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GST Calculator

Add GST to a price or remove GST from a GST-inclusive price.

About this calculator

To add GST: GST = price × rate ÷ 100. To remove GST from an inclusive price: base = price × 100 ÷ (100 + rate). The GST is split equally into CGST and SGST for sales within a state. Example: ₹10,000 at 18% becomes ₹11,800.

Results are estimates for information only. Please confirm important decisions with a qualified professional.

Frequently asked questions

Which GST rates are available?

This calculator supports 5%, 12%, 18% and 28%. Check the latest rate for your product on the GST portal.

What are CGST and SGST?

For sales within a state, GST is split equally between the Centre (CGST) and the State (SGST).