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Other Income (Expense), Net | 12 Months Ended
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Sep. 30, 2023
Other Income and Expenses [Abstract] |
Other Income (Expense), Net | 18. Other Income, Net Income and expenses not related to TVA's operating activities are summarized in the following table:
Other Income, Net For the years ended September 30 (in millions)
| 2023 |  | 2022 |  | 2021
Bellefonte | $ | — |  |  | $ | — |  |  | $ | (28) |
Interest income | 34 |  |  | 15 |  |  | 12 |
External services | 15 |  |  | 16 |  |  | 13 |
Gains (losses) on investments | 13 |  |  | (17) |  |  | 16 |
Miscellaneous | (1) |  |  | (7) |  |  | — |
Total other income, net | $ | 61 |  |  | $ | 7 |  |  | $ | 13 |

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