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REGULATORY ASSETS, LIABILITIES, AND BALANCING ACCOUNTS (Tables) | 3 Months Ended
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Mar. 31, 2024
Regulated Operations [Abstract] |
Long-Term Regulatory Assets | Noncurrent regulatory assets are comprised of the following:
| Balance at
(in millions) | March 31, 2024 |  | December 31, 2023
Pension benefits | $ | 339 |  |  | $ | 348 |
Environmental compliance costs | 1,122 |  |  | 1,218 |
Price risk management | 166 |  |  | 160 |
Catastrophic event memorandum account | 1,031 |  |  | 1,074 |
Wildfire-related accounts | 2,455 |  |  | 2,915 |
Deferred income taxes | 3,748 |  |  | 3,543 |
Financing costs | 192 |  |  | 196 |
SB 901 securitization | 5,247 |  |  | 5,249 |
General rate case memorandum accounts | 992 |  |  | 1,291 |
Other | 1,041 |  |  | 1,195 |
Total noncurrent regulatory assets | $ | 16,333 |  |  | $ | 17,189 |
Long-Term Regulatory Liabilities | Noncurrent regulatory liabilities are comprised of the following:
| Balance at
(in millions) | March 31, 2024 |  | December 31, 2023
Cost of removal obligations | $ | 8,355 |  |  | $ | 8,191 |
Public purpose programs | 1,300 |  |  | 1,238 |
Employee benefit plans | 1,037 |  |  | 1,032 |
Transmission tower wireless licenses | 342 |  |  | 384 |
SFGO sale | 138 |  |  | 185 |
SB 901 securitization | 6,550 |  |  | 6,628 |
Wildfire self-insurance | 498 |  |  | 407 |
Other | 1,447 |  |  | 1,379 |
Total noncurrent regulatory liabilities | $ | 19,667 |  |  | $ | 19,444 |
Current Regulatory Balancing Accounts Receivable | Current regulatory balancing accounts receivable and payable are comprised of the following:
| Balance at
(in millions) | March 31, 2024 |  | December 31, 2023
Electric distribution | $ | 1,757 |  |  | $ | 1,092 |
Electric transmission | 105 |  |  | 99 |
Gas distribution and transmission | 165 |  |  | 144 |
Energy procurement | 1,122 |  |  | 1,002 |
Public purpose programs | 340 |  |  | 137 |
Wildfire-related accounts | 798 |  |  | 729 |
Insurance premium costs | 37 |  |  | 227 |
Residential uncollectibles balancing accounts | 55 |  |  | 507 |
Catastrophic event memorandum account | 374 |  |  | 413 |
General rate case memorandum accounts | 1,108 |  |  | 1,097 |
Other | 581 |  |  | 213 |
Total regulatory balancing accounts receivable | $ | 6,442 |  |  | $ | 5,660 |
Current Regulatory Balancing Accounts Payable |
| Balance at
(in millions) | March 31, 2024 |  | December 31, 2023
Electric transmission | $ | 178 |  |  | $ | 200 |
Gas distribution and transmission | 379 |  |  | 224 |
Energy procurement | 408 |  |  | 77 |
Public purpose programs | 391 |  |  | 299 |
SFGO sale | 20 |  |  | 79 |
Wildfire-related accounts | 163 |  |  | 125 |
Nuclear decommissioning adjustment mechanism | 176 |  |  | 216 |
Other | 446 |  |  | 449 |
Total regulatory balancing accounts payable | $ | 2,161 |  |  | $ | 1,669 |

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