<xs:simpleType name="IfcRoleEnum">
    <xs:restriction base="xs:string">
        <xs:enumeration value="supplier" />
        <xs:enumeration value="manufacturer" />
        <xs:enumeration value="contractor" />
        <xs:enumeration value="subcontractor" />
        <xs:enumeration value="architect" />
        <xs:enumeration value="structuralengineer" />
        <xs:enumeration value="costengineer" />
        <xs:enumeration value="client" />
        <xs:enumeration value="buildingowner" />
        <xs:enumeration value="buildingoperator" />
        <xs:enumeration value="mechanicalengineer" />
        <xs:enumeration value="electricalengineer" />
        <xs:enumeration value="projectmanager" />
        <xs:enumeration value="facilitiesmanager" />
        <xs:enumeration value="civilengineer" />
        <xs:enumeration value="comissioningengineer" />
        <xs:enumeration value="engineer" />
        <xs:enumeration value="owner" />
        <xs:enumeration value="consultant" />
        <xs:enumeration value="constructionmanager" />
        <xs:enumeration value="fieldconstructionmanager" />
        <xs:enumeration value="reseller" />
        <xs:enumeration value="userdefined" />
    </xs:restriction>
</xs:simpleType>

• IfcRoleEnum
• ifc:Role
• ifc:IfcRoleEnum