GST calculator
India’s goods and services tax slabs. Switch to World tax to look up any other country’s VAT, GST, or sales tax — or type a custom %.
Defaults to your region. Switch to compare any other scale.
Result
₹180.00
GST
- Taxable value₹1,000.00
- Invoice total₹1,180.00
- Slab18%
Formula
Exclusive: tax = net × rateInclusive: net = gross ÷ (1 + rate)
How it is calculated
- Choose the GST slab (or 0% exempt).
- Enter amount as exclusive or inclusive of tax.
- Read net, tax, and gross.
Questions
CGST + SGST vs IGST?
Intra-state invoices split the slab (9%+9% for 18%). Inter-state uses IGST at the same total. This calculator shows the combined tax.