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SB 901 SECURITIZATION AND CUSTOMER CREDIT TRUST (Tables) | 9 Months Ended
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Sep. 30, 2025
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) | 2025 |  | 2024
Balance at January 1 | $ | 5,194 |  |  | $ | 5,249 |
Amortization | (77) |  |  | (48) |
Balance at September 30 | $ | 5,117 |  |  | $ | 5,201 |
| SB 901 securitization regulatory liability |
(in millions) | 2025 |  | 2024 |
Balance at January 1 | $ | (6,295) |  |  | $ | (6,628) |  |
Amortization | 303 |  | 289 |
Additions(1) | (111) |  |  | (53) |  |
Balance at September 30 | $ | (6,103) |  |  | $ | (6,392) |  |
(1) Includes $76 million and $20 million of returns on investments in the customer credit trust expected to be credited to customers for the nine months ended September 30, 2025 and 2024, respectively.

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