Long-Term Financings (Tables)

9 Months Ended

Sep. 30, 2026

Debt Disclosure [Abstract]

Schedule of Debt Issuances

Refer to the table below for debt issued through September 30, 2026:

Company	Month	Type	Interest Rate	Maturity Date	Amount
					(In millions)
DTE Electric	February	Mortgage Bonds(a)	4.85%	2036	$	800
DTE Electric	February	Mortgage Bonds(a)	5.55%	2056	800
DTE Energy	June	Junior Subordinated Debentures(b)	6.20%	2058	1,000
DTE Gas	September	Mortgage Bonds(a)	5.34%	2031	150
DTE Gas	September	Mortgage Bonds(a)	5.68%	2036	100
DTE Gas	September	Mortgage Bonds(a)	6.26%	2056	50
					$	2,900

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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 the repayment of short-term borrowings and for other general corporate purposes.

Schedule of Debt Redemptions

Refer to the table below for debt redeemed through September 30, 2026:

Company	Month	Type	Interest Rate	Maturity Date	Amount
					(In millions)
DTE Electric	March	Securitization Bonds	5.97%	2026	$	16
DTE Electric	June	Mortgage Bonds	3.77%	2026	100
DTE Electric	June	Securitization Bonds	2.64%	2026	21
DTE Electric	September	Mortgage Bonds	4.46%	2026	77
DTE Electric	September	Securitization Bonds	5.97%	2026	16
					$	230