What Is an E-Invoice Under GST?
An e-invoice is an invoice whose prescribed details are reported to the Invoice Registration Portal and assigned an Invoice Reference Number (IRN), subject to the applicable GST e-invoicing rules.
Quick Answer
An e-invoice is an invoice whose prescribed details are reported to the Invoice Registration Portal and assigned an Invoice Reference Number (IRN), subject to the applicable GST e-invoicing rules.
An e-invoice is not simply a PDF invoice. Under the GST e-invoicing system, applicable invoice details are reported to the Invoice Registration Portal (IRP), which generates an Invoice Reference Number (IRN) and QR code for the reported document.
Practical GST Workflow
- Maintain complete sales and purchase records.
- Reconcile return data with books and source documents.
- Review exceptions such as credit notes, amendments and ITC restrictions.
- File the applicable GST return and retain supporting records.

