For Swedish suppliers, when using Seller tax registration identifier, 'Godkänd för F-skatt' must be stated
//cac:AccountingSupplierParty/cac:Party[cac:PostalAddress/cac:Country/cbc:IdentificationCode = 'SE' and exists(cac:PartyLegalEntity/cbc:CompanyID)]/cac:PartyTaxScheme[normalize-space(upper-case(cac:TaxScheme/cbc:ID)) != 'VAT']/cbc:CompanyID
normalize-space(upper-case(.)) = 'GODKÄND FÖR F-SKATT'