GST Calculator

Calculate GST with inclusive/exclusive modes and HSN support

GST Calculation Details

GST Breakdown

Enter amount and GST details to see breakdown

GST Calculator (Goods and Services Tax)

Calculate GST for inclusive and exclusive pricing. Split into CGST/SGST (intra-state) or IGST (inter-state). GST rates simplified in September 2025.

Formula

Inclusive: GST = Price × GST Rate / (100 + GST Rate)

Current Rates (2025)

GST Structure (Sept 2025 Reform)

GST Council 56th meeting, effective Sept 22, 2025

Primary slabs: 5% (essentials), 18% (standard), 40% (luxury/sin goods)

Zero-rated / Exempt

GST notifications

Fresh food, unbranded essentials, education, healthcare

Example Calculation

Scenario:

Selling a product for ₹10,000 (exclusive of GST) with 18% GST

Calculation:

GST = 10,000 × 18/100 = ₹1,800

Result:

Invoice amount: ₹11,800 (CGST ₹900 + SGST ₹900 for intra-state)

Key Points

•GST structure simplified to 0%, 5%, 18%, and 40% slabs (Sept 2025)
•Old 12% and 28% slabs merged into 5% or 18% for most items
•Intra-state: CGST + SGST (each half of total); Inter-state: IGST
•Input Tax Credit (ITC) available for businesses to offset GST paid on purchases
•Composition scheme for small businesses: 1% for traders, 5% for restaurants

Tax Implications:

•Businesses with turnover >₹40 lakh must register (₹20 lakh for services)
•GST returns: Monthly (GSTR-1, GSTR-3B) or Quarterly for small businesses
•Reverse charge mechanism for specific services
•E-invoicing mandatory for businesses with turnover >₹5 crore

Disclaimer: The calculations and information provided are estimates based on the inputs provided and current rates as of November 2025. Actual results may vary. Interest rates, tax laws, and regulations are subject to change. Please consult with a qualified financial advisor or tax professional for personalized advice.