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QR Codes and FBR Invoice Numbers: What Must Appear on a Digital Invoice

FBR Digital Invoicing August 22, 2026 2 min read
August 22, 2026 2 min read eInvoices Team
QR Codes and FBR Invoice Numbers: What Must Appear on a Digital Invoice

Once integrated, your invoices change in small but important ways. Knowing what belongs on the document keeps you compliant and helps your customers trust it.

The FBR invoice number

Every reported invoice receives a unique FBR reference at the time of issue. This is separate from your internal invoice number. Both should print on the document, and the FBR number is what a buyer or officer uses to verify the invoice.

The QR code

The QR code encodes the verification reference. Anyone can scan it to confirm the invoice exists in FBR records and matches what was reported. Print it clearly. A smudged thermal print that cannot scan defeats the purpose.

The usual invoice essentials

  • Your business name, address and STRN, plus NTN.
  • Buyer name, and buyer registration number for registered buyers.
  • Date, item description, quantity, value, sales tax rate and amount per line.
  • Totals that reconcile to the reported data exactly.

What verification looks like for your customer

The buyer scans the QR code or checks the FBR reference through official verification channels. A verified invoice protects their input tax claim, which is exactly why documented buyers now insist on it.

A practical tip for printed layouts

Test your printed invoice at real size on your real printer. We have seen perfect data ruined by a layout that clipped the QR code. One test print saves that embarrassment.

Frequently Asked Questions
What does the QR code on an FBR invoice do?
It encodes the verification reference so anyone can scan it and confirm the invoice exists in FBR records and matches the reported data.
Is the FBR invoice number the same as my invoice number?
No. Your internal number stays, and the FBR reference is assigned when the invoice is reported. Compliant layouts print both.
How does a buyer verify a digital invoice?
By scanning the QR code or checking the FBR reference through official verification channels, which confirms the invoice was reported.