exemptions for small businesses once the £90,000 threshold is crossed, though you may qualify for the VAT Flat Rate Scheme. If your turnover is below £90,000, you can voluntarily register to reclaim input VAT on business expenses. However, exceeding the limit is mandatory regardless of your business size or profit margins.

Missing the deadline can lead to immediate penalties and interest on the VAT due from the date you should have registered. HMRC may also assess back-dated VAT liabilities for up to four years in cases of negligence. Regular monitoring is essential to avoid these financial and reputational risks.

All VAT-registered businesses must use MTD-compatible software to keep digital records and submit returns. This requirement applies regardless of whether you are voluntarily registered or mandatory above the £90,000 threshold. The system ensures real-time data submission and reduces manual errors in your VAT calculations.