GST Calculator
Calculate Goods and Services Tax (GST) for products and services across standard tax slabs (5%, 12%, 18%, 28%).
Input Calculation Parameters
₹
%
Calculation Results
GST Added (Exclusive)
0
Total Price (Exclusive GST)
0
Base Price (Inclusive GST)
0
How the Calculation Works
Exclusive GST = Base Amount x Rate / 100. Inclusive Base = Total Amount / (1 + Rate / 100). Split into equal CGST (Central) and SGST (State).
Worked Example
Here is a step-by-step example calculation for ₹10,000 Amount @ 18% GST:
| Parameter | Value |
|---|---|
| Exclusive Gst | ₹1,800 (Total ₹11,800) |
| Inclusive Base | ₹8,474.58 (GST ₹1,525.42) |
Scenario Analysis
Comparing different tenures, interest rates, or investment horizons:
| Scenario Label | Key Metric |
|---|---|
| 18% Standard Rate | Exclusive: ₹1,800 |
Common Mistakes to Avoid
- Applying exclusive GST formula when calculating base price from MRP prices.
Frequently Asked Questions (FAQs)
What is CGST vs SGST vs IGST?
CGST and SGST apply to intrastate sales (equal split). IGST applies to interstate sales.
Authoritative Sources & Regulatory References
Author: SmartPaisa Financial Research Team
Reviewer: Reviewed by Financial Engineering Team
Last Reviewed: 2026-08-17
Financial Disclaimer: This calculator provides estimates for educational purposes only based on standard mathematical formulas and current Indian regulatory guidelines. Actual returns, taxes, or EMI payments may vary depending on bank policies, market volatility, or individual tax brackets. Consult a SEBI-registered investment advisor or Chartered Accountant (CA) before making financial decisions.
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