Long-Term Debt (Tables)

9 Months Ended

Sep. 30, 2023

Debt Disclosure [Abstract]

Schedule of Debt Issuances

Refer to the table below for debt issued through September 30, 2023:

Company	Month	Type	Interest Rate	Maturity Date	Amount
					(In millions)
DTE Electric	March	Mortgage bonds(a)	5.20%	2033	$	600
DTE Electric	March	Mortgage bonds(a)	5.40%	2053	600
DTE Energy	March	Term loan facility draw(b)	Variable	2023	200
DTE Energy	May	Senior notes(c)	4.875%	2028	800
DTE Electric	June	Tax-exempt revenue bonds(d)	3.875%	2053	100
					$	2,300

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(a)Proceeds used for the repayment of short-term borrowings, for capital expenditures, and for other general corporate purposes.

(b)Proceeds used for general corporate purposes.

(c)Proceeds used for the repayment of amounts outstanding under the term loan facility.

(d)Tax-exempt revenue bonds are issued by a public body that loans the proceeds to DTE Electric with terms substantially mirroring the revenue bonds. Proceeds were used to finance costs relating to solid waste disposal facilities at the Monroe and St. Clair power plants. The bonds will be subject to mandatory tender in June 2030.

Schedule of Debt Redemptions

Refer to the table below for debt redeemed through September 30, 2023:

Company	Month	Type	Interest Rate	Maturity Date	Amount
					(In millions)
DTE Gas	April	Senior notes	6.44%	2023	$	25
DTE Energy	May	Term loan facility	Variable	2023	800
DTE Electric	June	Securitization bonds	2.64%	2023	19
DTE Energy	June	Term loan facility	Variable	2023	200
DTE Electric	September	Mortgage bonds	4.31%	2023	102
					$	1,146