XV-SA-06
The QR code is … characters long; ZATCA's standard allows up to 700.
warning: reported, still valid
What the rule checks
As the rule set's publisher wrote it. The rule runs on every element the context matches, and fails where the test is false; the validator reports the line of that element.
Context
/*/cac:AdditionalDocumentReference[cbc:ID = 'QR']
Test
string-length($qr) le 700
Checked with Saudi Arabia ZATCA Tax Invoice (UBL), Saudi Arabia ZATCA Simplified Tax Invoice (UBL)