eigentlich nur ein Steuersatz angeben (die BigDecimal(19) nach der H87) der dann im CalculatedAmount auch korrekt berechnet wird:
<rsm:CrossIndustryInvoice xmlns:rsm="urn:un:unece:uncefact:data:standard:CrossIndustryInvoice:100" xmlns:xsi="
http://www.w3.org/2001/XMLSchema-instance" xmlns:ram="urn:un:unece:uncefact:data:standard:ReusableAggregateBusinessInformationEntity:100" xmlns:udt="urn:un:unece:uncefact:data:standard:UnqualifiedDataType:100" xmlns:qdt="urn:un:unece:uncefact:data:standard:QualifiedDataType:100">
<!-- generated by:
mustangproject.org v2.16.2-->
<rsm:ExchangedDocumentContext>
<ram:BusinessProcessSpecifiedDocumentContextParameter>
<ram:ID>urn:fdc:peppol.eu:2017:poacc:billing:01:1.0</ram:ID>
</ram:BusinessProcessSpecifiedDocumentContextParameter>
<ram:GuidelineSpecifiedDocumentContextParameter>
<ram:ID>urn:cen.eu:en16931:2017#compliant#urn:xeinkauf.de:kosit:xrechnung_3.0</ram:ID>
</ram:GuidelineSpecifiedDocumentContextParameter>
</rsm:ExchangedDocumentContext>
<rsm:ExchangedDocument>
<ram:ID>123</ram:ID>
<ram:TypeCode>380</ram:TypeCode>
<ram:IssueDateTime>
<udt:DateTimeString format="102">20250213</udt:DateTimeString>
</ram:IssueDateTime>
</rsm:ExchangedDocument>
<rsm:SupplyChainTradeTransaction>
<ram:IncludedSupplyChainTradeLineItem>
<ram:AssociatedDocumentLineDocument>
<ram:LineID>1</ram:LineID>
</ram:AssociatedDocumentLineDocument>
<ram:SpecifiedTradeProduct>
<ram:Name>Testprodukt</ram:Name>
</ram:SpecifiedTradeProduct>
<ram:SpecifiedLineTradeAgreement>
<ram:NetPriceProductTradePrice>
<ram:ChargeAmount>1.0000</ram:ChargeAmount>
<ram:BasisQuantity unitCode="H87">1.0000</ram:BasisQuantity>
</ram:NetPriceProductTradePrice>
</ram:SpecifiedLineTradeAgreement>
<ram:SpecifiedLineTradeDelivery>
<ram:BilledQuantity unitCode="H87">1.0000</ram:BilledQuantity>
</ram:SpecifiedLineTradeDelivery>
<ram:SpecifiedLineTradeSettlement>
<ram:ApplicableTradeTax>
<ram:TypeCode>VAT</ram:TypeCode>
<ram:CategoryCode>S</ram:CategoryCode>
<ram:RateApplicablePercent>19.00</ram:RateApplicablePercent>
</ram:ApplicableTradeTax>
<ram:SpecifiedTradeSettlementLineMonetarySummation>
<ram:LineTotalAmount>1.00</ram:LineTotalAmount>
</ram:SpecifiedTradeSettlementLineMonetarySummation>
</ram:SpecifiedLineTradeSettlement>
</ram:IncludedSupplyChainTradeLineItem>
<ram:ApplicableHeaderTradeAgreement>
<ram:BuyerReference>991-01484-64</ram:BuyerReference>
<ram:SellerTradeParty>
<ram:Name>Test company</ram:Name>
<ram:DefinedTradeContact>
<ram:PersonName>Hans Test</ram:PersonName>
<ram:TelephoneUniversalCommunication>
<ram:CompleteNumber>+49123456789</ram:CompleteNumber>
</ram:TelephoneUniversalCommunication>
<ram:EmailURIUniversalCommunication>
<ram:URIID>
te...@example.org</ram:URIID>
</ram:EmailURIUniversalCommunication>
</ram:DefinedTradeContact>
<ram:PostalTradeAddress>
<ram:PostcodeCode>55232</ram:PostcodeCode>
