CME New Index Product Effective 03/13/06

Performance Bond (Margin) Advisory Notices

To	Clearing Member Firms, Chief Financial Officers, Back Office Managers & Margin Managers
From	Clearing House Department
Subject	CME New Index Product Effective 03/13/06
Notice Date	2006-03-09
Notice Number	06-53
Effective Date	2006-03-13
Chicago Mercantile Exchange Inc., Performance Bond staff approved the performance bond requirements for the new GSCI ER Index Future listed on the attached advisory. These margins will become effective with the launch of this product on Monday, March 13, 2006. For the full text of this advisory . . .