# W-LIB219

Source: https://xmlvalid.com/rules/W-LIB219

> The attribute Name@languageID should be used when more than one PartyName class is present

- Level: warning
- Rule sets: OIOUBL 2.1 Invoice rules (Denmark) 1.17.2, OIOUBL 2.1 Credit Note rules (Denmark) 1.17.2, OIOUBL 2.1 Reminder rules (Denmark) 1.17.2
- Test: `count(../cac:PartyName) > 1 and not(./cbc:Name/@languageID)`

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