Sales Tax Calculator
Calculate sales tax and tax-inclusive prices. Add or remove tax instantly.
How it works:
Add Tax: Total = Price × (1 + Rate/100)
Remove Tax: Base = Total ÷ (1 + Rate/100)
Add Tax: ₹1000 + 18% = ₹1180 | Remove Tax: ₹1180 - 18% = ₹1000
About Sales Tax Calculator
Calculate sales tax for any amount and custom tax rate. Two modes: add tax to base price, or remove tax from tax-inclusive price. Includes quick presets for major regions (USA, Canada, India, UK, etc.). Perfect for pricing, invoice verification, and shopping.
Use Cases
Calculating final price before checkout, verifying tax amounts on invoices, setting product prices with correct tax, converting between tax-inclusive and tax-exclusive prices.
How It Works
Add Tax: Total = Price × (1 + Rate/100). Remove Tax: Base = Total ÷ (1 + Rate/100). Example: ₹1000 + 18% tax = ₹1180. Reverse: ₹1180 - 18% = ₹1000.
Frequently Asked Questions
What is the difference between add and remove tax?
Add Tax: calculates final price from a base price. Remove Tax: calculates base price from a tax-inclusive total. Use based on your needs.
What tax rate should I use?
USA varies by state (4-10%), India GST is 5-28%, Canada GST is 5%. Check your region's tax authority for exact rates.
Can I use this for multiple regions?
Yes. Enter the correct tax rate for each region. Use region presets as starting points, then customize as needed.
Does this work for international transactions?
Yes. Enter the tax rate applicable to your location. International orders may have different tax rules—verify with tax authorities.