IR35 Calculator UK
Estimate your contractor take-home pay outside IR35, inside IR35 under off-payroll PAYE, and inside IR35 through an umbrella assignment-rate model.
Contract Details
Use this if the contractor has other salary or taxable income in the same tax year.
Outside IR35 Limited Company Assumptions
Corporation Tax marginal relief limits are divided by the number of associated companies.
Inside IR35 / Umbrella Assumptions
Results copied.
Estimated Take-Home Results
Annual Contract Income
£0
Outside IR35 Cash Take-Home
£0
Inside IR35 Off-Payroll PAYE Take-Home
£0
Umbrella Assignment-Rate Take-Home
£0
Outside vs Off-Payroll Difference
£0
Company Income£0
Business Expenses£0
Director Salary£0
Employer NIC on Salary£0
Company Pension£0
Taxable Company Profit£0
Corporation Tax£0
Dividends Paid£0
Salary Income Tax£0
Employee NIC on Salary£0
Dividend Tax£0
Retained Company Profit£0
Contract Income£0
Allowable Expenses£0
Deemed Direct Payment£0
PAYE Income Tax£0
Employee National Insurance£0
Worker Take-Home£0
Employer NIC Cost, Shown Separately£0
Apprenticeship Levy Cost, If Applicable£0
Assignment Income£0
Umbrella Margin£0
Employer NIC Deducted From Assignment Rate£0
Apprenticeship Levy£0
Gross Umbrella Pay£0
Salary Sacrifice Pension£0
Taxable Pay After Salary Sacrifice£0
PAYE Income Tax£0
Employee National Insurance£0
Umbrella Take-Home£0
Important: This IR35 calculator is an estimate for England, Wales and Northern Ireland for the 2026/27 tax year. It does not replace a full IR35 status review or personal tax advice. It does not currently calculate Scottish income tax, student loans, child benefit charge, VAT, benefits in kind, multiple employments, company accounting period adjustments, or every possible expense treatment.
IR35 Calculator
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VAT Calculator FAQs
To calculate VAT in the UK quickly, use a VAT calculator. Just enter the price, decide if you want to add or remove VAT, select the right VAT rate, and the calculator will display the net amount, VAT amount, and total.
To add 20% VAT to a price, multiply the net amount by 1.20. For example, £100 without VAT becomes £120 with VAT. The VAT is £20.
To find the price before VAT at the 20% rate, divide the total by 1.20. For example, £120 with VAT divided by 1.20 equals £100 before VAT.
Removing VAT isn’t just taking away 20%. VAT is based on the original price, not the final price. If a price includes 20% VAT, you divide it by 1.20 to get the net amount.
A VAT calculator uses different formulas for calculations. To add 20% VAT, multiply the net price by 1.20. To remove 20% VAT, it divides the gross price by 1.20.
Net is the price before VAT. VAT adds tax to the net price. Gross is the total price that includes VAT. For example, if the net price is £100 and VAT is £20, the gross total is £120.
"Excluding VAT" means the price does not include VAT yet. If a product costs £100 without VAT and the VAT rate is 20%, the final price with VAT will be £120.
Including VAT means the price has VAT in it. For example, if a price is £120 with 20% VAT, the net price is £100, and the VAT is £20.
Use the VAT rate that fits the goods or services you are selling. In the UK, most goods and services have a standard rate of 20%. Some have a reduced rate of 5%, and others have a zero rate of 0%.
The 5% reduced VAT rate only applies to specific goods and services. For example, it includes some energy-saving materials, children's car seats, and home energy, based on current HMRC rules.
Yes, Freelancers and contractors can use this VAT calculator to check VAT on quotes, invoices, expenses, and supplier bills. It’s great for quick checks, but it doesn’t replace proper bookkeeping or VAT advice.
Zero-rated VAT means the sale is taxable, but the VAT rate is 0%. This is different from VAT exempt, as zero-rated sales can still be a part of VAT accounting.
Zero-rated items are subject to VAT but are charged at 0%. VAT-exempt items are not subject to VAT at all. This difference is important because it can impact how we keep VAT records, file returns, and reclaim VAT.
You can use this VAT calculator to figure out VAT for invoices. It helps you find the net amount, VAT amount, and total amount before you send an invoice to a customer.
Yes, You can use the calculator to check if VAT on supplier bills is correct. Simply enter the gross or net amount, select the VAT rate, and compare the result with the VAT on the bill.
VAT can be calculated on each item in the invoice or on the total amount, depending on how the invoice is made. Small rounding differences may occur when there are many items or different VAT rates.
VAT can vary slightly due to rounding. This usually occurs when VAT is calculated for each line on an invoice instead of on the total amount.
Yes, Ecommerce sellers can use this VAT calculator to check product prices, selling prices with VAT, costs without VAT, and supplier invoices. It can also help compare profits before and after VAT.
If a receipt has a total that includes VAT, you can find the VAT amount by removing it from the total. To do this at 20%, divide the total by 1.20 to get the net price, then subtract that net price from the total.
Yes, if the calculator has a custom rate option, you can enter a different VAT percentage. This helps you check older transactions, international cases, or unique calculations.