The Clearing Corporation will assign five-digit record IDs for Eurex US*. Listed below is a table that portrays the firm assigned and CCorp assigned ranges.

Firms are reminded that a futures and options record with the identical record ID will not be allowed. The Clearing Corporation will reject transfers with duplicate record IDs.

Record ID Ranges:
Firm Assigned Transfers	1 – 4,999	CCorp Assigned	5,000 – 99,999

Firms can assign their record IDs starting with 1 and ending at a firm-defined upper limit, the default being 10,000.

ACT and NTM record IDs will be 5,000 – 99,999.

Firms requesting a specific firm assigned record ID range must contact CSS; otherwise CCorp assigned record IDs will be used.

Should you have any questions, please call or e-mail one of the following Client Services and Support Representatives:

*Trading on Eurex US and clearing of any such trades by CCorp is subject to CFTC approval, which is currently pending.

John Compall		john.compall@clearingcorp.com
Marc MacQuarrie	786-5732	marc.macquarrie@clearingcorp.com
Molly McMahon	786-5731	molly.mcmahon@clearingcorp.com
Jill Turner	786-5718	jill.turner@clearingcorp.com
Thomas Andrews	Director	thomas.andrews@clearingcorp.com
Client Services and Support E-Mail Address		css@clearingcorp.com
CCorp Website		http://www.clearingcorp.com