Sales Tax Calculator
Calculate sales tax amount and total price for any item or purchase.
Enter price and tax rate
Sales Tax Calculator — Calculate Tax on Any Purchase
Sales tax is a consumption tax imposed on the sale of goods and services, charged as a percentage of the purchase price. Unlike India's GST (which is a unified national tax), sales tax in the United States is levied by individual states and sometimes cities — making it vary significantly from one location to another.
This calculator is useful for Indians making purchases from US websites, understanding pricing for international products, or comparing tax systems globally. If you're ordering from Amazon.com or any US-based retailer, the sales tax added at checkout depends on the destination state — ranging from 0% in states like Oregon to over 10% in some cities of California or Tennessee.
What is Sales Tax?
Sales tax is a consumption tax levied on the sale of goods and services, collected by the seller at the point of purchase and remitted to the government. In India, sales tax was largely replaced by GST in 2017, though certain goods like alcohol and petroleum products still fall under state-level value-added tax (VAT) and central excise duty.
- Before GST, India had a fragmented indirect tax system: central excise duty on manufactured goods, service tax on services, state VAT on goods sales, and entry tax — leading to cascading taxes and compliance complexity.
- In the US context (where sales tax is still prevalent), rates vary by state and locality — from 0% in states like Montana and Oregon to over 10% in some California localities when state and local taxes are combined.
- Sales tax is separate from income tax: it is paid by the consumer at the time of purchase, collected by the business, and forwarded to the tax authority — the business acts as a collection agent.
- In India, the GST regime replaced most sales taxes with a unified system featuring input tax credit, eliminating the cascading effect and reducing the overall tax burden on business-to-business transactions.
How to Use This Calculator
- Enter the pre-tax price of the item
- Enter the sales tax rate applicable in your state/city
- Click Calculate to see tax amount and total price
- Use reverse mode to find the pre-tax price from a tax-inclusive total
Sales Tax Formula
- Total Price = Price + Tax Amount
- Reverse (find pre-tax from total):
- Pre-tax Price = Total / (1 + Tax Rate/100)
- Example = $100 item at 8.5% sales tax
- Tax = $100 × 8.5/100 = $8.50
- Total = $100 + $8.50 = $108.50
- Multiple items:
- Item 1: $50 | Item 2: $30 | Item 3: $20 | Subtotal: $100
- Tax at 8%: $8.00 | Total: $108.00
US Sales Tax Rates by State
- 0% — Oregon, Montana, New Hampshire, Delaware, Alaska
- 4-5% — Hawaii (4%), Wyoming (4%), Wisconsin (5%)
- 6-7% — Florida (6%), Georgia (4% + local), Texas (6.25%)
- 8-10% — California (7.25% base + local), Washington State (6.5% + local)
- Local city/county taxes are added on top of state tax — total can exceed 10%
Sales Tax vs GST (India)
India replaced state-level VAT and other taxes with a unified GST in 2017. The US still uses state-level sales tax with no federal equivalent. Key difference: Indian GST is paid by the final consumer but collected and remitted by registered businesses through the supply chain. US sales tax is collected only at the point of final retail sale.
Frequently Asked Questions
GST is a unified national tax with input credit system — each business in the chain can claim back GST paid on inputs. US Sales Tax is applied only at the final point of sale (retail), with no credit system. GST rates are nationally standardized (0%, 5%, 12%, 18%, 28%); US sales tax varies by state (0-10%+) with some states having no tax at all.
Five US states have no state-level sales tax: Oregon, Montana, New Hampshire, Delaware, and Alaska (though Alaska allows local taxes). This is why many online retailers ship from Oregon warehouses. Note: some tax-free states have higher income taxes to compensate.
Generally, if you're having a product shipped to India, US sales tax typically does not apply (it's an international export). However, Indian customs duty, IGST, and import charges will apply when the package arrives in India. The total import cost depends on the product category under India's customs tariff.
Add all item prices to get the subtotal, then apply the tax rate to the subtotal. If items are $30, $45, and $25: Subtotal = $100. At 8% tax: $8.00. Total = $108.00. Note: some items may be exempt from sales tax (groceries, prescription medicine in many states) — not all items in your cart will be taxed.
Pre-tax pricing shows the price before adding sales tax (common in US retail). All-in pricing includes tax in the displayed price (more common in India and Europe where GST/VAT is already included in MRP). When comparing prices across countries, always check whether the price shown is before or after tax.