GST Calculator

Calculate GST (Goods and Services Tax) amount with CGST, SGST, IGST breakdown for standard rates (5%, 12%, 18%, 28%).

Loading interactive GST Calculator interface...

How to Use GST Calculator

  1. Enter the base amount in Indian Rupees (₹).
  2. Select GST rate (5%, 12%, 18%, 28%, or custom %).
  3. Choose whether the amount is GST Exclusive or GST Inclusive.
  4. View the split: Net Amount, CGST, SGST, and Gross Total.

Technical Specifications & Formula

GST Exclusive: GST = (Amount × Rate) / 100. GST Inclusive: GST = Amount - [Amount × {100 / (100 + Rate)}].

Worked Example: Calculating 18% GST on a ₹10,000 Service

Scenario: A service provider bills ₹10,000 for consulting services subject to an 18% GST tax rate for an intra-state sale.

Calculation / Steps: CGST = (₹10,000 × 9%) = ₹900; SGST = (₹10,000 × 9%) = ₹900; Total Tax = ₹1,800

Result: Total Invoice Payable = ₹11,800 (Net: ₹10,000, Central GST: ₹900, State GST: ₹900)

Important Guidelines & In-Browser Limitations

  • Complies with the standard Indian GST Council tax brackets. For composite schemes or exempt goods, refer to the official CBIC tariff list.

Frequently Asked Questions

What is the split between CGST and SGST?

For intra-state sales, GST is divided equally between Central GST (50%) and State GST (50%). For inter-state, full IGST applies.

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