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Income Taxes (Tables)

9 Months Ended

Sep. 30, 2025

Income Tax Disclosure [Abstract]

Schedule of 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 September 30,												Nine months ended September 30,
(in millions)			2025						2024						2025						2024
Edison International:
Income from operations before income taxes			$	1,063					$	645					$	3,387					$	1,152
Provision for income tax at federal statutory rate of 21%			223						136						711						242
Increase (decrease) in income tax from:
State tax, net of federal tax effect			43						12						134						(18)
Property-related			(72)						(78)						(198)						(195)
Other			(19)						(2)						(38)						(15)
Total income tax expense			$	175					$	68					$	609					$	14
Effective tax rate			16.5%						10.5		%				18.0		%				1.2		%
SCE:
Income from operations before income taxes			$	1,162					$	736					$	3,741					$	1,413
Provision for income tax at federal statutory rate of 21%			244						155						786						297
Increase (decrease) in income tax from:
State tax, net of federal tax effect			50						18						156						—
Property-related			(72)						(78)						(198)						(195)
Other			(19)						—						(39)						(8)
Total income tax expense			$	203					$	95					$	705					$	94
Effective tax rate			17.5		%				12.9		%				18.8		%				6.7		%

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- References

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- Definition

Tabular disclosure of the reconciliation using percentage or dollar amounts of the reported amount of income tax expense attributable to continuing operations for the year to the amount of income tax expense that would result from applying domestic federal statutory tax rates to pretax income from continuing operations.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 740
-SubTopic 10
-Name Accounting Standards Codification
-Section 55
-Paragraph 231
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482663/740-10-55-231

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 740
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 12A
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482685/740-10-50-12A

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 740
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 12
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482685/740-10-50-12

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