Validation message
[BR-CO-26]-In order for the buyer to automatically identify a supplier, the Seller identifier (BT-29), the Seller legal registration identifier (BT-30) and/or the Seller VAT identifier (BT-31) shall be present.
Context
cac:AccountingSupplierParty
//ram:SellerTradeParty
UBL
XPath
CII
XPath