Tax & Compliancev1.2.0Verified Engine

GST Calculator (Inclusive & Exclusive)

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

Formula v1.2.0

Adjust Inputs

Real-Time Update
₹10,000
₹
Total Gross Amount
₹11,800

Inclusive of all GST charges

Total GST Amount18% GST
₹1,800

CGST: ₹900 | SGST: ₹900

Net Base Amount
₹10,000

Price before tax

Visual Breakdown

Interactive Graphic
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Formula, Assumptions & Regulatory Sources
Calculation Formula
GST Amount = Net Amount × (Rate / 100) = ₹10,000 × (18 / 100) = ₹1,800.00
Statutory Notes
  • For Intra-State supplies (within the same state), GST is split equally between Central GST (CGST) and State GST (SGST).
  • For Inter-State supplies (between different states), Integrated GST (IGST) is levied at the full rate.
Verified Rule Source: Central Goods and Services Tax (CGST) Act, 2017
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Understanding the GST Calculator (Inclusive & Exclusive)

This calculator provides real-time, mathematically verified computations for Indian tax payers, investors, and businesses. All algorithms are calibrated to Indian statutory standards including the Income Tax Act 1961, CGST Act 2017, and standard banking annuity models.

How It Works

  1. Enter your baseline financial values using the input fields or interactive sliders.
  2. Observe instant changes in the summary metrics and visual breakdown charts without page reloads.
  3. Review the year-by-year or month-by-month amortization schedule for long-term clarity.
  4. Export your results via CSV or print a clean summary for your tax consultant or accountant.
Last updated and verified: October 2024 (Budget 2024 Amendment)