Description Of Offering Offering Amount $ 28.0 B CUSIP Number 912795 YY 1 Auction Date February 21, 2007 Issue (Settlement) Date February 22, 2007 Maturity Date March 22, 2007 Min Bid Amount $ 1000 Receipt Of Tenders Noncompetitive Bids Prior to 11:00 AM ET Competitive Bids Prior to 11:30 AM ET Legal Notices | © 1998-2006 Econoday, Inc. All Rights Reserved.