Esta prueba de rectificativa por diferencia me la acaba de validar como buena el xsd:
Código:
<?xml version="1.0" encoding="utf-8" standalone="yes"?>
<in:Invoice xmlns:cac="urn:oasis:names:specification:ubl:schema:xsd:CommonAggregateComponents-2" xmlns:cbc="urn:oasis:names:specification:ubl:schema:xsd:CommonBasicComponents-2" xmlns:in="urn:oasis:names:specification:ubl:schema:xsd:Invoice-2" xmlns:ns4="urn:oasis:names:specification:ubl:schema:xsd:CommonExtensionComponents-2">
<cbc:CustomizationID>urn:cen.eu:en16931:2026#conformant#urn:aeat.es:spfe:1.0.0:extended</cbc:CustomizationID>
<cbc:ProfileID>urn:aeat:names:specification:schema:profile:B2B</cbc:ProfileID>
<cbc:ID>REC202600001</cbc:ID>
<cbc:IssueDate>2026-10-05</cbc:IssueDate>
<cbc:DueDate>2026-11-04</cbc:DueDate>
<cbc:InvoiceTypeCode>384</cbc:InvoiceTypeCode>
<cbc:DocumentCurrencyCode listID="ISO 4217 Alpha">EUR</cbc:DocumentCurrencyCode>
<cac:BillingReference>
<cac:InvoiceDocumentReference>
<cbc:ID>FC0000111</cbc:ID>
<cbc:IssueDate>2026-10-04</cbc:IssueDate>
</cac:InvoiceDocumentReference>
</cac:BillingReference>
<cac:AdditionalDocumentReference>
<cbc:ID>RECT:TIPO</cbc:ID>
<cbc:DocumentTypeCode>R1</cbc:DocumentTypeCode>
</cac:AdditionalDocumentReference>
<cac:AdditionalDocumentReference>
<cbc:ID>RECT:MODALIDAD</cbc:ID>
<cbc:DocumentTypeCode>I</cbc:DocumentTypeCode>
</cac:AdditionalDocumentReference>
<cac:AdditionalDocumentReference>
<cbc:ID>urn:aeat:names:specification:schema:QR</cbc:ID>
<cbc:UUID>https://www2.agenciatributaria.gob.aeat/wlpl/TIKE-CONT/ValidarQR?fecha=2026-10-05&numserie=REC202600001&nif=B29762910&idioma=es&importe=-63.10</cbc:UUID>
<cbc:DocumentTypeCode>QR</cbc:DocumentTypeCode>
<cbc:DocumentDescription>VERIFACTU</cbc:DocumentDescription>
</cac:AdditionalDocumentReference>
<cac:AccountingSupplierParty>
<cac:Party>
<cac:PostalAddress>
<cbc:StreetName>CARDO CUCO, 3</cbc:StreetName>
<cbc:CityName>EL PALO</cbc:CityName>
<cbc:PostalZone>29018</cbc:PostalZone>
<cbc:CountrySubentity>MALAGA</cbc:CountrySubentity>
<cac:Country>
<cbc:IdentificationCode>ES</cbc:IdentificationCode>
</cac:Country>
</cac:PostalAddress>
<cac:PartyTaxScheme>
<cbc:CompanyID schemeID="FC">B29762903</cbc:CompanyID>
<cac:TaxScheme>
<cbc:ID>LOC</cbc:ID>
</cac:TaxScheme>
</cac:PartyTaxScheme>
<cac:PartyLegalEntity>
<cbc:RegistrationName>PEPE S.L.</cbc:RegistrationName>
<cbc:CompanyID schemeID="FC">B29762910</cbc:CompanyID>
</cac:PartyLegalEntity>
</cac:Party>
</cac:AccountingSupplierParty>
<cac:AccountingCustomerParty>
<cac:Party>
<cac:PostalAddress>
<cbc:StreetName>BORREGOS, 33</cbc:StreetName>
<cbc:CityName>CHIPIONA</cbc:CityName>
<cbc:PostalZone>21018</cbc:PostalZone>
<cbc:CountrySubentity>CADIZ</cbc:CountrySubentity>
<cac:Country>
<cbc:IdentificationCode>ES</cbc:IdentificationCode>
</cac:Country>
</cac:PostalAddress>
<cac:PartyTaxScheme>
<cbc:CompanyID schemeID="FC">B39762911</cbc:CompanyID>
<cac:TaxScheme>
<cbc:ID>LOC</cbc:ID>
</cac:TaxScheme>
</cac:PartyTaxScheme>
<cac:PartyLegalEntity>
<cbc:RegistrationName>CAGON S.L.</cbc:RegistrationName>
<cbc:CompanyID schemeID="FC">B39762911</cbc:CompanyID>
</cac:PartyLegalEntity>
<cac:Contact />
</cac:Party>
</cac:AccountingCustomerParty>
