GST Calculator

Add or remove GST at 3%, 5%, 12%, 18%, or 28% slabs. See CGST + SGST breakdown for any amount.

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GST Calculator (India)

Add or extract GST at 3%, 5%, 12%, 18% or 28% slabs — with CGST + SGST split.

Amount (excluding GST)

₹

GST rate

Base amount

₹10,000.00

GST (18%)

₹1,800.00

CGST ₹900.00 + SGST ₹900.00

Total incl. GST

₹11,800.00

How to use GST Calculator

1
Enter the amount
Type the invoice amount — the calculator updates instantly as you type.
2
Pick a GST slab
Choose 3%, 5%, 12%, 18% or 28% depending on the goods or service HSN/SAC code.
3
Add or remove GST
'Add GST' treats the input as pre-tax and shows the tax and total. 'Remove GST' treats the input as inclusive and extracts the base amount.
4
Copy the breakdown
One click copies the CGST + SGST split and totals — ready to paste into an invoice.

About GST Calculator

Add or remove GST at 3%, 5%, 12%, 18%, or 28% slabs. See CGST + SGST breakdown for any amount.

Use GST Calculator when you need to calculate gst for india quickly. Review the available options in the interface, process your input, and check the result before saving or copying it.

Frequently asked questions

Goods and Services Tax is India's unified indirect tax on the supply of goods and services. It replaced VAT, service tax, excise and a dozen other levies from 1 July 2017.