GST Calculator Online – Calculate CGST, SGST & IGST Instantly
Professional GST calculator updated with GST 2.0 reforms to calculate GST amounts instantly with precise CGST, SGST, and IGST breakdowns. Support for current Indian GST rates 0%, 5%, 18%, 40% with both inclusive and exclusive calculations.
GST Calculator – GST 2.0 Compliant
GST 2.0 Update – September 2025
This calculator is updated with the latest GST rates as per 56th GST Council decisions effective from September 22, 2025.
GST Calculation Results

GST Calculator Online – Calculate CGST, SGST, and IGST amounts instantly with GST 2.0 compliance
Advanced GST Calculator with GST 2.0 Compliance
Our professional GST calculator is updated with GST 2.0 reforms to provide instant and accurate GST calculations for businesses across India. Calculate CGST, SGST, and IGST amounts with precision using our advanced tax calculation system supporting all current GST rates and transaction types.
🧮 Professional GST Calculator
Advanced GST calculator updated with GST 2.0 rates for instant CGST, SGST, and IGST calculations. Professional-grade accuracy for business invoicing, accounting, and tax compliance with real-time results.
📊 GST 2.0 Rate Support
Calculate GST for all current tax slabs – 0%, 5%, 18%, and 40%. Perfect GST calculator updated with simplified GST structure for businesses dealing with current product categories and tax scenarios.
💼 Business-Grade Results
Professional GST calculator with detailed breakdowns perfect for invoice generation, financial reporting, and GST compliance under the new rate structure. Reduce calculation errors and save valuable time.
📱 Responsive GST Calculator
Access our updated GST calculator from any device – desktop, tablet, or mobile. Calculate GST on-the-go with our responsive, user-friendly interface designed for modern businesses.
🔄 Dual Calculation Modes
Advanced GST calculator supporting both inclusive and exclusive calculations. Switch between modes instantly for different business scenarios and customer requirements under GST 2.0 framework.
✅ Precise & Reliable
Professional GST calculator with 100% accurate calculations using current GST 2.0 rates. No registration required, unlimited calculations, and instant results for all your GST calculation needs.
GST 2.0 Rate | Category | Common Examples | CGST + SGST Split |
---|---|---|---|
0% | Essential Items | Fresh fruits, vegetables, grains, milk, books, newspapers | 0% + 0% |
5% | Merit Rate | Packaged food, daily essentials, medicines, agriculture inputs | 2.5% + 2.5% |
18% | Standard Rate | Electronics, IT services, restaurants, most goods & services | 9% + 9% |
40% | Demerit Rate | Luxury cars, premium bikes, tobacco, sin goods | 20% + 20% |
GST 2.0 simplified the tax structure effective September 22, 2025. For the latest rates and notifications, visit the GST Rate Finder by Government of India.
Why Choose Our Updated GST Calculator?
What is GST 2.0 Calculator?
A GST 2.0 calculator is updated with the simplified tax structure announced by the 56th GST Council. Our GST calculator provides precise CGST, SGST, and IGST calculations for all current tax rates (0%, 5%, 18%, 40%), making tax computation effortless under the new framework. For official GST information, visit the GST Portal by Government of India.
GST 2.0 Components & Calculation
Merit Rate (5%): Essential items and priority sectors
Standard Rate (18%): Most goods and services
Demerit Rate (40%): Luxury and sin goods
Our GST calculator automatically applies current rates and splits taxes correctly for intra-state and inter-state transactions. Learn more about GST 2.0 regulations on the CBIC GST Portal.
Benefits of GST 2.0 Calculator
Our professional GST calculator provides instant, accurate calculations with simplified rate structure. Essential for businesses adapting to GST 2.0 reforms, providing reliable computations for invoicing, compliance, and financial planning under the new tax framework.
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Reverse GST Calculator
Calculate base price from GST inclusive amounts with GST 2.0 rates
Calculate Reverse GST →Frequently Asked Questions – GST 2.0 Calculator
Our GST calculator is updated with GST 2.0 rates effective from September 22, 2025. It calculates CGST, SGST, and total GST amounts using current rates: 0% (exempt), 5% (merit rate), 18% (standard rate), and 40% (demerit rate). For intra-state transactions, the calculator splits tax equally between CGST and SGST. For inter-state transactions, it calculates IGST.
Our GST calculator supports all current GST 2.0 rates: 0% for essential items (fresh produce, books), 5% merit rate for daily necessities (packaged foods, medicines), 18% standard rate for most goods and services (electronics, restaurants), and 40% demerit rate for luxury items (premium cars, tobacco). The calculator automatically applies the correct tax structure for each rate.
As per GST 2.0 reforms, the 12% and 28% rates have been largely eliminated. Most items from the 12% slab moved to 5%, while items from the 28% slab moved to either 18% or 40% depending on their category. Our calculator reflects these current rates and automatically applies the correct structure for GST 2.0 compliance.
Yes, our GST calculator supports both calculation modes with current GST 2.0 rates. For GST exclusive: the calculator adds GST to your base amount. For GST inclusive: the calculator extracts the GST portion from the total amount using the formula: GST Amount = Total Amount – (Total Amount ÷ (1 + GST Rate/100)). Simply select your preferred mode in the calculator interface.
Absolutely! Our updated GST calculator is designed for all business types under the GST 2.0 framework – from small traders to large enterprises. The calculator handles all current GST rates, supports both B2B and B2C transactions, and provides detailed CGST, SGST, and IGST breakdowns suitable for invoice generation, accounting, and compliance under the simplified tax structure.
Yes, our GST calculator is completely free with no registration required. The calculator provides 100% accurate calculations based on current GST 2.0 laws and rates effective from September 22, 2025. You can perform unlimited calculations and access detailed tax breakdowns for professional business compliance and reporting under the new framework.
Our GST calculator provides superior accuracy compared to manual calculations by eliminating human error and ensuring consistent results with current GST 2.0 rates. The calculator uses precise mathematical formulas and instantly computes exact CGST, SGST, and IGST amounts using the simplified rate structure, making it more reliable than manual methods for professional business use.
GST 2.0 rates became effective from September 22, 2025, as per the 56th GST Council decisions. This impacts calculations by simplifying the rate structure from five slabs to four main rates. Our calculator automatically uses current rates, ensuring your GST calculations are compliant with the latest tax framework and provide accurate results for business operations.
Disclaimer:
This GST calculator is updated with GST 2.0 rates for informational and educational purposes only. For official GST rates, regulations, and compliance requirements, please refer to the GST Portal and Central Board of Indirect Taxes and Customs.
*Terms and conditions apply for all financial products and services offered by Protium Finance Ltd.