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Income Taxes
9 Months Ended
Sep. 30, 2014
Income Tax Disclosure [Abstract]  
Income Taxes
INCOME TAXES
The effective tax rates from continuing operations for each of the Duke Energy Registrants are included in the following table.
 
Three Months Ended September 30,
 
Nine Months Ended September 30,
 
2014

 
2013

 
2014

 
2013

Duke Energy
34.0
%
 
30.9
%
 
31.4
%
 
32.3
%
Duke Energy Carolinas
33.9
%
 
37.9
%
 
33.7
%
 
37.5
%
Progress Energy
37.1
%
 
38.8
%
 
37.3
%
 
38.1
%
Duke Energy Progress
36.3
%
 
35.7
%
 
36.6
%
 
37.3
%
Duke Energy Florida
38.5
%
 
40.0
%
 
38.6
%
 
40.0
%
Duke Energy Ohio
38.3
%
 
35.9
%
 
34.9
%
 
36.5
%
Duke Energy Indiana
31.6
%
 
36.6
%
 
35.2
%
 
37.2
%

The increase in the effective tax rate for Duke Energy for the three months ended September 30, 2014 is primarily due to a favorable deferred state tax adjustment in the third quarter of 2013.
The decrease in the effective tax rate for Duke Energy Carolinas for the three months ended September 30, 2014 is primarily due to an increase in the tax benefit related to the manufacturing deduction in 2014 as the prior year deduction was limited by taxable income. The decrease in the effective tax rate for Duke Energy Carolinas for the nine months ended September 30, 2014 is primarily due to favorable audit settlements, changes in apportionment related to state income tax, and the tax benefit related to the manufacturing deduction in 2014 as the prior year deduction was limited by taxable income.
The decrease in the effective tax rate for Progress Energy for the three months ended September 30, 2014 is primarily due to certain nondeductible book depreciation.
The decrease in the effective tax rate for Duke Energy Florida for the three and nine months ended September 30, 2014 is primarily due to certain nondeductible book depreciation.
The increase in the effective tax rate for Duke Energy Ohio for the three months ended September 30, 2014 is primarily due to an increase in the tax benefit related to the manufacturing deduction. The decrease in the effective tax rate for Duke Energy Ohio for the nine months ended September 30, 2014 is primarily due to certain nondeductible book depreciation.
The decrease in the effective tax rate for Duke Energy Indiana for the three and nine months ended September 30, 2014 is primarily due to a reduction in the statutory Indiana corporate income tax rate and a prior period audit settlement.