Multi-Item Sales Tax Calculator

Add item amounts, mark taxable rows, and enter a tax rate to calculate taxable subtotal, exempt subtotal, tax, and total.

Rate conventionPeriod consistencyFormula auditPlanning estimate

Sales tax rate %

Items

Mark rows taxable or exempt for this calculation.

—Subtotal

—Taxable subtotal

—Sales tax

—Total

—Exempt subtotal

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How to use this Multi-Item Sales Tax Calculator

Add item amounts, mark taxable rows, and enter a tax rate to calculate taxable subtotal, exempt subtotal, tax, and total.

Only marked taxable items enter the tax base

The audit separates taxable and exempt subtotals before applying the entered rate.

Planning scope

This calculator is a deterministic planning aid based only on the values you enter. It does not supply current tax rates, market returns, employment-law classifications, individualized investment advice, or product recommendations. Verify real-world rates, rules, fees, and timing separately.