GST Calculator

Add or remove Indian GST, view CGST/SGST split, and get amount-in-words instantly.

Reverse tip: Switching between Add/Remove lets you back-calculate base price from invoice totals and vice versa.

Inputs

Base Amount (excl. GST)

One Thousand Rupees

GST Rate

Break-up

Taxable Value

₹1,000.00

GST Amount

₹120.00

Excl → Incl GST at 12% • CGST/SGST split

Taxable Value₹1,000.00

GST Amount₹120.00

CGST₹60.00

SGST₹60.00

IGST₹0.00

Invoice Amount (incl. GST)₹1,120.00