Expected total sum of charges at document level MUST be equal to the sum of charges at document level, if expected total sum of charges at document level is provided
//cac:AnticipatedMonetaryTotal(cbc:ChargeTotalAmount and (xs:decimal(cbc:ChargeTotalAmount)) = (round(xs:decimal(sum(/ubl:Order/cac:AllowanceCharge[cbc:ChargeIndicator="true"]/cbc:Amount)) * 10 * 10) div 100)) or not(cbc:ChargeTotalAmount)