# PEPPOL-T19-R004

Source: https://xmlvalid.com/rules/PEPPOL-T19-R004

> A catalogue supplier SHALL contain the full name or an identifier

- Level: error
- Rule sets: Peppol Catalogue rules 3.5
- Context: `cac:SellerSupplierParty`
- Test: `(cac:Party/cac:PartyName/cbc:Name) or (cac:Party/cac:PartyIdentification/cbc:ID)`

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