<xs:element name="Invoice">
<xs:complexType>
<xs:sequence>
<xs:group ref="FinancialDocumentHeader" />
<xs:choice maxOccurs="unbounded">
<xs:element ref="InvoiceLine" />
<xs:element ref="CreditLine" />
<xs:element ref="InformationalLine" />
</xs:choice>
<xs:group ref="FinancialDocumentFooter" />
</xs:sequence>
<xs:attribute name="messageCode" type="AdsMLFinancialsMessageCodeCV" use="required" fixed="FD-NV" />
<xs:attributeGroup ref="adsml:commonMessageAttributes" />
</xs:complexType>
</xs:element>
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