Market Data Advisory Notices
To Quote Vendors
From Market Data Operations
Subject FIX/FAST 1.2 Release on Sunday, June 1, 2008 - FIX/FAST Users Only
Notice Date 2008-05-08
Notice Number Q2008-089
Effective Date 2008-06-01
On, Sunday, June 1, 2008, (trade date Monday, June 2), CME Group will release FIX/FAST 1.2, which includes e nhancements to the Market Data Incremental Refresh (tag 35-MsgType=X), Security Definition (tag 35-MsgType=d) and Market Data Snapshot Full Refresh (tag 35-MsgType=W) messages. Please download the new production templates prior to market open on Sunday, June 1, 2008, to ensure you have the most current version of the product templates, as this is the first time that these templates have been modified in production.
 
FIX/FAST 1.2 will be available in New Release on Thursday, May 8, 2008. For additional information regarding the release of FIX/FAST 1.2, please review the FIX/FAST 1.2 Client Impact Assessment.