UBL-SR-23

Seller tax representative VAT identifier shall occur maximum once, if the Seller has a tax representative

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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:TaxRepresentativeParty
Test
(count(cac:Party/cac:PartyTaxScheme/cbc:CompanyID) <= 1)

Checked with Romania RO e-Factura Invoice (UBL), Romania RO e-Factura Credit Note (UBL)