Worked example · United Kingdom

UK VAT on £100.00

At 20%, VAT on £100.00 is £20.00, making the total £120.00.

Result

UK VAT worked example
Net amount Before tax £100.00
VAT 20% · Standard rate £20.00
Gross total Net + tax £120.00

What this assumes

This page treats £100.00 as a tax-exclusive price and applies the standard rate from the United Kingdom rate table.

VAT categories can be standard, reduced, zero-rated, or exempt. Use the standard-rate example only when that rate applies to the goods or service.

Source: www.gov.uk · checked .

United Kingdom

UK VAT on £100.00 calculator

Change the amount or switch to "Remove tax" to calculate the tax inside a tax-inclusive price.

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FAQ

How much is VAT on £100.00 in UK?

Using the standard rate of 20%, VAT on £100.00 is £20.00. A tax-exclusive price of £100.00 becomes £120.00 including tax.

Is the £100.00 amount before or after tax?

This worked example treats £100.00 as a net, tax-exclusive amount and adds VAT on top. To strip tax out of a tax-inclusive price, use the calculator below and switch to "Remove tax".

Can I use a reduced UK VAT rate instead?

Reduced and zero VAT rates apply only to qualifying categories. This example uses the standard rate unless the page says otherwise.

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Estimate only. Not tax advice. UK VAT rates and which goods or services qualify for the reduced or zero rate are set by HMRC; confirm the correct rate for your transaction. Rates as of 2026-06.