ifc:header

Element Information

Model

ifc:name{0,1} , ifc:time_stamp{0,1} , ifc:author{0,1} , ifc:organization{0,1} , ifc:preprocessor_version{0,1} , ifc:originating_system{0,1} , ifc:authorization{0,1} , ifc:documentation{0,1}
Children: ifc:author, ifc:authorization, ifc:documentation, ifc:name, ifc:organization, ifc:originating_system, ifc:preprocessor_version, ifc:time_stamp

Source 

<xs:element name="header" minOccurs="0">
  <xs:complexType>
    <xs:sequence>
      <xs:element name="name" type="xs:string" minOccurs="0"/>
      <xs:element name="time_stamp" type="xs:dateTime" minOccurs="0"/>
      <xs:element name="author" type="xs:string" minOccurs="0"/>
      <xs:element name="organization" type="xs:string" minOccurs="0"/>
      <xs:element name="preprocessor_version" type="xs:string" minOccurs="0"/>
      <xs:element name="originating_system" type="xs:string" minOccurs="0"/>
      <xs:element name="authorization" type="xs:string" minOccurs="0"/>
      <xs:element name="documentation" type="xs:string" minOccurs="0"/>
    </xs:sequence>
  </xs:complexType>
</xs:element>

Sample