F-LIB353

PartyName/Name is mandatory in TaxRepresentativeParty

error: the document is invalid

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.

Test
cac:PartyName and cac:PartyName/cbc:Name and (normalize-space(cac:PartyName/cbc:Name) != '')

Checked with Denmark OIOUBL 2.1 Invoice