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All Free Tools

GST Calculator

Calculate taxable value, CGST, SGST, IGST and total amount for Indian GST invoices.

Free estimateNo login required Rules snapshot 2026-08-15

Enter invoice details

GST split calculator

Live result

Total invoice amount
₹1,180
Taxable value
₹1,000
Total GST
₹180
CGST
₹90
SGST
₹90
IGST
₹0
Build workbook
What this result assumes
  • Rate: 18%
  • Split: CGST + SGST
  • FY 2026-27; reviewed 2026-08-15

Verify the correct GST rate and HSN/SAC for your item before using this in invoices or returns.

GST amount estimate only

This tool calculates tax split from the rate and supply type you choose. It does not decide product HSN/SAC classification, exemption, reverse charge, place-of-supply edge cases or filing treatment.

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Income Tax Comparator

Compare Old vs New tax regime for FY 2025-26. Find which saves you more.

Need a full Excel sheet?

Create a ready-to-use .xlsx with formulas, formatting and Indian business fields from this calculator.

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