Message

For Danish Suppliers the PaymentID is mandatory and MUST start with 71#, 73# or 75# (kortartkode) and PayeeFinancialAccount/ID (Kreditornummer) is mandatory and must be exactly 8 characters long, when Payment means equals 93 (FIK)

Context
ubl-invoice:Invoice[$DKSupplierCountry = 'DK' and $DKCustomerCountry = 'DK']/cac:PaymentMeans
Test
not((cbc:PaymentMeansCode = '93') and not(((substring(cbc:PaymentID, 1, 3) = '71#') or (substring(cbc:PaymentID, 1, 3) = '73#') or (substring(cbc:PaymentID, 1, 3) = '75#')) and (string-length(cac:PayeeFinancialAccount/cbc:ID/text()) = 8) ) )