Rules / ALIGNED-IBRP-SR-12
ALIGNED-IBRP-SR-12 error
Seller tax identifier must occur maximum once
Seller tax identifier (ibt-031) must occur maximum once.
Fails when this is false
(count(cac:AccountingSupplierParty/cac:Party/cac:PartyTaxScheme[cac:TaxScheme/upper-case(cbc:ID)='VAT']/cbc:CompanyID) <= 1)The schematron test, verbatim. Context: /ubl:Invoice | /cn:CreditNote
Fix
Change the data so the statement above is true. Paste the invoice into the validator to see the exact element that fails.