# XV-SA-06

Source: https://xmlvalid.com/rules/XV-SA-06

> The QR code is … characters long; ZATCA's standard allows up to 700.

- Level: warning
- Rule sets: ZATCA cryptographic stamp and QR code checks Security Features Implementation Standards 1.1, SDK 3.4.6
- Context: `/*/cac:AdditionalDocumentReference[cbc:ID = 'QR']`
- Test: `string-length($qr) le 700`

Validate a document against these rules: https://xmlvalid.com/validate