VAT Calculator (UK) 2026
Result
Guide
This calculator helps you quickly add or remove VAT from any amount using standard UK VAT rules.
How VAT Works in the UK
VAT (Value Added Tax) is a consumption tax added to goods and services. The standard UK rate is 20%.
When to Add VAT
Add VAT when converting a net price (before tax) into a gross price (after tax).
When to Remove VAT
Remove VAT when you have a gross price and need to calculate the original net amount.
Important Tip
Always confirm whether a price includes VAT before making calculations for invoices or accounting.
VAT Rules Explained (UK)
VAT is charged on most goods and services in the UK. Businesses registered for VAT must apply the correct rate and keep proper records for HMRC.
1. Standard Rate
The standard VAT rate is 20% and applies to most goods and services.
2. Zero & Reduced Rates
Some goods like food, children’s clothing, or books may be zero-rated or reduced.
3. Do I always include VAT?
Only VAT-registered businesses must charge VAT. Others may show prices without VAT.
4. Can I reclaim VAT?
VAT-registered businesses can usually reclaim VAT on eligible business expenses.
5. What is input vs output VAT?
Output VAT is charged on sales, while input VAT is paid on purchases.
6. Why use a VAT calculator?
It helps ensure accurate pricing, invoicing, and tax reporting.