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SB 901 SECURITIZATION AND CUSTOMER CREDIT TRUST (Tables)
12 Months Ended
Dec. 31, 2024
Debt Disclosure [Abstract]  
Schedule of Financial Statement Impact of Securitization
The following tables illustrate the changes in the SB 901 securitization’s impact on the Utility’s regulatory assets and liabilities:

SB 901 securitization regulatory asset
(in millions)
20242023
Balance at January 1
$5,249 $5,378 
Amortization
(55)(129)
Balance at December 31
$5,194 $5,249 

SB 901 securitization regulatory liability
(in millions)
20242023
Balance at January 1
$(6,628)$(5,800)
Amortization
383 451 
Additions(1)
(50)(1,279)
Balance at December 31
$(6,295)$(6,628)
(1) Includes $16 million and $12 million of returns on investments in the customer credit trust expected to be credited to customers for the years ended December 31, 2024 and 2023, respectively.