xmlvalid
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BR-FXEXT-CO-15

If Invoice Total VAT amount (BT-110) ,where currency (BT-110-0) is equal to BT-5, is present, then the Absolute Value of (Invoice total amount with VAT (BT-112) - Invoice total amount without VAT (BT-109) - Invoice total VAT amount (BT-110)) <= 0,01 * (Number of line net amounts (BT-131) + Number of Document level allowance amounts (BT-92) + Number of Document level charges amounts (BT-99) + Number of Logistics Service fee amounts (BT-X-272). Else, Invoice total amount with VAT (BT-112) is equal to Invoice total amount without VAT (BT-109).

error: the document is invalid

What the rule checks

As the rule set's publisher wrote it. The rule runs on every element the context matches, and fails where the test is false; the validator reports the line of that element.

Factur-X EXTENDED rules 1.09.2
Context
//ram:SpecifiedTradeSettlementHeaderMonetarySummation
Test
for $Currency in ../ram:InvoiceCurrencyCode, $BT109 in xs:decimal(ram:TaxBasisTotalAmount), $BT110 in xs:decimal(ram:TaxTotalAmount[@currencyID=$Currency]), $BT112 in xs:decimal(ram:GrandTotalAmount), $nbTaxTotalAmountInvoiceCurrency in count (ram:TaxTotalAmount[@currencyID=$Currency] ), $nbLineItems in xs:decimal(count(../../ram:IncludedSupplyChainTradeLineItem[not(ram:AssociatedDocumentLineDocument/ram:LineStatusReasonCode) or ram:AssociatedDocumentLineDocument/ram:LineStatusReasonCode = 'DETAIL'])), $nbAllowanceItems in xs:decimal(count(../ram:SpecifiedTradeAllowanceCharge[ram:ChargeIndicator/udt:Indicator='false'])), $nbChargeItems in xs:decimal(count(../ram:SpecifiedTradeAllowanceCharge[ram:ChargeIndicator/udt:Indicator='true']) + count(../ram:SpecifiedLogisticsServiceCharge)), $tolerance in xs:decimal(0.01), $maxTolerance in $tolerance * ($nbLineItems + $nbAllowanceItems + $nbChargeItems), $diff in xs:decimal($BT112 - $BT110 - $BT109), $abs in xs:decimal(abs($diff)) return ($abs le $maxTolerance and $nbTaxTotalAmountInvoiceCurrency eq 1) or ($BT109 eq $BT112 and $nbTaxTotalAmountInvoiceCurrency ne 1)

Checked with France Factur-X EXTENDED, Factur-X / ZUGFeRD EXTENDED