Checkout Cost Calculator
Calculate your final checkout bill including merchandise subtotal, state sales taxes, shipping, payment processing surcharges, tips, and gift card deductions.
Checkout Settlement Formula
Gross Total = Subtotal × (1 + Tax %) + Shipping + Surcharges + Tip; Out-of-Pocket Due = max(0, Gross Total - Gift Card Credit)- Gross Checkout Total: Merchandise plus all statutory taxes, delivery fees, and processing surcharges.
- Credit Settlement: Deducts store credit, gift cards, or promotional vouchers from the gross balance.
Step-by-Step Worked Example
Calculation Steps:
How to Use This Calculator
Assumptions & Limitations
- Gift card funds are applied against the post-tax, post-shipping gross balance.
Frequently Asked Questions
Are credit card surcharges legal in the United States?
Credit card surcharges (typically 1.5% to 3.0%) are legal in most US states provided they are clearly disclosed before checkout, though debit cards cannot be surcharged under federal law.
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