How to use the Indian GST Calculator?
Calculating GST in India can be complex due to multiple tax slabs (5%, 12%, 18%, 28%). Our online calculator simplifies this process, whether you are a business owner pricing a product or a consumer checking a bill.
Step 1: Enter the Amount
Input the value of your goods or services.
Step 2: Choose Mode
Select 'Exclusive' to add GST to a base price, or 'Inclusive' to find the base price of a final bill.
GST Formula
To Add GST (Exclusive):
GST = (Base Price × Rate) / 100To Remove GST (Inclusive):
Base = Total / (1 + Rate/100)GST Calculation Examples
Example 1: Add GST (18%)
If your product cost is ₹1,000 and the GST rate is 18%, your GST will be ₹180, and the final price will be ₹1,180.
Example 2: Remove GST (Inclusive)
If you bought an item for ₹1,180 (GST inclusive at 18%), our calculator shows the base price was ₹1,000 and the GST paid was ₹180.
GST Calculator FAQ
What are the GST slabs in India?↓
The current GST slabs in India are 0%, 5%, 12%, 18%, and 28%. Most common services and goods fall under the 18% slab.
How is CGST and SGST calculated?↓
For intra-state transactions, GST is split equally into Central GST (CGST) and State GST (SGST). For example, 18% GST becomes 9% CGST and 9% SGST.
Is this calculator accurate?↓
Yes, our calculator uses the official Indian GST formulas to provide 100% accurate results for both inclusive and exclusive calculations.