GST Calculator
Add or remove GST at 5%, 12%, 18% or 28% with a CGST, SGST and IGST split.
Runs in your browser
Total with GST
₹11,800.00
GST amount
₹1,800.00
Base price
₹10,000.00
CGST + SGST
₹900.00 + ₹900.00
9% each
Common rates are shown; check the current rate for your item's HSN/SAC code on the GST portal.
How to use GST Calculator
1
Enter amount.
2
Choose rate and whether GST is included.
3
Read base price, tax and split.
Frequently asked questions
When do I use CGST + SGST vs IGST?
CGST + SGST applies to sales within the same state; IGST applies to inter-state sales. The total tax is the same.
About this calculator
Work out GST-inclusive and GST-exclusive prices for invoices and quotes, with the tax split shown the way Indian invoices need it.
GST Calculator runs entirely in your web browser. Your data are processed on your own device and are never uploaded to our servers, which makes it safe for personal and business files.