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Income Taxes
9 Months Ended
Sep. 30, 2011
Income Taxes [Abstract] 
Income Taxes
 

Note 11    Income Taxes
 
The components of income tax expense were:
 
                                       
    Three Months Ended
        Nine Months Ended
   
    September 30,         September 30,    
(Dollars in Millions)   2011     2010         2011     2010    
Federal
                                     
Current
  $ 450     $ 313         $ 907     $ 768    
Deferred
    (41 )     (123 )         232       (266 )  
                                       
Federal income tax
    409       190           1,139       502    
State
                                     
Current
    85       82           157       143    
Deferred
    (4 )     (12 )         18       (25 )  
                                       
State income tax
    81       70           175       118    
                                       
Total income tax provision
  $ 490     $ 260         $ 1,314     $ 620    
                                       
A reconciliation of expected income tax expense at the federal statutory rate of 35 percent to the Company’s applicable income tax expense follows:
 
                                       
    Three Months Ended
        Nine Months Ended
   
    September 30,         September 30,    
(Dollars in Millions)   2011     2010         2011     2010    
Tax at statutory rate
  $ 610     $ 403         $ 1,671     $ 1,025    
State income tax, at statutory rates, net of federal tax benefit
    53       46           114       77    
Tax effect of
                                     
Tax credits, net of related expenses
    (124 )     (114 )         (319 )     (324 )  
Tax-exempt income
    (57 )     (56 )         (170 )     (161 )  
Noncontrolling interests
    8       5           22       12    
Other items
          (24 )         (4 )     (9 )  
                                       
Applicable income taxes
  $ 490     $ 260         $ 1,314     $ 620    
                                       
The Company’s income tax returns are subject to review and examination by federal, state, local and foreign government authorities. On an ongoing basis, numerous federal, state, local and foreign examinations are in progress and cover multiple tax years. As of September 30, 2011, the federal taxing authority has completed its examination of the Company through the fiscal year ended December 31, 2006. The years open to examination by foreign, state and local government authorities vary by jurisdication.
The Company’s net deferred tax position was a $750 million liability at September 30, 2011, and a $424 million asset at December 31, 2010.