UK VAT Calculator
An easy online VAT calculator for the United Kingdom. Instantly add or extract VAT (20%, 5%, or 0%) from any amount.
Calculation Mode
Amount (£)
VAT Rate
Enter an amount above to see the VAT breakdown.
How the VAT Formula Works
This tool uses standard HMRC formulas to add or extract VAT dynamically:
Adding VAT (Exclusive)
VAT Amount = Net Amount × 20 ÷ 100
Extracting VAT (Inclusive)
Net Amount = Gross Amount ÷ 1.20
Frequently Asked Questions
How to calculate UK VAT?
To calculate UK VAT, multiply the net amount by the VAT rate (e.g. 20%), then divide by 100. Formula: VAT Amount = Net Amount × (20 ÷ 100). For £1,000 at 20% VAT, it is £200 VAT.
How to remove VAT from a total amount?
To remove VAT from a total amount, divide the total amount by 1.20 (for standard 20% rate). For example, £1,200 ÷ 1.20 = £1,000 net amount.
What are the current UK VAT rates?
There are three main VAT rates in the UK: Standard rate (20%) which applies to most goods and services, Reduced rate (5%) which applies to some goods and services like children's car seats and home energy, and Zero rate (0%) which applies to zero-rated goods like most food and children's clothes.
Is this VAT calculator free to use?
Yes. This tool is 100% free, requires no signup, and works instantly in your browser.
Last updated: June 2025