Income Taxes (Tables)

6 Months Ended

Jun. 30, 2021

Income Tax Disclosure [Abstract]

Reconciliation of Income Tax Expense

	Three months ended June 30,						Six months ended June 30,
(in millions)	2021			2020			2021			2020
Edison International:
Income from operations before income taxes	$	429		$	352		$	683		$	481
Provision for income tax at federal statutory rate of 21%		90			74			143			101
Increase (decrease) in income tax from:
State tax, net of federal benefit		18			6			11			(7)
Property-related		(43)			(69)			(126)			(147)
Change related to uncertain tax position1		—			—			—			(15)
Other		3			(7)			4			(12)
Total income tax expense (benefit)	$	68		$	4		$	32		$	(80)
Effective tax rate		15.9	%		1.1	%		4.7	%		(16.6)	%
SCE:
Income from operations before income taxes	$	461		$	437		$	760		$	611
Provision for income tax at federal statutory rate of 21%		97			92			160			129
Increase (decrease) in income tax from:
State tax, net of federal benefit		19			11			15			(1)
Property-related		(43)			(69)			(126)			(147)
Change related to uncertain tax positions1		—			(1)			—			(18)
Other		3			(7)			3			(12)
Total income tax expense (benefit)	$	76		$	26		$	52		$	(49)
Effective tax rate		16.5	%		5.9	%		6.8	%		(8.0)	%

1 Primarily relates to the re-measurement of uncertain tax positions related to the 2010 – 2012 California state tax filings currently under audit.