[aligned-ibrp-o-06-aunz]-A Document level allowance (ibg-20) where tax category code (ibt-095) is "Not subject to tax" MUST not contain a Document level allowance tax rate (ibt-096).
aligned-ibrp-o-06-aunz
cac:AllowanceCharge[cbc:ChargeIndicator=false()]/cac:TaxCategory[normalize-space(cbc:ID)='O'][cac:TaxScheme/normalize-space(upper-case(cbc:ID))='GST']
not(cbc:Percent)