GST Inclusive/Exclusive Calculator

Calculate gross price, net price, and GST amount for standard slab rates.

GST Slabs
GST Type

GST Breakdown

Net Taxable Value:₹10,000
Central GST (CGST - 9%):₹900
State GST (SGST - 9%):₹900
Total GST Amount (18%):₹1,800
Total Invoice Amount:₹11,800

How This is Calculated (Formula Transparency)

GST Exclusive: GST = Net Amount * Rate / 100; Total = Net + GST. GST Inclusive: Net = Gross Amount / (1 + Rate/100); GST = Gross - Net.

Concept: GST Exclusive: ₹10,000 * 18/100 = ₹1,800. Gross price = ₹10,000 + ₹1,800 = ₹11,800.

Worked Example Case Study

Scenario: Goods worth ₹10,000 (net) with 18% GST.

Detailed Calculation: GST Exclusive: ₹10,000 * 18/100 = ₹1,800. Gross price = ₹10,000 + ₹1,800 = ₹11,800.

Result Outcome: GST Amount: ₹1,800. Total Price: ₹11,800.

Assumptions & Rules

  • Uses standard Indian GST rates (5%, 12%, 18%, 28%) but custom rates are also supported.
  • Calculations are compliant with laws and rates as of FY 2025-26 (AY 2026-27).