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v3.23.1

Debt and Credit Facilities (Tables) | 3 Months Ended
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Mar. 31, 2023
Debt Disclosure [Abstract] |
Schedule of Long-term Debt Instruments | The following table summarizes significant debt issuances (in millions).
|  |  |  |  | Three Months Ended March 31, 2023
|  |  |  |  |  |  |  |  | Duke |  | Duke |  |  |  | Duke |  | Duke |  |
| Maturity |  | Interest |  | Duke |  |  |  | Energy |  | Energy |  |  |  | Energy |  | Energy |  |
Issuance Date | Date |  | Rate |  | Energy |  |  |  | Carolinas |  | Progress |  |  |  | Ohio |  | Indiana |  |
First Mortgage Bonds |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
January 2023(a) | January 2033 |  | 4.95 | % |  | $ | 900 |  |  |  |  | $ | 900 |  |  | $ | — |  |  |  |  | $ | — |  |  | $ | — |  |  |
January 2023(a) | January 2053 |  | 5.35 | % |  | 900 |  |  |  |  | 900 |  |  | — |  |  |  |  | — |  |  | — |  |  |
March 2023(b) | March 2033 |  | 5.25 | % |  | 500 |  |  |  |  | — |  |  | 500 |  |  |  |  | — |  |  | — |  |  |
March 2023(b) | March 2053 |  | 5.35 | % |  | 500 |  |  |  |  | — |  |  | 500 |  |  |  |  | — |  |  | — |  |  |
March 2023(c) | April 2033 |  | 5.25 | % |  | 375 |  |  |  |  | — |  |  | — |  |  |  |  | 375 |  |  | — |  |  |
March 2023(c) | April 2053 |  | 5.65 | % |  | 375 |  |  |  |  | — |  |  | — |  |  |  |  | 375 |  |  | — |  |  |
March 2023(d) | April 2053 |  | 5.40 | % |  | 500 |  |  |  |  | — |  |  | — |  |  |  |  | — |  |  | 500 |  |  |
Total issuances |  |  |  |  | $ | 4,050 |  |  |  |  | $ | 1,800 |  |  | $ | 1,000 |  |  |  |  | $ | 750 |  |  | $ | 500 |  |  |
(a)Proceeds were used to repay $1 billion of maturities due March 2023, to pay down a portion of short-term debt and for general company purposes. (b)Proceeds will be used to repay $300 million of maturities due September 2023, to pay down a portion of short-term debt and for general company purposes. (c)Proceeds will be used to repay $300 million of maturities due September 2023 and a portion of the $100 million term loan due October 2023. Remaining proceeds will be used to repay a portion of short-term debt and for general corporate purposes. (d)Proceeds were used to repay the $300 million term loan due October 2023. Remaining proceeds will be used to repay a portion of short-term debt and for general company purposes. The following table shows the significant components of Current maturities of long-term debt on the Condensed Consolidated Balance Sheets. The Duke Energy Registrants currently anticipate satisfying these obligations with cash on hand and proceeds from additional borrowings.
(in millions) | Maturity Date |  | Interest Rate |  | March 31, 2023
Unsecured Debt |  |  |  |  |
Duke Energy (Parent) | April 2023 |  | 2.875 | % |  | $ | 350 |
Duke Energy (Parent)(a) | June 2023 |  | 4.631 | % |  | 500 |
Duke Energy (Parent) | October 2023 |  | 3.950 | % |  | 400 |
Duke Energy (Parent) Term Loan Facility(a) | March 2024 |  | 5.385 | % |  | 1,000 |
Duke Energy Ohio(a) | October 2023 |  | 4.879 | % |  | 150 |
First Mortgage Bonds |  |  |  |  |
Duke Energy Progress | September 2023 |  | 3.375 | % |  | 300 |
Duke Energy Ohio | September 2023 |  | 3.800 | % |  | 300 |
Other(b) |  |  |  |  | 330 |
Current maturities of long-term debt |  |  |  |  | $ | 3,330 |
(a)Debt has a floating interest rate. (b)Includes finance lease obligations, amortizing debt, tax-exempt bonds with mandatory put options and small bullet maturities.
Schedule of Line of Credit Facilities | The table below includes the current borrowing sublimits and available capacity under these credit facilities.
| March 31, 2023
|  |  | Duke |  | Duke |  | Duke |  | Duke |  | Duke |  | Duke |  |
| Duke |  | Energy |  | Energy |  | Energy |  | Energy |  | Energy |  | Energy |  |
(in millions) | Energy |  | (Parent) |  | Carolinas |  | Progress |  | Florida |  | Ohio |  | Indiana |  | Piedmont
Facility size(a) | $ | 9,000 |  |  | $ | 2,275 |  |  | $ | 2,025 |  |  | $ | 900 |  |  | $ | 1,350 |  |  | $ | 700 |  |  | $ | 950 |  |  | $ | 800 |
Reduction to backstop issuances |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Commercial paper(b) | (3,452) |  |  | (494) |  |  | (1,310) |  |  | (150) |  |  | (776) |  |  | (93) |  |  | (328) |  |  | (301) |
Outstanding letters of credit | (39) |  |  | (27) |  |  | (4) |  |  | (1) |  |  | (7) |  |  | — |  |  | — |  |  | — |
Tax-exempt bonds | (81) |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | (81) |  |  | — |
Available capacity under the Master Credit Facility | $ | 5,428 |  |  | $ | 1,754 |  |  | $ | 711 |  |  | $ | 749 |  |  | $ | 567 |  |  | $ | 607 |  |  | $ | 541 |  |  | $ | 499 |
(a)Represents the sublimit of each borrower. (b)Duke Energy issued $625 million of commercial paper and loaned the proceeds through the money pool to Duke Energy Carolinas, Duke Energy Progress, Duke Energy Ohio and Duke Energy Indiana. The balances are classified as Long-Term Debt Payable to Affiliated Companies on the Condensed Consolidated Balance Sheets.

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