TO:	ALL CLEARING PARTICIPANTS
FROM:	CLIENT SERVICES AND SUPPORT
DATE:	September 18, 2007
SUBJECT:	USFE Spot Equivalent Futures (SEF) Margins

The following margin intervals are effective with the launch of Spot Equivalent Future (SEF) contracts on the US Futures Exchange.

Contract	CCorp Commodity Code	Margin
SEF USD per Australian Dollar	VA	$1200
SEF USD per British Pound	VB	$1100
SEF USD per Euro	VE	$750
SEF Japanese Yen per USD	VY	JPY 140,000
SEF Swiss Franc per USD	VS	CHF 750
SEF Canadian per USD	VC	CAD 850

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