LONG-TERM DEBT

The Company's long-term debt outstanding and weighted average interest rates (a) of debt outstanding at December 31 were:



	2014			2013
	(In millions)
Taxable Debt, Principally Secured
4.5% due 2016 to 2044	$	4,824		$	4,286
Tax- Exempt Revenue Bonds (b)
5.2% due 2020 to 2030	330			558
	5,154			4,844
Less amount due within one year	(10		)	(304		)
	$	5,144		$	4,540

Securitization Bonds
6.6% due 2015	$	105		$	302
Less amount due within one year	(105		)	(197		)
	$	—		$	105

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(a)	Weighted average interest rates as of December 31, 2014 are shown below the description of each category of debt.


(b)	Tax-Exempt Revenue Bonds are issued by a public body that loans the proceeds to DTE Electric on terms substantially mirroring the Revenue Bonds.

Debt Issuances

In 2014, the following debt was issued:



Month	Type	Interest Rate		Maturity	Amount
					(In millions)
June	Mortgage Bonds (a)	3.77	%	2026	$	100
June	Mortgage Bonds (a)	4.60	%	2044	150
July	Mortgage Bonds (a)	3.375	%	2025	350
July	Mortgage Bonds (a)	4.30	%	2044	350
					$	950

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(a)	Proceeds were used for the redemption of long-term debt, repayment of short-term borrowings and general corporate purposes.

Debt Redemptions

In 2014, the following debt was redeemed:



Month	Type	Interest Rate		Maturity	Amount
					(In millions)
March	Mortgage Bonds	Various		2014	$	13
March	Securitization Bonds	6.62	%	2014	100
April	Tax Exempt Revenue Bonds (a)	2.35	%	2024	31
April	Tax Exempt Revenue Bonds (a)	4.65	%	2028	32
June	Tax Exempt Revenue Bonds (a)	4.875	%	2029	36
June	Tax Exempt Revenue Bonds (a)	6.00	%	2036	69
July	Senior Notes	4.80	%	2015	200
August	Tax Exempt Revenue Bonds (a)	5.25	%	2029	60
August	Senior Notes	5.40	%	2014	200
September	Securitization Bonds	6.62	%	2014	96
					$	837

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(a)	Tax Exempt Revenue Bonds are issued by a public body that loans the proceeds to DTE Electric on terms substantially mirroring the Revenue Bonds.

The following table shows the scheduled debt maturities, excluding any unamortized discount or premium on debt:



											2020 and
	2015		2016		2017		2018		2019		Thereafter		Total
	(In millions)
Amount to mature	$	115	$	151	$	—	$	300	$	—	$	4,704	$	5,270

Cross Default Provisions

Substantially all of the net properties of DTE Electric are subject to the lien of its mortgage. Should DTE Electric fail to timely pay its indebtedness under this mortgage, such failure may create cross defaults in the indebtedness of DTE Energy.