[BR-43]-Each Invoice line charge (BG-28) shall have an Invoice line charge amount (BT-141).
BR-43pxs-taxdata:TaxData/pxs-taxdata:ReportedTransaction/pxs-taxdata:ReportedDocument/pxs-taxdata:DocumentLine/cac:AllowanceCharge[cbc:ChargeIndicator = true()]exists(cbc:Amount)