GST Calculator 2025

Updated with Latest Revised Rates

New Rates effective from September 22, 2025

GST Calculator

GST Rate Guide

Find GST rates for specific items

Essential Items (0% GST)

    Daily Use Items (5% GST)

      Standard Items (18% GST)

        Luxury & Sin Goods (40% GST)

          Additional Tools

          Reverse GST Calculator

          Remove GST from inclusive amount

          Bulk Calculator

          Calculate GST for multiple items

          GST Information

          New GST Structure (Effective September 22, 2025)

          • Simplified from 4-tier (5%, 12%, 18%, 28%) to 2-tier structure (5%, 18%)
          • Added 0% category for essential items
          • Added 40% category for sin goods and luxury items
          • Major rate cuts on daily use items
          • Exemption on individual life and health insurance

          Calculation Formulas

          For Amount Excluding GST:
          GST Amount = (Amount × GST Rate) / 100
          For Amount Including GST:
          GST Amount = Amount - [Amount × {100/(100+GST Rate)}]
          Intrastate: CGST = SGST = GST Amount / 2
          Interstate: IGST = GST Amount