GST Calculator (India)

Calculate GST for goods and services with CGST, SGST, IGST breakdown and reverse GST calculation.

GST Calculator (India)

Calculation Type
Base amount before adding GST
Select based on buyer and seller location

About GST in India

GST (Goods and Services Tax) is an indirect tax levied on the supply of goods and services in India. It replaced multiple indirect taxes and is based on the destination-based consumption taxation principle.

GST Components:
  • CGST (Central GST): Collected by Central Government
  • SGST (State GST): Collected by State Government
  • IGST (Integrated GST): For interstate transactions
  • UTGST (Union Territory GST): For Union Territories
GST Rates:
Rate Category Examples
0% Essential items Basic food items, books, newspapers
5% Necessities Sugar, tea, coffee, medicines
12% Standard rate Computers, processed food
18% Most goods/services Mobile phones, restaurants, hotels
28% Luxury items Cars, cigarettes, luxury goods
Note: GST rates may change as per government notifications. Always verify current rates before making business decisions.
Common GST Rates
GST Registration
Mandatory for:
  • Turnover > ₹40L (General)
  • Turnover > ₹20L (Special states)
  • Interstate supply
  • E-commerce operators
GSTIN Format:
15 digits (State Code + PAN + Entity Code + Check Digit)
Filing:
Monthly/Quarterly returns required
Calculator Features
  • Forward & Reverse GST calculation
  • CGST, SGST, IGST breakdown
  • Invoice format generation
  • Quick copy options
  • All GST rates supported