Calculate GST for inclusive or exclusive pricing

Use this GST calculator to estimate tax amount, taxable value, invoice total, and whether the tax splits into CGST plus SGST or IGST. It is useful for quick invoice planning before you file or register.

Enter the amount on which GST should be calculated.

GST rate
Price mode
Supply type
GST Result

Invoice breakdown

Taxable value
GST amount
CGST
SGST / IGST
Total invoice value

This is a quick estimate for planning and invoice checks. Final GST treatment still depends on the actual nature of goods, services, place of supply, exemptions, and invoice context.

When this calculator helps
Quote and invoice checks

Estimate how much GST to add to a quote or how much tax is already included in a final price.

Interstate vs intrastate planning

See whether the tax likely splits as CGST plus SGST or applies as IGST for the transaction.

Next-step support

Use the result as a quick estimate, then move into GST registration or filing support if you need operational help.