India Sales Tax / VAT Calculator
Add or strip India sales tax or VAT at 18% and see the tax, the net price and the tax share of the gross.
About India Sales Tax / VAT Calculator
Tax is applied to the net price, so the gross is the net multiplied by one plus the rate. Note that tax as a share of the gross is always lower than the headline rate — 20% on net is 16.67% of gross, which is the figure to use when working backwards from a tax-inclusive price. India. Quoting the wrong side of a tax-inclusive price is one of the most common invoicing errors, and it compounds across every line of an order.
Formula
India Sales Tax / VAT
Tax = net price × rate ÷ 100; gross = net + tax
- net price
- Price before tax is applied
- rate
- Statutory tax rate as a percentage
Worked example
With the default values below, India Sales Tax / VAT Calculator returns Total Including Tax of ₹118.00. Change any input above and every figure here is recalculated in your browser.
Inputs used
- Price before taxminimum 0 INR
- 100 INR
- India VAT or sales tax rateaccepts 0–100 %
- 18 %
- Quantityminimum 1
- 1
Results
- Total Including Tax
- ₹118.00
- Tax Amount
- ₹18.00
- Total Excluding Tax
- ₹100.00
- Tax per Unit
- ₹18.00
- Tax as Share of Gross
- 15.25%
Step by step
- 1Values used
- 2India Sales Tax / VAT
- 3Total Including Tax= 118.00
- 4Tax Amount= 18.00
- 5Total Excluding Tax= 100.00
- 6Tax per Unit= 18.00
- 7Tax as Share of Gross= 15.25
Assumptions and limits
- The result is derived only from the 3 inputs listed above. Anything not among them is not part of the calculation.
- In particular, this calculator does not take inflation, fees or charges or compounding frequency into account.
- Figures are rounded for display to 2 decimal places, so totals built from several rounded parts can differ slightly from the unrounded arithmetic.
How these calculators are built and tested is described on the Methodology page. If a figure looks wrong, please report it.
Frequently Asked Questions
How is India Sales Tax / VAT calculated?
Tax = net price × rate ÷ 100; gross = net + tax Tax is applied to the net price, so the gross is the net multiplied by one plus the rate. Note that tax as a share of the gross is always lower than the headline rate — 20% on net is 16.67% of gross, which is the figure to use when working backwards from a tax-inclusive price.
Why does India Sales Tax / VAT matter?
India. Quoting the wrong side of a tax-inclusive price is one of the most common invoicing errors, and it compounds across every line of an order.
What values do I need to enter?
This calculator takes 3 inputs: Price before tax, India VAT or sales tax rate, Quantity. The pre-filled defaults are a realistic starting point — replace them with figures from your own environment for a result you can act on.
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India specifics
- Currency
- ₹ INRIndian Rupee
- Region
- Asia
- Country code
- IN
- Amounts look like
- ₹12,34,567.89
- Dates look like
- 9 Mar 2026
- Units
- metricWeek starts Sunday
In India, digits are grouped in the lakh/crore system (12,34,567.89) rather than in thousands.
Results on this page are expressed in INR (Indian Rupee). Figures are estimates for general planning — confirm current rates and thresholds with the relevant India authority before relying on them.