GST Calculator Online 2025 (Add & Remove Goods and Services Tax)
Calculate Goods and Services Tax (GST) for any product or service in India. Switch effortlessly between Inclusive GST (remove tax from total price) and Exclusive GST (add tax to base amount) for all standard GST slabs: 5%, 12%, 18%, and 28%.
Official GST Calculation Formulas
1. Add GST (Exclusive Tax Formula):
GST Amount = (Base Amount ร GST Rate) / 100
Net Total = Base Amount + GST Amount2. Remove GST (Inclusive Tax Formula):
Base Amount = Gross Total / (1 + (GST Rate / 100))
GST Amount = Gross Total - Base AmountIndian GST Tax Slabs Breakdown
Goods and services in India are categorized under 4 primary tax brackets under the Central Goods and Services Tax Act:
| GST Slab Rate | CGST + SGST Split (Intra-State) | IGST Rate (Inter-State) | Applicable Goods & Services |
|---|---|---|---|
| 5% Slab | 2.5% CGST + 2.5% SGST | 5% IGST | Packaged food, tea, coffee, medicine, apparel under โน1000 |
| 12% Slab | 6% CGST + 6% SGST | 12% IGST | Processed food, computers, business class air tickets |
| 18% Slab | 9% CGST + 9% SGST | 18% IGST | IT services, software development, telecom, restaurants, cosmetics |
| 28% Slab | 14% CGST + 14% SGST | 28% IGST | Luxury automobiles, cement, air conditioners, gaming |
Understanding CGST, SGST, and IGST Components
CGST (Central GST)
Levied by the Central Government on intra-state supplies. Equal to 50% of the total GST rate.
SGST (State GST)
Levied by the State Government on intra-state supplies. Equal to 50% of the total GST rate.
IGST (Integrated GST)
Levied on inter-state transactions and imports. Collected by Central Govt and shared with destination state.
Frequently Asked Questions (FAQs)
How to calculate GST in India?
To add GST: GST Amount = (Base Price ร GST Rate) / 100. Total Price = Base Price + GST Amount. To remove GST from inclusive price: Base Price = Total Price / (1 + (GST Rate / 100)). GST Amount = Total Price - Base Price.
What is the difference between CGST, SGST, and IGST?
CGST (Central GST) and SGST (State GST) are levied on Intra-State sales (buyer and seller in same state) and split 50:50. IGST (Integrated GST) is levied on Inter-State sales (buyer and seller in different states) and collected by the Central Government.
๐ In-Depth Technical Guide & Industry Standards for GST CALCULATOR
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