This specification defines a Platform Independent Model (PIM) for Product Lifecycle Management Services V2.0. Its
informational model is derived from the ISO 10303-214 STEP model by an EXPRESS-X mapping specification and an
EXPRESS-to-XMI mapping process. The functional model is derived from the OMG PDM Enablers V1.3 and to fulfill
requirements of the RFP.

The specification defines a Platform Specific Model (PSM) applicable to the Web Services implementation defined by a
WSDL specification, with a SOAP Binding, and an XML Schema specification.