<xsd:attribute name="schemeURI" type="xsd:anyURI" use="optional">
    <xsd:annotation>
        <xsd:documentation xml:lang="en">
            <ccts:UniqueID xmlns:ccts="urn:un:unece:uncefact:documentation:1.1">UDT0000011-SC8</ccts:UniqueID>
            <ccts:CategoryCode xmlns:ccts="urn:un:unece:uncefact:documentation:1.1">SC</ccts:CategoryCode>
            <ccts:DictionaryEntryName xmlns:ccts="urn:un:unece:uncefact:documentation:1.1">Identification Scheme. Uniform Resource. Identifier</ccts:DictionaryEntryName>
            <ccts:Definition xmlns:ccts="urn:un:unece:uncefact:documentation:1.1">The Uniform Resource Identifier that identifies where the identification scheme is located.</ccts:Definition>
            <ccts:ObjectClass xmlns:ccts="urn:un:unece:uncefact:documentation:1.1">Identification Scheme</ccts:ObjectClass>
            <ccts:PropertyTermName xmlns:ccts="urn:un:unece:uncefact:documentation:1.1">Uniform Resource Identifier</ccts:PropertyTermName>
            <ccts:RepresentationTermName xmlns:ccts="urn:un:unece:uncefact:documentation:1.1">Identifier</ccts:RepresentationTermName>
            <ccts:PrimitiveType xmlns:ccts="urn:un:unece:uncefact:documentation:1.1">string</ccts:PrimitiveType>
            <xsd:BuiltinType>anyURI</xsd:BuiltinType>
        </xsd:documentation>
    </xsd:annotation>
</xsd:attribute>