UK VAT Calculator: Add, Remove & Extract 20% Tax
✓ 2026/27 Tax Year Verified100% Free online UK VAT calculator. Add 20% VAT to net prices, extract VAT from gross totals using the 1/6th formula, calculate 5% reduced rates, and estimate your quarterly Making Tax Digital (MTD) return liability.
VAT Calculation Parameters
Calculation Breakdown
How We Calculated This
- Identify the Direction of Calculation: Determine whether you are performing a 'VAT Addition' (calculating VAT on a net amount to find the gross price) or a 'VAT Deduction' (calculating the net price and VAT portion from a gross, inclusive amount). This is critical for invoicing and pricing products.
- Select the Appropriate VAT Rate: Apply the correct UK VAT rate for the goods or services in question. For the 2026/27 tax year, the standard vat rate uk remains at 20% (applied to most goods and services). The reduced rate of 5% applies to specific items like domestic fuel, energy-saving home installations, and children's car seats. Zero-rated items (0%) include most food, children's clothes, books, and public transport.
- Calculate VAT Addition (Net to Gross): To add VAT to a net amount, multiply the net price by the VAT rate (expressed as a decimal, e.g., 0.20 for standard rate). For example, to calculate vat standard rate on a net amount, multiply by 0.20 to find the VAT portion. Add this VAT portion to the original net amount to arrive at the gross, VAT-inclusive price.
- Calculate VAT Deduction (Gross to Net): To remove VAT from a gross amount, divide the gross price by 1 plus the VAT rate (e.g., divide by 1.20 for the 20% standard rate). This yields the original net amount. Subtract this net amount from the gross price to isolate the VAT portion that was included in the sale.
- Assess against the VAT Registration Threshold: Track your rolling 12-month taxable turnover. For the 2026/27 tax year, the uk vat registration threshold 2026 is set at £90,000. If your taxable turnover in any consecutive 12-month period exceeds this limit, you must register for VAT with HMRC. Conversely, you can apply to deregister if your rolling turnover falls below the deregistration threshold of £88,000.
- Evaluate Alternative Schemes: Consider if a specialized VAT scheme is beneficial. Small businesses with an annual taxable turnover under £150,000 can join the vat flat rate scheme. Under this scheme, you pay a fixed percentage of your gross turnover to HMRC depending on your industry sector (e.g., 14.5% for IT contractors), which simplifies record-keeping but prevents you from reclaiming VAT on most business purchases.
Real-World Examples
This scenario shows the standard calculation for adding VAT to a business-to-business invoice for services valued at £250.00 net of tax.
Step 1: Identify Net Amount = £250.00
Step 2: Identify VAT Rate = 20% (0.20 decimal)
Step 3: Calculate the VAT Portion:
VAT = Net Amount * VAT Rate = £250.00 * 0.20 = £50.00
Step 4: Calculate the Gross Amount:
Gross = Net Amount + VAT = £250.00 + £50.00 = £300.00
(The invoice total will show £250.00 net, £50.00 VAT, and £300.00 gross.)This scenario details how to extract the net amount and VAT portion from a gross retail receipt of £180.00 standard-rated goods.
Step 1: Identify Gross Amount = £180.00
Step 2: Identify VAT Rate Factor = 1.20 (representing 100% net + 20% VAT)
Step 3: Calculate the Net Amount:
Net = Gross Amount / 1.20 = £180.00 / 1.20 = £150.00
Step 4: Calculate the VAT Portion:
VAT = Gross Amount - Net Amount = £180.00 - £150.00 = £30.00
(Alternatively: VAT = Gross * (20/120) = £180.00 * 0.16667 = £30.00)
(The purchase consisted of £150.00 net cost and £30.00 VAT paid.)