Calculate GST amount, CGST, SGST & IGST instantly. Supports all slabs: 5%, 12%, 18%, 28%. Forward and reverse calculation.
Enter amount and select GST rate — results update instantly
When you transact within the same state (intra-state), GST is split equally into CGST (Central) and SGST (State). For inter-state transactions, the full GST is charged as IGST.
Example at 18% GST: Intra-state → CGST 9% + SGST 9%. Inter-state → IGST 18%.
Common goods and services by GST category
| GST Rate | Common Items |
|---|---|
| 0% | Essential food items, healthcare, education, fresh vegetables, milk |
| 3% | Gold, silver, jewellery, precious stones |
| 5% | Packaged food, newspapers, economy class air travel, tea, coffee |
| 12% | Smartphones, computers, business class travel, butter, cheese |
| 18% | Most services (restaurants, IT, banking), electronics, AC, refrigerators |
| 28% | Luxury items, tobacco, aerated drinks, automobiles, 5-star hotels |