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Request for Cross (RFC) functionality, which allows a buy order and a sell order to be entered on a single ticket, is currently available for CME interest rate options trades on CME Globex which result from allowable pre-execution communications.
Effective Sunday, March 29, 2009 (trade date March 30), RFC functionality on CME Globex will also be available for all CBOT interest rate options, subject to the same pre-execution communication rules applicable to CME interest rate options.
Pre-execution communications are not permitted in CBOT non-interest rate options on CME Globex and are expressly prohibited in all CME and CBOT futures and options products executed via open outcry on the trading floor.
Read the Market Regulation Advisory to learn more about pre-execution communications in CME futures and options, and CBOT interest rate options trading on CME Globex
View a demonstration of the RFC process for interest rate options
Time Mandates
The RFC requirements for interest rate options include time mandates, and require notification to all market participants prior to submission of the cross trade by the entry of two Requests for Quotes (RFQ):
Matching Process
If the RFC price improves both the best bid and best offer in the order book, or if there is no bid/offer in the order book, 100% of the RFC quantity will match at the RFC price immediately upon submission of the RFC. If the RFC price matches, or is outside the best bid or offer in the market, the applicable side of the RFC order will immediately match against the orders in the market at a price better than or equal to the RFC price, with the balance matched as follows:
RFC and CME EOS Trader Smart Ticket
The RFC process is facilitated for users of CME EOS Trader via the “Smart Ticket” functionality, which was introduced in November 2008. The EOS Smart Ticket ensures that the RFC is not entered outside of the 15-30 second time window following a trader’s entry of the second RFQ required by the Rule.

If you have additional questions on the RFC rules or process, please contact:
Interest Rate Products and Services:
David Reif
(312) 648-3839
Market Regulation:
Kathleen Zaino
(312) 435-3577
Bob Sniegowski
(312) 341-5991
Additional Resources
List of ISVs that support RFC functionality
CME EOS Trader
Getting Started With CME EOS Trader booklet
Interest Rate Resource Center