NEW YORK (Standard&Poor's) March 23, 2006--Standard&Poor's Ratings Services today assigned its 'A' rating to U.S. Bancorp's $990 million of noncumulative perpetual preferred stock series B. "Standard&Poor's assigned the noncumulative perpetual stock as a Category 2 Strong capital value in our capital classification and analysis of these securities," said Standard&Poor's credit analyst Victoria Wagner. "The preferred stock will be included in Standard&Poor's Adjusted Total Equity (ATE) calculation up to 25% of ATE."