Validation message
[BR-O-03]-An Invoice that contains a Document level allowance (BG-20) where the Document level allowance VAT category code (BT-95) is "Not subject to VAT" shall not contain the Seller VAT identifier (BT-31), the Seller tax representative VAT identifier (BT-63) or the Buyer VAT identifier (BT-48).
Context
/ubl:Invoice | /cn:CreditNote
//ram:SpecifiedTradeAllowanceCharge[ram:ChargeIndicator/udt:Indicator=false()]/ram:CategoryTradeTax[ram:CategoryCode = 'O'][upper-case(ram:TypeCode) = 'VAT']
UBL
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