Reverse Tax Calculator

Calculate the original price before tax from the total amount

Enter Total Amount & Tax Rate
Reverse calculation: Pre-tax price = Total ÷ (1 + Tax Rate/100)
Calculation Results
$0.00
Original Price (Pre-Tax)
Tax Amount
$0.00
Effective Tax Rate
0.00%
Tax Savings (if deducted)
$0.00
Original Price: $0.00
Tax Amount: $0.00
Tax Rate: 0.00%
Total Amount: $0.00

US Sales Tax Rates by State

  • California: 7.25% (up to 10.75% with local)
  • Texas: 6.25% (up to 8.25% with local)
  • New York: 4% (up to 8.875% with local)
  • Florida: 6% (up to 7.5% with local)
  • Illinois: 6.25% (up to 11% with local)
  • Pennsylvania: 6% (up to 8% with local)
  • Ohio: 5.75% (up to 8% with local)
  • Georgia: 4% (up to 8% with local)
  • North Carolina: 4.75% (up to 7.5% with local)
  • Michigan: 6%

International Tax Rates

  • United Kingdom: 20% VAT
  • Canada: 5% GST + provincial (up to 15% HST)
  • Australia: 10% GST
  • Germany: 19% VAT (reduced 7%)
  • France: 20% VAT (reduced rates)
  • Japan: 10% Consumption Tax
  • India: 5-28% GST (varies by product)
  • EU Average: ~21% VAT
Frequently Asked Questions
What is reverse tax calculation?
Reverse tax calculation is the process of finding the original price before tax from the total amount including tax. It's useful for tax returns, expense tracking, and understanding how much tax you actually paid.
How do I calculate price before tax?
Formula: Pre-tax price = Total amount ÷ (1 + Tax Rate/100). For example, if you paid $107.25 and tax rate is 7.25%, then pre-tax price = $107.25 ÷ 1.0725 = $100.00.
What's the difference between Sales Tax, VAT, and GST?
Sales Tax is applied only at the final point of sale (US). VAT (Value Added Tax) is applied at each stage of production and collected from consumers (Europe). GST (Goods & Services Tax) is similar to VAT but with a single rate (Australia, Canada, India). All are included in the final price you pay.
Can I deduct sales tax on my tax return?
Yes, in the US you can deduct either state and local income tax OR state and local sales tax on your federal return (but not both). This calculator helps you determine the sales tax amount you paid on major purchases.
Why does the effective tax rate differ from the stated rate?
The effective tax rate is tax amount divided by pre-tax price. It should equal the stated rate mathematically. Any difference is due to rounding. For example, $100 + 7.25% tax = $107.25, and $7.25 ÷ $100 = 7.25%.
How do I calculate tax for business expenses?
Use the reverse tax calculator to find the pre-tax amount for deductible business expenses. Keep receipts that show tax separately when possible. Many businesses use this to track sales tax paid for input tax credits (VAT systems) or expense tracking.
What is a tax refund?
A tax refund occurs when you've paid more tax than you owe. This calculator helps identify overpaid sales tax on purchases. For income tax, refunds come from over-withholding or eligible tax credits.