# XML Schema Documentation

### Complex Type: InstrumentId

#### [Table of contents]

Super-types: | xsd:normalizedString < Scheme (by restriction) < InstrumentId (by extension)
Sub-types: | None

Name | InstrumentId
Abstract | no
Documentation | A short form unique identifier for a security.

XML Instance Representation
<...
instrumentIdScheme=" xsd:anyURI [1]">
Scheme
</...>
Diagram
Schema Component Representation
<xsd:complexType name="InstrumentId">
<xsd:simpleContent>
<xsd:extension base=" Scheme ">
<xsd:attribute name="instrumentIdScheme" type=" xsd:anyURI " use="required"/>
</xsd:extension>
</xsd:simpleContent>
</xsd:complexType>