Sales Tax & VAT Calculator
Calculate sales tax, total cost, or perform reverse tax calculations
1. Calculation Type & Amount
2. Additional Customizations
Final Total Amount
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Pre-Tax Subtotal
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Total Tax Amount
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Applied Discount
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Effective Tax Rate
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How to Use the Sales Tax Calculator
- Choose Calculation Mode: Select “Add Tax” to calculate total cost including tax, or “Reverse Tax” to extract the original price from a tax-inclusive total.
- Enter Price & Tax Rate: Input the item price and local sales tax or Value-Added Tax (VAT) rate percentage.
- Add Discounts or Quantities: Include applicable item discounts, quantity, or shipping charges before computing tax.
- Compute Result: Click “Calculate Total Tax” to display the pre-tax price, total tax amount, and final total balance.
Sales Tax & VAT Formulas
1. Forward Sales Tax Calculation:
Tax Amount = Pre-Tax Price * (Tax Rate / 100)
Total Price = Pre-Tax Price + Tax Amount
Total Price = Pre-Tax Price + Tax Amount
2. Reverse Sales Tax / VAT Calculation:
Pre-Tax Price = Total Price / (1 + (Tax Rate / 100))
Tax Amount = Total Price – Pre-Tax Price
Tax Amount = Total Price – Pre-Tax Price
Frequently Asked Questions (FAQ)
Are shipping and handling charges taxable?
In many jurisdictions, shipping fees are taxable if delivered within state or country lines alongside taxable goods. Check your local tax authority guidelines for state-specific rules.
What is the difference between Sales Tax and VAT?
Sales tax is collected once at the final point of purchase by the consumer. Value-Added Tax (VAT) is collected incrementally at each stage of the production supply chain based on value added.
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