<?xml version="1.0" encoding="UTF-8"?>
<!-- Synthetic sample — deliberate validation errors for testing. Not a real invoice. -->
<!-- Errors introduced:
     BR-8    : seller postal address has no country code
     BR-21   : line item has no name
     BR-CO-16: VAT amount states 480.00 but 2000 × 19% = 380.00
-->
<rsm:CrossIndustryInvoice
  xmlns:rsm="urn:un:unece:uncefact:data:standard:CrossIndustryInvoice:100"
  xmlns:ram="urn:un:unece:uncefact:data:standard:ReusableAggregateBusinessInformationEntity:100"
  xmlns:udt="urn:un:unece:uncefact:data:standard:UnqualifiedDataType:100">

  <rsm:ExchangedDocumentContext>
    <ram:GuidelineSpecifiedDocumentContextParameter>
      <ram:ID>urn:cen.eu:en16931:2017#compliant#urn:xoev-de:kosit:standard:xrechnung_3.0</ram:ID>
    </ram:GuidelineSpecifiedDocumentContextParameter>
  </rsm:ExchangedDocumentContext>

  <rsm:ExchangedDocument>
    <ram:ID>INV-2025-ERR2</ram:ID>
    <ram:TypeCode>380</ram:TypeCode>
    <ram:IssueDateTime>
      <udt:DateTimeString format="102">20250315</udt:DateTimeString>
    </ram:IssueDateTime>
  </rsm:ExchangedDocument>

  <rsm:SupplyChainTradeTransaction>
    <ram:ApplicableHeaderTradeAgreement>
      <ram:BuyerReference>PO-2025-ERR2</ram:BuyerReference>
      <ram:SellerTradeParty>
        <ram:Name>BaseInvoice GmbH</ram:Name>
        <!-- BR-8: PostalTradeAddress present but CountryID omitted -->
        <ram:PostalTradeAddress>
          <ram:LineOne>Musterstraße 12</ram:LineOne>
          <ram:CityName>Berlin</ram:CityName>
          <ram:PostcodeCode>10115</ram:PostcodeCode>
        </ram:PostalTradeAddress>
        <ram:SpecifiedTaxRegistration>
          <ram:ID schemeID="VA">DE123456789</ram:ID>
        </ram:SpecifiedTaxRegistration>
      </ram:SellerTradeParty>
      <ram:BuyerTradeParty>
        <ram:Name>Bundesministerium der Finanzen (Synthetic)</ram:Name>
        <ram:PostalTradeAddress>
          <ram:LineOne>Wilhelmstraße 97</ram:LineOne>
          <ram:CityName>Berlin</ram:CityName>
          <ram:PostcodeCode>10117</ram:PostcodeCode>
          <ram:CountryID>DE</ram:CountryID>
        </ram:PostalTradeAddress>
      </ram:BuyerTradeParty>
    </ram:ApplicableHeaderTradeAgreement>

    <ram:ApplicableHeaderTradeDelivery/>

    <ram:ApplicableHeaderTradeSettlement>
      <ram:PaymentReference>INV-2025-ERR2</ram:PaymentReference>
      <ram:InvoiceCurrencyCode>EUR</ram:InvoiceCurrencyCode>
      <ram:ApplicableTradeTax>
        <!-- BR-CO-16: 2000 × 19% = 380.00, but 480.00 is stated here -->
        <ram:CalculatedAmount>480.00</ram:CalculatedAmount>
        <ram:TypeCode>VAT</ram:TypeCode>
        <ram:BasisAmount>2000.00</ram:BasisAmount>
        <ram:CategoryCode>S</ram:CategoryCode>
        <ram:RateApplicablePercent>19</ram:RateApplicablePercent>
      </ram:ApplicableTradeTax>
      <ram:SpecifiedTradePaymentTerms>
        <ram:DueDateDateTime>
          <udt:DateTimeString format="102">20250414</udt:DateTimeString>
        </ram:DueDateDateTime>
      </ram:SpecifiedTradePaymentTerms>
      <ram:SpecifiedTradeSettlementHeaderMonetarySummation>
        <ram:LineTotalAmount>2000.00</ram:LineTotalAmount>
        <ram:TaxBasisTotalAmount>2000.00</ram:TaxBasisTotalAmount>
        <ram:TaxTotalAmount currencyID="EUR">480.00</ram:TaxTotalAmount>
        <ram:GrandTotalAmount>2480.00</ram:GrandTotalAmount>
        <ram:DuePayableAmount>2480.00</ram:DuePayableAmount>
      </ram:SpecifiedTradeSettlementHeaderMonetarySummation>
    </ram:ApplicableHeaderTradeSettlement>

    <ram:IncludedSupplyChainTradeLineItem>
      <ram:AssociatedDocumentLineDocument>
        <ram:LineID>1</ram:LineID>
      </ram:AssociatedDocumentLineDocument>
      <!-- BR-21: SpecifiedTradeProduct present but Name omitted -->
      <ram:SpecifiedTradeProduct/>
      <ram:SpecifiedLineTradeAgreement>
        <ram:NetPriceProductTradePrice>
          <ram:ChargeAmount>100.00</ram:ChargeAmount>
        </ram:NetPriceProductTradePrice>
      </ram:SpecifiedLineTradeAgreement>
      <ram:SpecifiedLineTradeDelivery>
        <ram:BilledQuantity unitCode="HUR">20</ram:BilledQuantity>
      </ram:SpecifiedLineTradeDelivery>
      <ram:SpecifiedLineTradeSettlement>
        <ram:ApplicableTradeTax>
          <ram:TypeCode>VAT</ram:TypeCode>
          <ram:CategoryCode>S</ram:CategoryCode>
          <ram:RateApplicablePercent>19</ram:RateApplicablePercent>
        </ram:ApplicableTradeTax>
        <ram:SpecifiedTradeSettlementLineMonetarySummation>
          <ram:LineTotalAmount>2000.00</ram:LineTotalAmount>
        </ram:SpecifiedTradeSettlementLineMonetarySummation>
      </ram:SpecifiedLineTradeSettlement>
    </ram:IncludedSupplyChainTradeLineItem>
  </rsm:SupplyChainTradeTransaction>
</rsm:CrossIndustryInvoice>
