Income Taxes (Tables)

3 Months Ended

Mar. 31, 2021

Income Tax Disclosure [Abstract]

Reconciliation of Income Tax Expense

	Edison International						SCE
	Three months ended March 31,
(in millions)	2021			2020			2021			2020
Income from operations before income taxes	$	254		$	129		$	299		$	174
Provision for income tax at federal statutory rate of 21%		53			27			63			37
Increase (decrease) in income tax from:
State tax, net of federal benefit		(7)			(13)			(4)			(12)
Property-related		(83)			(78)			(83)			(78)
Change related to uncertain tax position1		—			(15)			—			(17)
Other		1			(5)			—			(5)
Total income tax benefit	$	(36)		$	(84)		$	(24)		$	(75)
Effective tax rate		(14.2)	%		(65.1)	%		(8.0)	%		(43.1)	%

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