<ram:LineOne>teststr</ram:LineOne>
<ram:CityName>teststadt</ram:CityName>
<ram:CountryID>DE</ram:CountryID>
</ram:PostalTradeAddress>
<ram:URIUniversalCommunication>
<ram:URIID schemeID="EM">
in...@example.org</ram:URIID>
</ram:URIUniversalCommunication>
<ram:SpecifiedTaxRegistration>
<ram:ID schemeID="VA">DE0815</ram:ID>
</ram:SpecifiedTaxRegistration>
<ram:SpecifiedTaxRegistration>
<ram:ID schemeID="FC">DE4711</ram:ID>
</ram:SpecifiedTaxRegistration>
</ram:SellerTradeParty>
<ram:BuyerTradeParty>
<ram:Name>Franz Müller</ram:Name>
<ram:PostalTradeAddress>
<ram:PostcodeCode>55232</ram:PostcodeCode>
<ram:LineOne>teststr.12</ram:LineOne>
<ram:CityName>Entenhausen</ram:CityName>
<ram:CountryID>DE</ram:CountryID>
</ram:PostalTradeAddress>
<ram:URIUniversalCommunication>
<ram:URIID schemeID="EM">
in...@mueller.com</ram:URIID>
</ram:URIUniversalCommunication>
</ram:BuyerTradeParty>
</ram:ApplicableHeaderTradeAgreement>
<ram:ApplicableHeaderTradeDelivery>
<ram:ActualDeliverySupplyChainEvent>
<ram:OccurrenceDateTime>
<udt:DateTimeString format="102">20250213</udt:DateTimeString>
</ram:OccurrenceDateTime>
</ram:ActualDeliverySupplyChainEvent>
</ram:ApplicableHeaderTradeDelivery>
<ram:ApplicableHeaderTradeSettlement>
<ram:InvoiceCurrencyCode>EUR</ram:InvoiceCurrencyCode>
<ram:SpecifiedTradeSettlementPaymentMeans>
<ram:TypeCode>58</ram:TypeCode>
<ram:Information>SEPA credit transfer</ram:Information>
<ram:PayeePartyCreditorFinancialAccount>
<ram:IBANID>DE12500105170648489890</ram:IBANID>
</ram:PayeePartyCreditorFinancialAccount>
<ram:PayeeSpecifiedCreditorFinancialInstitution>
<ram:BICID>COBADEFXXX</ram:BICID>
</ram:PayeeSpecifiedCreditorFinancialInstitution>
</ram:SpecifiedTradeSettlementPaymentMeans>
<ram:ApplicableTradeTax>
<ram:CalculatedAmount>0.19</ram:CalculatedAmount>
<ram:TypeCode>VAT</ram:TypeCode>
<ram:BasisAmount>1.00</ram:BasisAmount>
<ram:CategoryCode>S</ram:CategoryCode>
<ram:RateApplicablePercent>19.00</ram:RateApplicablePercent>
</ram:ApplicableTradeTax>
<ram:SpecifiedTradePaymentTerms>
<ram:Description>Please remit until 13.02.2025</ram:Description>
<ram:DueDateDateTime>
<udt:DateTimeString format="102">20250213</udt:DateTimeString>
</ram:DueDateDateTime>
</ram:SpecifiedTradePaymentTerms>
<ram:SpecifiedTradeSettlementHeaderMonetarySummation>
<ram:LineTotalAmount>1.00</ram:LineTotalAmount>
<ram:ChargeTotalAmount>0.00</ram:ChargeTotalAmount>
<ram:AllowanceTotalAmount>0.00</ram:AllowanceTotalAmount>
<ram:TaxBasisTotalAmount>1.00</ram:TaxBasisTotalAmount>
<ram:TaxTotalAmount currencyID="EUR">0.19</ram:TaxTotalAmount>
<ram:GrandTotalAmount>1.19</ram:GrandTotalAmount>
<ram:TotalPrepaidAmount>0.00</ram:TotalPrepaidAmount>
<ram:DuePayableAmount>1.19</ram:DuePayableAmount>
</ram:SpecifiedTradeSettlementHeaderMonetarySummation>
</ram:ApplicableHeaderTradeSettlement>
</rsm:SupplyChainTradeTransaction>
</rsm:CrossIndustryInvoice>