Regulatory Assets and Liabilities (Tables)

3 Months Ended

Mar. 31, 2024

Regulatory Assets and Liabilities

Regulatory assets

	March 31,		December 31,
(in millions)	2024		2023
Current:
Regulatory balancing and memorandum accounts	$	2,955	$	2,502
Other		34		22
Total current		2,989		2,524
Long-term:
Deferred income taxes		5,651		5,533
Unamortized investments, net of accumulated amortization		111		110
Unamortized losses on reacquired debt		96		99
Regulatory balancing and memorandum accounts		1,061		1,257
Environmental remediation		227		226
Recovery assets		1,547		1,558
Other		113		114
Total long-term		8,806		8,897
Total regulatory assets	$	11,795	$	11,421

Regulatory liabilities

	March 31,		December 31,
(in millions)	2024		2023
Current:
Regulatory balancing and memorandum accounts	$	947	$	704
Other		41		59
Total current		988		763
Long-term:
Costs of removal		2,626		2,635
Deferred income taxes		2,199		2,211
Recoveries in excess of ARO liabilities		1,627		1,498
Regulatory balancing and memorandum accounts		1,673		1,395
Pension and other postretirement benefits		1,674		1,664
Other		15		17
Total long-term		9,814		9,420
Total regulatory liabilities	$	10,802	$	10,183

Schedule of Regulatory Balancing Accounts

	March 31,		December 31,
(in millions)	2024		2023
Asset (liability)
Energy procurement related costs	$	(79)	$	397
Public purpose and energy efficiency		(1,815)		(1,736)
GRC related balancing accounts		1,738		1,361
Wildfire risk mitigation and insurance		834		1,169
Wildfire and drought restoration		423		417
Other		295		52
Assets, net of liabilities	$	1,396	$	1,660