[aligned-ibrp-057]-Either both or neither Allowance base amount (ibt-093) and percentage (ibt-094) MUST be provided.
aligned-ibrp-057
cac:AllowanceCharge[cbc:ChargeIndicator = false()]
not(cbc:MultiplierFactorNumeric or cbc:BaseAmount) or (cbc:MultiplierFactorNumeric and cbc:BaseAmount)