Retirement Benefits (Tables)

3 Months Ended

Mar. 31, 2022

Calculation of Net Periodic Benefit Costs

A portion of the net periodic benefit cost for all plans is capitalized within the Consolidated Balance Sheets. The following table presents the components of Exelon's net periodic benefit costs, prior to capitalization, for the three months ended March 31, 2022 and 2021.



	Pension Benefits				OPEB
	Three Months Ended March 31,				Three Months Ended March 31,
	2022		2021		2022		2021
Components of net periodic benefit cost:
Service cost	$	61	$	74	$	10	$	14
Interest cost	110		102		19		17
Expected return on assets	(209)		(213)		(25)		(26)
Amortization of:
Prior service cost (credit)	1		1		(5)		(6)
Actuarial loss	76		100		4		7
Curtailment benefits	—		—		—		(1)


Net periodic benefit cost	$	39	$	64	$	3	$	5

Allocated Portion of Pension and Postretirement Benefit Costs

The amounts below represent the Registrants' allocated pension and OPEB costs. For Exelon, the service cost component is included in Operating and maintenance expense and Property, plant, and equipment, net while the non-service cost components are included in Other, net and Regulatory assets. For the Utility Registrants, the service cost and non-service cost components are included in Operating and maintenance expense and Property, plant, and equipment, net in their consolidated financial statements.


	Three Months Ended March 31,
Pension and OPEB Costs		2022		2021
Exelon		$	42	$	69
ComEd		16		32
PECO		(2)		2
BGE		11		15
PHI		13		12
Pepco		2		2
DPL		1		1
ACE		3		3

Defined Contribution Savings Plans

The Registrants participate in a 401(k) defined contribution savings plan that is sponsored by Exelon. The plan is qualified under applicable sections of the IRC and allow employees to contribute a portion of their pre-tax and/or after-tax income in accordance with specified guidelines. All Registrants match a percentage of the employee contributions up to certain limits. The following table presents the matching contributions to the savings plans for the three months ended March 31, 2022 and 2021, respectively.


	Three Months Ended March 31,
Savings Plans Matching Contributions		2022		2021
Exelon		$	20	$	20
ComEd		8		8
PECO		3		3
BGE		2		2
PHI		3		3
Pepco		1		1
DPL		1		1
ACE		—		—