GST Calculator

How GST is Calculated

Tax Breakdown:

• CGST = Total GST × 50% (for Intra-state)
• SGST = Total GST × 50% (for Intra-state)
• IGST = Total GST (for Inter-state)

How to Use the GST Calculator

Calculate GST (Goods and Services Tax) amounts quickly with our free online calculator. Follow these steps:

1. Enter Base Amount: Input the product or service amount in rupees before tax.
2. Select GST Rate: Choose from standard rates (5%, 12%, 18%, 28%) or enter a custom rate.
3. Choose Tax Type: Select whether the amount is inclusive or exclusive of GST.
4. Select Tax Mode: Choose between CGST+SGST (intra-state) or IGST (inter-state).
5. View Results: Instantly see base amount, GST breakdown, and total amount.

Key Features of GST Calculator

• All GST Rates: Support for 0%, 5%, 12%, 18%, 28% and custom rates.
• Inclusive/Exclusive: Calculate GST on both inclusive and exclusive amounts.
• Tax Breakdown: Detailed CGST, SGST (intra-state) or IGST (inter-state) breakdown.
• Custom Rate: Enter any custom GST rate for special categories.
• Amount in Words: Convert total amount to Indian Rupees words.

Common Use Cases

Business owners calculate GST on product prices for invoicing. Accountants verify GST amounts for tax filings. E-commerce sellers determine the final price including GST. Freelancers calculate GST for services rendered. Students learning GST concepts use the calculator for practice. Retailers price their products by adding appropriate GST rates.

Tips for Best Results

• Use the "Inclusive" option when you have the final price and need to extract the base amount.
• For intra-state transactions (within same state), use CGST + SGST mode.
• For inter-state transactions, use IGST mode - note that IGST equals CGST + SGST combined.
• Verify calculations with your CA or tax advisor for official business purposes.
• Keep records of all GST calculations for proper tax documentation.