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Related Party Transactions (Tables) | 9 Months Ended
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Sep. 30, 2024
Related Party Transactions [Abstract] |
BSC and PHISCO Service Companies | The following table presents the service company costs allocated to the Registrants:
|  | Operating and maintenance from affiliates |  | Capitalized costs
|  | Three Months Ended September 30, |  | Nine Months Ended September 30, |  | Three Months Ended September 30, |  | Nine Months Ended September 30,
|  | 2024 |  | 2023 |  | 2024 |  | 2023 |  | 2024 |  | 2023 |  | 2024 |  | 2023
Exelon |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
BSC |  |  |  |  |  |  |  |  |  | $ | 141 |  |  | $ | 162 |  |  | $ | 458 |  |  | $ | 502 |
PHISCO |  |  |  |  |  |  |  |  |  | 27 |  |  | 25 |  |  | 85 |  |  | 74 |
ComEd |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
BSC |  | $ | 102 |  |  | $ | 92 |  |  | $ | 306 |  |  | $ | 263 |  |  | 55 |  |  | 71 |  |  | 189 |  |  | 230 |
PECO |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
BSC |  | 61 |  |  | 55 |  |  | 180 |  |  | 160 |  |  | 23 |  |  | 29 |  |  | 81 |  |  | 89 |
BGE |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
BSC |  | 61 |  |  | 58 |  |  | 182 |  |  | 166 |  |  | 25 |  |  | 23 |  |  | 74 |  |  | 69 |
PHI |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
BSC |  | 46 |  |  | 50 |  |  | 145 |  |  | 135 |  |  | 38 |  |  | 39 |  |  | 114 |  |  | 114 |
PHISCO |  | — |  |  | — |  |  | — |  |  | — |  |  | 27 |  |  | 24 |  |  | 85 |  |  | 73 |
Pepco |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
BSC |  | 29 |  |  | 30 |  |  | 92 |  |  | 85 |  |  | 16 |  |  | 13 |  |  | 51 |  |  | 41 |
PHISCO |  | 28 |  |  | 31 |  |  | 94 |  |  | 91 |  |  | 12 |  |  | 9 |  |  | 36 |  |  | 30 |
DPL |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
BSC |  | 19 |  |  | 19 |  |  | 58 |  |  | 54 |  |  | 11 |  |  | 12 |  |  | 36 |  |  | 32 |
PHISCO |  | 24 |  |  | 24 |  |  | 75 |  |  | 73 |  |  | 8 |  |  | 7 |  |  | 25 |  |  | 22 |
ACE |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
BSC |  | 16 |  |  | 16 |  |  | 48 |  |  | 45 |  |  | 9 |  |  | 13 |  |  | 24 |  |  | 39 |
PHISCO |  | 23 |  |  | 23 |  |  | 71 |  |  | 67 |  |  | 7 |  |  | 7 |  |  | 24 |  |  | 20 |
Current Receivables From/Payables To Affiliates | The following tables present current Receivables from affiliates and current Payables to affiliates: September 30, 2024
|  |  | Receivables from affiliates: |  |
| Payables to affiliates: |  | ComEd |  | PECO |  | BGE |  |  |  | Pepco |  | DPL |  | ACE |  | BSC |  | PHISCO |  | Other |  | Total
ComEd |  |  |  | $ | 1 |  |  | $ | — |  |  |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | 57 |  |  | $ | — |  |  | $ | 58 |  |  | $ | 116 |
