This document is owned and copyrighted by the International Alliance for Interoperability
© IAI 1996-2003

By using the IFC2x specification you agree to the following copyright notice

The specification has been developed in 1999-2003 by the Model Support Group (MSG) of the IAI
Yoshinobu Adachi, James Forester, Juha Hyvarinen, Kari Karstila, Thomas Liebich, Jeffrey Wix