ifc:IfcActionTypeEnum

<xs:simpleType name="IfcActionTypeEnum">
  <xs:restriction base="xs:string">
    <xs:enumeration value="permanent_g"/>
    <xs:enumeration value="variable_q"/>
    <xs:enumeration value="extraordinary_a"/>
    <xs:enumeration value="userdefined"/>
    <xs:enumeration value="notdefined"/>
  </xs:restriction>
</xs:simpleType>