Compensation and Benefit Plans (Tables)

3 Months Ended

Mar. 31, 2021

Pension Plans

Pension and Other Postretirement Benefits

Expense Components for Plans

	Three months ended March 31,
(in millions)	2021		2020
Edison International:
Service cost	$	34	$	31
Non-service cost (benefit)
Interest cost		26		31
Expected return on plan assets		(56)		(54)
Amortization of net loss1		3		3
Regulatory adjustment		4		2
Total non-service benefit2	$	(23)	$	(18)
Total expense recognized	$	11	$	13
SCE:
Service cost	$	33	$	30
Non-service cost (benefit)
Interest cost		24		28
Expected return on plan assets		(53)		(51)
Amortization of net loss1		2		2
Regulatory adjustment		4		2
Total non-service benefit2	$	(23)	$	(19)
Total expense recognized	$	10	$	11

1 Represents the amount of net loss reclassified from other comprehensive loss.

2 Included in "Other income" on Edison International’s and SCE’s consolidated statement of income.

Postretirement Benefits Other Than Pensions

Pension and Other Postretirement Benefits

Expense Components for Plans

	Three months ended March 31,
(in millions)	2021		2020
Service cost	$	10	$	9
Non-service cost (benefit)
Interest cost		14		17
Expected return on plan assets		(27)		(30)
Amortization of net gain		(8)		(4)
Regulatory adjustment		11		8
Total non-service benefit1	$	(10)	$	(9)
Total expense	$	—	$	—

1 Included in "Other income" on Edison International’s and SCE’s consolidated statement of income.