receipt tax
Sales Tax Calculator
Calculate sales tax from a subtotal, discount, shipping, one or two tax rates, or extract tax from tax-inclusive prices.
Ready/Tax added
Tax result
Result appears after calculation.
No calculated receipt yet
Pick a receipt scenario or enter custom amounts, then calculate to see tax, total, and the API response summary.
API contract
Posts subtotal, tax rates, discount, shipping, and inclusive mode.
Output focus
Shows subtotal, tax amount, total, and the split-tax details.
Validation
API errors are returned in place without changing the route.
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