Pension and Other Postretirement Benefits (OPEB) (Tables)

6 Months Ended

Jun. 30, 2025

Retirement Benefits [Abstract]

Schedule of Components of Net Periodic Benefit Cost

The following table provides the components of net periodic benefit costs (credits) relating to all qualified and nonqualified pension and OPEB plans on an aggregate basis for PSEG, excluding Servco. Amounts shown do not reflect the impacts of capitalization, co-owner allocations and certain regulatory orders. Only the service cost component is eligible for capitalization, when applicable.

	Pension Benefits						OPEB						Pension Benefits						OPEB
	Three Months Ended						Three Months Ended						Six Months Ended						Six Months Ended
	June 30,						June 30,						June 30,						June 30,
	2025			2024			2025			2024			2025			2024			2025			2024
	Millions
Components of Net Periodic Benefit Costs (Credits)
Service Cost (included in O&M Expense)	$	22		$	24		$	1		$	—		$	44		$	47		$	1		$	1
Non-Service Components of Pension and OPEB Costs (Credits)
Interest Cost		58			56			9			10			116			112			18			19
Expected Return on Plan Assets		(77	)		(81	)		(9	)		(8	)		(154	)		(161	)		(17	)		(17	)
Amortization of Net
Prior Service Costs (Credits)		—			—			—			1			—			—			1			1
Actuarial Loss (Gain)		16			18			(1	)		(1	)		31			36			(2	)		(1	)
Non-Service Components of Pension and OPEB Costs (Credits)		(3	)		(7	)		(1	)		2			(7	)		(13	)		—			2
Total Net Benefit Costs (Credits)	$	19		$	17		$	—		$	2		$	37		$	34		$	1		$	3

Schedule of Pension and OPEB Costs

Pension and OPEB costs (credits) for PSE&G and PSEG Power & Other are detailed as follows:

	Pension Benefits				OPEB						Pension Benefits				OPEB
	Three Months Ended				Three Months Ended						Six Months Ended				Six Months Ended
	June 30,				June 30,						June 30,				June 30,
	2025		2024		2025			2024			2025		2024		2025			2024
	Millions
PSE&G	$	12	$	10	$	(1	)	$	(1	)	$	24	$	21	$	(2	)	$	(1	)
PSEG Power & Other		7		7		1			3			13		13		3			4
Total Net Benefit Costs (Credits)	$	19	$	17	$	—		$	2		$	37	$	34	$	1		$	3