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REGULATORY MATTERS (Tables)
6 Months Ended
Jun. 30, 2023
Regulated Operations [Abstract]  
Schedule of Regulatory Assets
REGULATORY ASSETS (LIABILITIES)
(Dollars in millions)
June 30,
2023
December 31,
2022
 
SDG&E:  
Fixed-price contracts and other derivatives$$(110)
Deferred income taxes recoverable in rates429 296 
Pension and PBOP plan obligations
11 
Removal obligations(2,371)(2,248)
Environmental costs106 107 
Sunrise Powerlink fire mitigation121 123 
Regulatory balancing accounts(1)(2):
Commodity – electric181 220 
Gas transportation60 
Safety and reliability158 107 
Public purpose programs(109)(69)
Wildfire mitigation plan
519 375 
Liability insurance premium
102 99 
Other balancing accounts(342)(50)
Other regulatory assets, net(2)
153 137 
Total SDG&E(1,035)(942)
SoCalGas:  
Deferred income taxes recoverable in rates
241 161 
Pension and PBOP plan obligations
(232)(170)
Employee benefit costs24 24 
Removal obligations(591)(616)
Environmental costs37 38 
Regulatory balancing accounts(1)(2):
Commodity – gas, including transportation(362)(257)
Safety and reliability644 575 
Public purpose programs(152)(158)
Liability insurance premium22 23 
Other balancing accounts288 115 
Other regulatory assets, net(2)
280 223 
Total SoCalGas199 (42)
Sempra Infrastructure:
Deferred income taxes recoverable in rates78 78 
Other regulatory assets— 
Total Sempra Infrastructure83 78 
Total Sempra
$(753)$(906)
(1)    At June 30, 2023 and December 31, 2022, the noncurrent portion of regulatory balancing accounts – net undercollected for SDG&E was $748 and $562, respectively, and for SoCalGas was $859 and $692, respectively.
(2)    Includes regulatory assets earning a return authorized by applicable regulators, which generally approximates the three-month commercial paper rate.
Schedule of Regulatory Liabilities
REGULATORY ASSETS (LIABILITIES)
(Dollars in millions)
June 30,
2023
December 31,
2022
 
SDG&E:  
Fixed-price contracts and other derivatives$$(110)
Deferred income taxes recoverable in rates429 296 
Pension and PBOP plan obligations
11 
Removal obligations(2,371)(2,248)
Environmental costs106 107 
Sunrise Powerlink fire mitigation121 123 
Regulatory balancing accounts(1)(2):
Commodity – electric181 220 
Gas transportation60 
Safety and reliability158 107 
Public purpose programs(109)(69)
Wildfire mitigation plan
519 375 
Liability insurance premium
102 99 
Other balancing accounts(342)(50)
Other regulatory assets, net(2)
153 137 
Total SDG&E(1,035)(942)
SoCalGas:  
Deferred income taxes recoverable in rates
241 161 
Pension and PBOP plan obligations
(232)(170)
Employee benefit costs24 24 
Removal obligations(591)(616)
Environmental costs37 38 
Regulatory balancing accounts(1)(2):
Commodity – gas, including transportation(362)(257)
Safety and reliability644 575 
Public purpose programs(152)(158)
Liability insurance premium22 23 
Other balancing accounts288 115 
Other regulatory assets, net(2)
280 223 
Total SoCalGas199 (42)
Sempra Infrastructure:
Deferred income taxes recoverable in rates78 78 
Other regulatory assets— 
Total Sempra Infrastructure83 78 
Total Sempra
$(753)$(906)
(1)    At June 30, 2023 and December 31, 2022, the noncurrent portion of regulatory balancing accounts – net undercollected for SDG&E was $748 and $562, respectively, and for SoCalGas was $859 and $692, respectively.
(2)    Includes regulatory assets earning a return authorized by applicable regulators, which generally approximates the three-month commercial paper rate.
CPUC Authorized Cost of Capital and Rate Structure
CPUC AUTHORIZED COST OF CAPITAL FOR 2023 – 2025
SDG&ESoCalGas
Authorized weightingReturn on
rate base
Weighted
return on
rate base(1)
Authorized weightingReturn on
rate base
Weighted
return on
rate base
45.25 %4.05 %1.83 %Long-Term Debt45.60 %4.07 %1.86 %
2.75 6.22 0.17 Preferred Equity2.40 6.00 0.14 
52.00 9.95 5.17 Common Equity52.00 9.80 5.10 
100.00 %7.18 %100.00 %7.10 %
(1)    Total weighted return on rate base does not sum due to rounding differences.