Free Tool

GST Calculator

Add GST to a base amount or extract GST from a total. Handles CGST + SGST for intra-state and IGST for inter-state transactions.

Amount (INR)GST rate

Mode

Intra-state transaction (CGST + SGST). Uncheck for inter-state (IGST).

Result

Base amount₹10,000.00

GST @ 18%₹1,800.00

CGST @ 9%₹900.00

SGST @ 9%₹900.00

Total₹11,800.00

Disclaimer: This tool is for indicative estimation only. Please consult a professional before relying on the output for statutory filings or commercial transactions.