PECO |  | $ | — |  |  |  |  | — |  |  |  |  | — |  |  | — |  |  |  |  | 30 |  |  | — |  |  | 6 |  |  | 36 |
BGE |  | 1 |  |  | — |  |  |  |  |  |  | — |  |  | — |  |  | — |  |  | 32 |  |  | — |  |  | 15 |  |  | 48 |
PHI |  | — |  |  | — |  |  | — |  |  |  |  | — |  |  | — |  |  | — |  |  | 6 |  |  | 1 |  |  | 10 |  |  | 17 |
Pepco |  | — |  |  | — |  |  | — |  |  |  |  |  |  | — |  |  | — |  |  | 17 |  |  | 13 |  |  | 1 |  |  | 31 |
DPL |  | — |  |  | — |  |  | — |  |  |  |  | — |  |  |  |  | — |  |  | 10 |  |  | 10 |  |  | 1 |  |  | 21 |
ACE |  | — |  |  | — |  |  | — |  |  |  |  | — |  |  | — |  |  |  |  | 8 |  |  | 10 |  |  | 1 |  |  | 19 |
Other |  | 3 |  |  | — |  |  | — |  |  |  |  | — |  |  | — |  |  | 5 |  |  | — |  |  | — |  |  |  |  | 8 |
Total |  | $ | 4 |  |  | $ | 1 |  |  | $ | — |  |  |  |  | $ | — |  |  | $ | — |  |  | $ | 5 |  |  | $ | 160 |  |  | $ | 34 |  |  | $ | 92 |  |  | $ | 296 |
December 31, 2023
|  |  | Receivables from affiliates: |  |
| Payables to affiliates: |  | ComEd |  | PECO |  | BGE |  |  |  | Pepco |  | DPL |  | ACE |  | BSC |  | PHISCO |  | Other |  | Total
ComEd |  |  |  | $ | — |  |  | $ | — |  |  |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | 64 |  |  | $ | — |  |  | $ | 8 |  |  | $ | 72 |
PECO |  | $ | — |  |  |  |  | — |  |  |  |  | — |  |  | — |  |  | — |  |  | 36 |  |  | — |  |  | 3 |  |  | 39 |
BGE |  | — |  |  | — |  |  |  |  |  |  | — |  |  | — |  |  | — |  |  | 33 |  |  | — |  |  | 2 |  |  | 35 |
PHI |  | — |  |  | — |  |  | — |  |  |  |  | — |  |  | — |  |  | — |  |  | 5 |  |  | — |  |  | 10 |  |  | 15 |
Pepco |  | — |  |  | — |  |  | — |  |  |  |  |  |  | — |  |  | — |  |  | 17 |  |  | 14 |  |  | 1 |  |  | 32 |
DPL |  | — |  |  | 1 |  |  | — |  |  |  |  | — |  |  |  |  | — |  |  | 12 |  |  | 11 |  |  | 1 |  |  | 25 |
ACE |  | — |  |  | 1 |  |  | — |  |  |  |  | 1 |  |  | 1 |  |  |  |  | 11 |  |  | 11 |  |  | — |  |  | 25 |
Other |  | 3 |  |  | — |  |  | — |  |  |  |  | 1 |  |  | — |  |  | 3 |  |  | 1 |  |  | — |  |  |  |  | 8 |
Total |  | $ | 3 |  |  | $ | 2 |  |  | $ | — |  |  |  |  | $ | 2 |  |  | $ | 1 |  |  | $ | 3 |  |  | $ | 179 |  |  | $ | 36 |  |  | $ | 25 |  |  | $ | 251 |
Long Term Debt to Financing Trusts | The following table presents Long-term debt to financing trusts:
| September 30, 2024 |  | December 31, 2023
| Exelon |  | ComEd |  | PECO |  | Exelon |  | ComEd |  | PECO
ComEd Financing III | $ | 206 |  |  | $ | 206 |  |  | $ | — |  |  | $ | 206 |  |  | $ | 205 |  |  | $ | — |
PECO Trust III | 81 |  |  | — |  |  | 81 |  |  | 81 |  |  | — |  |  | 81 |
PECO Trust IV | 103 |  |  | — |  |  | 103 |  |  | 103 |  |  | — |  |  | 103 |
Total | $ | 390 |  |  | $ | 206 |  |  | $ | 184 |  |  | $ | 390 |  |  | $ | 205 |  |  | $ | 184 |

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