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GST Invoice Format Guide
What a legally compliant GST invoice must include — and the mistakes that get invoices rejected by customers claiming ITC.
What's Included
✓Mandatory fields: GSTIN, invoice number, date, HSN/SAC code
✓Correct tax breakdown: CGST/SGST vs IGST, when each applies
✓Place of supply rules for interstate vs intrastate invoices
✓Common rejection reasons for B2B customers claiming input tax credit
✓Composition Scheme invoice differences (no tax breakdown shown)