Please use the following Record Layouts for APS, Edit, GPS, GUS, Large Trader, Settlement File, Trade Register file and Trex Records. You will need Adobe Acrobat Reader to view these documents.

• BPS File Layout (PDF) (updated October 2005)
• CBOT Broker Listing File Layout (PDF) (updated September 2003)
• CBOT Firm Listing File Layout (PDF) (updated September 2003)
• CBOT Owner/Delegate Fee Tier Structure File Layout (PDF) (updated September 2003)
• CME Commodity Codes/Price Formats (PDF) (updated May 2002)
• Delivery Long Data File Layout (PDF) (updated September 2003)
• Edit File Layout (PDF) (updated April 2006)
• GPS Record File Layout (PDF) (updated June 2007)
• GUS API MQM Message Types (PDF) (updated September 2002)
• Larger Trader Record File Layout (PDF) (updated April 2006)
• Related Accounts & Member Accounts File Layout (PDF) (updated June 1991)
• Settlement Price Record File Layout (PDF) (updated September 2006)
• Trade Register Record File Layout (PDF) (updated June 2004)
• Trade Exchange (TREX) Record Layout Version 2.4.3 (PDF) (updated September 2006)