Summary of Significant Accounting Policies (Tables)

9 Months Ended

Sep. 30, 2022

Summary of Significant Accounting Policies

Cash Equivalents

	Edison International				SCE
	September 30,		December 31,		September 30,		December 31,
(in millions)	2022		2021		2022		2021
Money market funds	$	139	$	329	$	4	$	230

Cash, Cash Equivalents and Restricted Cash

	September 30,		December 31,
(in millions)	2022		2021
Edison International:
Cash and cash equivalents	$	232	$	390
Short-term restricted cash1		1		4
Total cash, cash equivalents and restricted cash	$	233	$	394
SCE:
Cash and cash equivalents	$	90	$	279
Short-term restricted cash1		1		1
Total cash, cash equivalents and restricted cash	$	91	$	280

1 Reflected in "Other current assets" on Edison International's and SCE's consolidated balance sheets.

Changes in Allowance for Uncollectible Accounts

	Three months ended							Three months ended
	September 30, 2022							September 30, 2021
(in millions)	Customers			All others		Total		Customers			All others		Total
Beginning balance	$	364	$	17	$	381		$	254	$	16	$	270
Plus: current period provision for uncollectible accounts
Included in operation and maintenance expenses in earning activities1		12		2		14			9		4		13
Included in operation and maintenance expenses in cost-recovery activities2		57		—		57			52		—		52
Deferred to regulatory memorandum accounts		—		—		—			7		—		7
Less: write-offs, net of recoveries		24		2		26			1		3		4
Ending balance	$	409	$	17	$	426	³	$	321	$	17	$	338

	Nine months ended							Nine months ended
		September 30, 2022						September 30, 2021
(in millions)	Customers			All others		Total		Customers			All others		Total
Beginning balance	$	293	$	16	$	309	³	$	175	$	13	$	188
Plus: current period provision for uncollectible accounts
Included in operation and maintenance expenses in earning activities1		45		11		56			27		11		38
Included in operation and maintenance expenses in cost-recovery activities2		112		—		112			112		—		112
Deferred to regulatory memorandum accounts		3		—		3			13		—		13
Less: write-offs, net of recoveries		44		10		54			6		7		13
Ending balance	$	409	$	17	$	426	³	$	321	$	17	$	338

1 Earning activities is one of SCE's disaggregated revenue sources. See Note 7 for further details.

2 Cost-recovery activities is one of SCE's disaggregated revenue sources. See Note 7 for further details. This portion of costs from the allowance for uncollectible expenses is recovered through the residential uncollectibles balancing account.

3 Approximately $35 million and $116 million of allowance for uncollectible accounts are included in long-term "Receivables" on Edison International's and SCE's consolidated balance sheets as of September 30, 2022 and December 31, 2021, respectively.

EPS Attributable to Edison International Common Shareholders

	Three months ended September 30,				Nine months ended September 30,
(in millions, except per-share amounts)	2022		2021		2022		2021
Basic earnings per share:
Net (loss) income attributable to common shareholders	$	(128)	$	(341)	$	197	$	236
Net (loss) income available to common shareholders	$	(128)	$	(341)	$	197	$	236
Weighted average common shares outstanding		382		380		381		380
Basic (loss) earnings per share	$	(0.33)	$	(0.90)	$	0.52	$	0.62
Diluted (loss) earnings per share:
Net (loss) income attributable to common shareholders	$	(128)	$	(341)	$	197	$	236
Net (loss) income available to common shareholders	$	(128)	$	(341)	$	197	$	236
Net (loss) income available to common shareholders and assumed conversions	$	(128)	$	(341)	$	197	$	236
Weighted average common shares outstanding		382		380		381		380
Incremental shares from assumed conversions		1		—		1		—
Adjusted weighted average shares – diluted		383		380		382		380
Diluted (loss) earnings per share	$	(0.33)	$	(0.90)	$	0.52	$	0.62