UK VAT Calculator
Add or remove UK VAT using the standard 20% rate, with an option to override the percentage.
Regional Rule Context
United Kingdom Rates and Rules
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Result
Enter values above and click Calculate to see your result.
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Add or remove UK VAT using the standard 20% rate, with an option to override the percentage.
Disclaimer: This calculator uses publicly available rules effective as of Jan 1, 2025 (version 1.0). Results are for informational purposes only. Always verify with official sources or a qualified professional. Last reviewed: Mar 1, 2026.
Formula
Use Add mode when starting from net price. Use Remove mode when starting from VAT-inclusive price.
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