# ibr-sr-19

Source: https://xmlvalid.com/rules/ibr-sr-19

> Payee name (ibt-059) MUST occur maximum once, if the Payee is different from the Seller

- Level: error
- Rule sets: PINT Billing rules 1.1.3, PINT Billing rules (as shipped with PINT AE) 1.0.4
- Context: `cac:PayeeParty`
- Test: `(count(cac:PartyName/cbc:Name) <= 1) or ((cac:PartyName/cbc:Name) = (../cac:AccountingSupplierParty/cac:Party/cac:PartyLegalEntity/cbc:RegistrationName))`

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