Please be advised that a new version of CME’s IRS margining software, which supports greater margin flexibility, will be made available to clearing firms and customers on July 22nd, 2011. For the avoidance of doubt, margin parameter files for the new build will be available for the New Release environment on Monday July 25th. The new version will be available to authorized users at CME’s software distribution website at www.cme-ch.com/pcspan.
CME Group is the world's leading and most diverse derivatives marketplace. The company is comprised of four Designated Contract Markets (DCMs). Further information on each exchange's rules and product listings can be found by clicking on the links to CME, CBOT, NYMEX and COMEX.