Flat Rate VAT Calculator

Flat Rate VAT Calculator

Work out how much VAT you owe HMRC under the Flat Rate Scheme. Enter your VAT-inclusive turnover and trade sector rate to see what’s due and what you keep.

🧾 HMRC Flat Rate Scheme
🏷️ Sector Rate Table
🎉 1% First Year Discount
📱 Mobile Friendly

Calculate Your Flat Rate VAT

Enter your VAT-inclusive turnover for the period and your flat rate percentage to see exactly how much VAT you owe HMRC, and how much of the VAT you charged customers you get to keep.

Turnover & Rate

Enter your VAT scheme details

💷 Turnover
Total sales for the period, including the VAT you charged customers.
🏷️ Flat Rate Percentage

VAT Due Estimate

What you owe HMRC and what you retain

Common Flat Rate Percentages

HMRC sets a flat rate percentage for each trade sector. These are some of the most commonly used rates; your exact sector may differ, so always confirm against the official HMRC list.

Trade Sector Flat Rate
Pubs6.5%
Retailing not listed elsewhere7.5%
General building or construction services9.5%
Hotels or accommodation10.5%
Advertising11%
Estate agency or property management12%
Catering, restaurants and takeaways12.5%
Accountancy or book-keeping14.5%
Computer and IT consultancy14.5%
Limited cost trader16.5%
⚠️ Important Note: If your business spends very little on goods, HMRC may classify you as a “limited cost trader” and require the 16.5% rate regardless of your normal sector rate. Rates and thresholds can change, so always check current figures on GOV.UK before filing.

Flat Rate VAT FAQ

Answers to the most frequently asked questions about the UK VAT Flat Rate Scheme.

The Flat Rate Scheme lets small businesses pay VAT to HMRC as a fixed percentage of their VAT-inclusive turnover, rather than calculating the difference between VAT charged on sales and VAT reclaimed on purchases. It is designed to simplify VAT record-keeping for eligible small businesses.

HMRC assigns a flat rate percentage based on your business’s trade sector, reflecting typical costs in that industry. Businesses that spend very little on goods, known as limited cost traders, must generally use a higher fixed rate of 16.5% regardless of sector.

Businesses get a 1 percentage point reduction on their flat rate percentage during their first year of VAT registration. This discount applies from the date of VAT registration up to the day before the first anniversary of registration.

Yes. You still charge customers VAT at the normal rate, usually 20%, and show it on invoices as normal. The Flat Rate Scheme only changes how much of that collected VAT you hand over to HMRC, not what you charge customers.

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