Beispiel XML Format für E-Invoicing in Deutschland?

Ein Beispiel für ein XML-Format für elektronische Rechnungen in Deutschland ist das ZUGFeRD-Format (Zentraler User Guide des Forums elektronische Rechnung Deutschland). Hier ist ein einfaches Beispiel für eine ZUGFeRD-Rechnung:

```xml
<?xml version="1.0" encoding="UTF-8"?>
rsm:CrossIndustryInvoice xmlns:rsm="urn:ferd:CrossIndustryDocument:invoice:1p0">
<rsm:ExchangedDocumentContext>
<ram:GuidelineSpecifiedDocumentContextParameter>
<ram:ID>ZUGFeRD</ram:ID>
</ram:GuidelineSpecifiedDocumentContextParameter>
</rsm:ExchangedDocumentContext>
<rsm:ExchangedDocument>
<ram:ID>RE-12345</ram:ID>
<ram:TypeCode>380</ram:TypeCode>
<ram:IssueDateTime>
<udt:DateTimeString format="102">20230101</udt:DateTimeString>
</ram:IssueDateTime>
</rsm:ExchangedDocument>
<rsm:SupplyChainTradeTransaction>
<ram:ApplicableHeaderTradeAgreement>
<ram:SellerTradeParty>
<ram:Name>Beispiel GmbH</ram:Name>
<ram:PostalTradeAddress>
<ram:PostcodeCode>12345</ram:PostcodeCode>
<ram:LineOne>Beispielstraße 1</ram:LineOne>
<ram:CityName>Beispielstadt</ram:CityName>
<ram:CountryID>DE</ram:CountryID>
</ram:PostalTradeAddress>
</ram:SellerTradeParty>
<ram:BuyerTradeParty>
<ram:Name>Kunde AG</ram:Name>
<ram:PostalTradeAddress>
<ram:PostcodeCode>54321</ram:PostcodeCode>
<ram:LineOne>Kundenstraße 2</ram:LineOne>
<ram:CityName>Kundenstadt</ram:CityName>
<ram:CountryID>DE</ram:CountryID>
</ram:PostalTradeAddress>
</ram:BuyerTradeParty>
</ram:ApplicableHeaderTradeAgreement>
<ram:ApplicableHeaderTradeDelivery>
<ram:ActualDeliverySupplyChainEvent>
<ram:OccurrenceDateTime>
<udt:DateTimeString format="102">20230101</udt:DateTimeString>
</ram:OccurrenceDateTime>
</ram:ActualDeliverySupplyChainEvent>
</ram:ApplicableHeaderTradeDelivery>
<ram:ApplicableHeaderTradeSettlement>
<ram:InvoiceCurrencyCode>EUR</ram:InvoiceCurrencyCode>
<ram:SpecifiedTradeSettlementPaymentMeans>
<ram:TypeCode>30</ram:TypeCode>
<ram:Information>Konto 12345678 bei Beispielbank</ram:Information>
</ram:SpecifiedTradeSettlementPaymentMeans>
<ram:ApplicableTradeTax>
<ram:TypeCode>VAT</ram:TypeCode>
<ram:CategoryCode>S</ram:CategoryCode>
<ram:RateApplicablePercent>19.00</ram:RateApplicablePercent>
</ram:ApplicableTradeTax>
<ram:SpecifiedTradeSettlementMonetarySummation>
<ram:LineTotalAmount>100.00</ram:LineTotalAmount>
<ram:ChargeTotalAmount>0.00</ram:ChargeTotalAmount>
<ram:AllowanceTotalAmount>0.00</ram:AllowanceTotalAmount>
<ram:TaxBasisTotalAmount>100.00</ram:TaxBasisTotalAmount>
<ram:TaxTotalAmount>19.00</ram:TaxTotalAmount>
<ram:GrandTotalAmount>119.00</ram:GrandTotalAmount>
<ram:DuePayableAmount>119.00</ram:DuePayableAmount>
</ram:SpecifiedTradeSettlementMonetarySummation>
</ram:ApplicableHeaderTradeSettlement>
<ram:IncludedSupplyChainTradeLineItem>
<ram:AssociatedDocumentLineDocument>
<ram:LineID>1</ram:LineID>
</ram:AssociatedDocumentLineDocument>
<ram:SpecifiedTradeProduct>
<ram:Name>Produkt A</ram:Name>
</ram:SpecifiedTradeProduct>
<ram:SpecifiedLineTradeAgreement>
<ram:GrossPriceProductTradePrice>
<ram:ChargeAmount>100.00</ram:ChargeAmount>
</ram:GrossPriceProductTradePrice>
</ram:SpecifiedLineTradeAgreement>
<ram:SpecifiedLineTradeDelivery