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GST calculator
Add GST to a net price or remove included GST from a total. Enter the rate that applies to your supply.
Your inputs
Starting values are examples, not recommended rates.
Your estimate
- Net amount
- 1,000USD
- GST
- 180USD
- Total including GST
- 1,180USD
- CGST (if intra-state)
- 90USD
- SGST (if intra-state)
- 90USD
This calculates a rate you enter, not the legally applicable rate. Cess, reverse charge, exemptions and place-of-supply rules are not determined here.
How this tool works
Exclusive: tax = net × rate / 100. Inclusive: net = total / (1 + rate / 100). Equal CGST/SGST halves are an illustration for intra-state supplies only.
What should I check before using the result?
This calculates a rate you enter, not the legally applicable rate. Cess, reverse charge, exemptions and place-of-supply rules are not determined here.
GST invoice validation guidance