Income Taxes (Tables)

6 Months Ended

Jun. 30, 2015

Income Tax Disclosure [Abstract]

Reconciliation of income tax expense

The table below provides a reconciliation of income tax expense computed at the federal statutory income tax rate to the income tax provision:

	Three months ended June 30,						Six months ended June 30,
(in millions)	2015			2014			2015			2014
Edison International:
Income from continuing operations before income taxes	$	412		$	466		$	837		$	671
Provision for income tax at federal statutory rate of 35%	144			164			293			235
Increase (decrease) in income tax from:
State tax, net of federal benefit	5			6			16			7
Property-related	(69		)	(55		)	(129		)	(106		)
Change related to uncertain tax positions	(77		)	(21		)	(62		)	(14		)
San Onofre OII settlement	—			—			—			(40		)
Other	3			(10		)	(5		)	(17		)
Total income tax expense from continuing operations	$	6		$	84		$	113		$	65
Effective tax rate	1.5		%	18.0		%	13.5		%	9.7		%
SCE:
Income from continuing operations before income taxes	$	419		$	490		$	860		$	712
Provision for income tax at federal statutory rate of 35%	147			171			301			249
Increase (decrease) in income tax from:
State tax, net of federal benefit	2			9			16			10
Property-related	(69		)	(55		)	(129		)	(106		)
Change related to uncertain tax positions	(75		)	(17		)	(65		)	(10		)
San Onofre OII settlement	—			—			—			(40		)
Other	2			(10		)	(8		)	(17		)
Total income tax expense from continuing operations	$	7		$	98		$	115		$	86
Effective tax rate	1.7		%	20.0		%	13.4		%	12.1		%