<cac:PaymentMeans>
<cbc:ID>Vencimiento_1</cbc:ID>
<cbc:PaymentMeansCode listID="UN/ECE 4461">10</cbc:PaymentMeansCode>
</cac:PaymentMeans>
<cac:PaymentTerms>
<cbc:ID>Vencimiento_1</cbc:ID>
<cbc:Note>Pago en Efectivo</cbc:Note>
<cbc:Amount currencyID="EUR">-63.10</cbc:Amount>
<cbc:PaymentDueDate>2026-12-04</cbc:PaymentDueDate>
</cac:PaymentTerms>
<cac:TaxTotal>
<cbc:TaxAmount currencyID="EUR">-13.10</cbc:TaxAmount>
<cac:TaxSubtotal>
<cbc:TaxableAmount currencyID="EUR">-50.00</cbc:TaxableAmount>
<cbc:TaxAmount currencyID="EUR">-10.50</cbc:TaxAmount>
<cac:TaxCategory>
<cbc:ID>S</cbc:ID>
<cbc:Percent>21.0</cbc:Percent>
<cac:TaxScheme>
<cbc:ID>VAT</cbc:ID>
</cac:TaxScheme>
</cac:TaxCategory>
</cac:TaxSubtotal>
<cac:TaxSubtotal>
<cbc:TaxableAmount currencyID="EUR">-50.00</cbc:TaxableAmount>
<cbc:TaxAmount currencyID="EUR">-2.60</cbc:TaxAmount>
<cac:TaxCategory>
<cbc:ID>N</cbc:ID>
<cbc:Percent>5.2</cbc:Percent>
<cac:TaxScheme>
<cbc:ID>VAT</cbc:ID>
</cac:TaxScheme>
</cac:TaxCategory>
</cac:TaxSubtotal>
</cac:TaxTotal>
<cac:LegalMonetaryTotal>
<cbc:LineExtensionAmount currencyID="EUR">-50.00</cbc:LineExtensionAmount>
<cbc:TaxExclusiveAmount currencyID="EUR">-50.00</cbc:TaxExclusiveAmount>
<cbc:TaxInclusiveAmount currencyID="EUR">-63.10</cbc:TaxInclusiveAmount>
<cbc:PayableAmount currencyID="EUR">-63.10</cbc:PayableAmount>
</cac:LegalMonetaryTotal>
<cac:InvoiceLine>
<cbc:ID>1</cbc:ID>
<cbc:InvoicedQuantity unitCode="EA">1</cbc:InvoicedQuantity>
<cbc:LineExtensionAmount currencyID="EUR">100.00</cbc:LineExtensionAmount>
<cac:Item>
<cbc:Description>Producto 1</cbc:Description>
<cbc:Name>Producto 1</cbc:Name>
<cac:ClassifiedTaxCategory>
<cbc:ID>S</cbc:ID>
<cbc:Percent>21.0</cbc:Percent>
<cac:TaxScheme>
<cbc:ID>VAT</cbc:ID>
</cac:TaxScheme>
</cac:ClassifiedTaxCategory>
<cac:ClassifiedTaxCategory>
<cbc:ID>N</cbc:ID>
<cbc:Percent>5.2</cbc:Percent>
<cac:TaxScheme>
<cbc:ID>VAT</cbc:ID>
</cac:TaxScheme>
</cac:ClassifiedTaxCategory>
<cac:AdditionalItemProperty>
<cbc:Name>urn:aeat:names:specification:schema:lin:REGI</cbc:Name>
<cbc:Value>01</cbc:Value>
<cbc:ValueQualifier>IVA</cbc:ValueQualifier>
</cac:AdditionalItemProperty>
</cac:Item>
<cac:Price>
<cbc:PriceAmount currencyID="EUR">100.00</cbc:PriceAmount>
</cac:Price>
</cac:InvoiceLine>
<cac:InvoiceLine>
<cbc:ID>2</cbc:ID>
<cbc:InvoicedQuantity unitCode="EA">-1</cbc:InvoicedQuantity>
<cbc:LineExtensionAmount currencyID="EUR">-150.00</cbc:LineExtensionAmount>
<cac:Item>
<cbc:Description>Rectificación de Producto 1</cbc:Description>
<cbc:Name>Producto 1</cbc:Name>
<cac:ClassifiedTaxCategory>
<cbc:ID>S</cbc:ID>
<cbc:Percent>21.0</cbc:Percent>
<cac:TaxScheme>
<cbc:ID>VAT</cbc:ID>
</cac:TaxScheme>
</cac:ClassifiedTaxCategory>
<cac:ClassifiedTaxCategory>
<cbc:ID>N</cbc:ID>
<cbc:Percent>5.2</cbc:Percent>
<cac:TaxScheme>
<cbc:ID>VAT</cbc:ID>
</cac:TaxScheme>
</cac:ClassifiedTaxCategory>
<cac:AdditionalItemProperty>
<cbc:Name>urn:aeat:names:specification:schema:lin:REGI</cbc:Name>
<cbc:Value>01</cbc:Value>
<cbc:ValueQualifier>IVA</cbc:ValueQualifier>
</cac:AdditionalItemProperty>
</cac:Item>
<cac:Price>
<cbc:PriceAmount currencyID="EUR">150.00</cbc:PriceAmount>
</cac:Price>
</cac:InvoiceLine>
</in:Invoice>