United States Sales Tax Calculator
Enter a local or custom rate to estimate tax in United States; the current record has no general rate that can be applied automatically.
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Country presets may omit regional, reduced and special rates. Confirm the rate and basis for your transaction.
Tax is rounded half up to the currency’s minor unit; the displayed amounts balance.
This is an indicative calculation. Reduced rates or exemptions may apply to particular goods or services. Rate source.
A published source is available, but no verified general rate or model is applied automatically. Confirm the rate with the tax authority before relying on the result.
The source does not provide a period · Published source ↗ Always verify local rules before making a tax decision.
Calculation guide — United States
How do I add tax?
Let r be the percentage divided by 100. For a rate on net price: tax = net × r and gross = net + tax. For a rate on gross price: gross = net ÷ (1 − r), then tax = gross − net.
How do I remove tax?
For a rate on net price: net = gross ÷ (1 + r), then tax = gross − net. For a rate on gross price: tax = gross × r and net = gross − tax. Currency rounding can affect the final minor unit.
Calculations stay on this page and are not saved or uploaded.