<xs:attributeGroup name="CodeInfoGroup">
    <xs:annotation>
        <xs:documentation xml:lang="en">This is intended to be used in conjunction with an attribute that uses an OTA code list. It is used  to provide additional information about the code being referenced. </xs:documentation>
        <xs:documentation xml:lang="en">May be used to give further detail on the code or to remove an obsolete item.</xs:documentation>
    </xs:annotation>
    <xs:attribute name="CodeDetail" type="StringLength1to64" use="optional">
        <xs:annotation>
            <xs:documentation xml:lang="en">May be used to give further detail on the code. </xs:documentation>
        </xs:annotation>
    </xs:attribute>
    <xs:attributeGroup ref="RemovalGroup">
        <xs:annotation>
            <xs:documentation xml:lang="en">This is used to indicate that an item is obsolete.</xs:documentation>
        </xs:annotation>
    </xs:attributeGroup>
</xs:attributeGroup>