Summary of Significant Accounting Policies (Tables)

3 Months Ended

Mar. 31, 2024

Summary of Significant Accounting Policies

Cash Equivalents

	Edison International				SCE
	March 31,		December 31,		March 31,			December 31,
(in millions)	2024		2023		2024			2023
Money market funds	$	123	$	199		$	—		$	78

Cash, Cash Equivalents and Restricted Cash

	March 31,		December 31,
(in millions)	2024		2023
Edison International:
Cash and cash equivalents	$	992	$	345
Short-term restricted cash1		67		35
Long-term restricted cash2		228		152
Total cash, cash equivalents and restricted cash	$	1,287	$	532
SCE:
Cash and cash equivalents	$	850	$	214
Short-term restricted cash1		64		33
Long-term restricted cash2		228		151
Total cash, cash equivalents and restricted cash	$	1,142	$	398

1 Includes SCE Recovery Funding LLC's restricted cash for payments of senior secured recovery bonds and is reflected in "Other current assets" on Edison International's and SCE's consolidated balance sheets.

2 The SCE amount represents cash collected for customer-funded wildfire self-insurance and is reflected in "Other long-term assets" on Edison International's and SCE's consolidated balance sheets. See Note 12 for further information.

Changes in Allowance for Uncollectible Accounts

	Three months ended							Three months ended
	March 31, 2024							March 31, 2023
(in millions)	Customers		All others		Total			Customers		All others		Total
Beginning balance	$	347	$	17	$	364	2	$	334	$	20	$	354
Current period provision for uncollectible accounts1		60		1		61			20		—		20
Write-offs, net of recoveries		(60)		(2)		(62)			(28)		(2)		(30)
Ending balance	$	347	$	16	$	363	2	$	326	$	18	$	344

1 This includes $50 million and $14 million of incremental costs, for the three months ended March 31, 2024 and 2023, respectively, which were probable of recovery from customers and recorded as regulatory assets.

2 Approximately $22 million and $4 million of allowance for uncollectible accounts are included in "Other long-term assets" on SCE's consolidated balance sheets as of March 31, 2024 and December 31, 2023, respectively.

EPS Attributable to Edison International Common Shareholders

	Three months ended March 31,
(in millions, except per-share amounts)	2024		2023
Basic earnings per share:
Net (loss) income available to common shareholders	$	(11)	$	310
Weighted average common shares outstanding		385		383
Basic (loss) earnings per share	$	(0.03)	$	0.81
Diluted (loss) earnings per share:
Net (loss) income available to common shareholders	$	(11)	$	310
Income impact of assumed conversions		—		1
Net (loss) income available to common shareholders and assumed conversions	$	(11)	$	311
Weighted average common shares outstanding		385		383
Incremental shares from assumed conversions1		—		1
Adjusted weighted average shares – diluted		385		384
Diluted (loss) earnings per share	$	(0.03)	$	0.81

1 Due to the loss reported for the quarter ended March 31, 2024, incremental shares were not included as the effect would be antidilutive.