Income Taxes and Other Taxes (Tables)

9 Months Ended

Sep. 30, 2013

Income Tax Disclosure [Line Items]

Summary of Effective Tax Rates

	Three Months Ended September 30,					Nine Months Ended September 30,
		2013		2012			2013		2012
Duke Energy		31.5	%	29.4	%		32.6	%	29.6	%
Duke Energy Carolinas		37.9	%	34.2	%		37.5	%	35.8	%
Progress Energy		38.8	%	32.8	%		38.1	%	34.7	%
Duke Energy Progress		35.7	%	31.9	%		37.3	%	31.6	%
Duke Energy Florida		40.0	%	35.9	%		40.0	%	36.9	%
Duke Energy Ohio		42.9	%	45.2	%		40.4	%	38.9	%
Duke Energy Indiana		36.6	%	55.1	%		37.2	%	47.7	%

Schedule of Unrecognized Tax Benefits

		Nine Months Ended September 30, 2013
(in millions)		Duke Energy		Duke Energy Carolinas		Progress Energy		Duke Energy Progress		Duke Energy Florida		Duke Energy Ohio		Duke Energy Indiana
Unrecognized tax benefits - January 1		$	540	$	271	$	131	$	67	$	44	$	36	$	32
Gross decreases - tax positions in prior periods			(230)		(96)		(85)		(45)		(37)		(36)		(31)
Settlements			(66)		(4)		―		―		―		―		―
	Total changes		(296)		(100)		(85)		(45)		(37)		(36)		(31)
Unrecognized tax benefits - September 30(a)		$	244	$	171	$	46	$	22	$	7	$	―	$	1
(a)	The Duke Energy Registrants do not anticipate a significant increase or decrease in unrecognized tax benefits in the next twelve months.

Schedule of Excise Taxes

	Three Months Ended September 30,					Nine Months Ended September 30,
(in millions)			2013		2012			2013		2012
Duke Energy		$	170	$	178		$	461	$	325
Duke Energy Carolinas			46		47			124		125
Progress Energy			89		95			230		241
Duke Energy Progress			33		33			88		85
Duke Energy Florida			56		62			142		156
Duke Energy Ohio			26		26			81		79
Duke Energy Indiana			9		9			26		25