8-K

UNITED STATES
SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the

Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): January 10, 2007

	Exact Name of Registrant as Specified in its Charter,
Commission	State of Incorporation, Address of Principal	I.R.S. Employer
File Number	Executive Offices and Telephone Number	Identification No.
1-11607	DTE Energy Company (a Michigan corporation) 2000 2nd Avenue Detroit, Michigan 48226-1279 313-235-4000	38-3217752
1-7310	Michigan Consolidated Gas Company (a Michigan corporation) 2000 2nd Avenue Detroit, Michigan 48226-1279 313-235-4000	38-0478040

     Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):

o Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

o Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

o Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

o Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

TABLE OF CONTENTS

Form of Amendment No. 1 to Five-Year Credit Agreement

Form of Amendment No. 1 to Second Amended and Restated Five-Year Credit Agreement

Item 1.01.     Entry into a Material Definitive Agreement.

     On January 10, 2007, Michigan Consolidated Gas Company (“MichCon”) amended its $181,250,000 five-year unsecured revolving credit agreement dated as of October 17, 2005, by and among MichCon, the lenders party thereto, JPMorgan Chase Bank, N.A. (“JPMorgan”), as Administrative Agent, and Barclays Bank PLC (“Barclays”) and Citibank, N.A. (“Citibank”) as Co-Syndication Agents (“Five-Year Credit Agreement”), and simultaneously amended its $243,750,000 five-year unsecured revolving credit agreement dated as of October 17, 2005, by and among MichCon, the lenders party thereto, JPMorgan, as Administrative Agent, and Barclays and Citibank, as Co-Syndication Agents (“Second Amended and Restated Five-Year Credit Agreement”) (collectively the “Amendments”). The Amendments clarify certain aspects of the calculation of MichCon’s debt-to-capitalization ratio and provide for the exclusion of the non-cash effects of implementation of FASB Statement of Financial Accounting Standards No. 158 and of certain short-term debt of MichCon from such calculation.

     Forms of the Amendments to the Five-Year Credit Agreement and the Second Amended and Restated Five-Year Credit Agreement are filed as exhibits 10.1 and 10.2 to this Current Report, respectively.

Item 9.01.     Financial Statements and Exhibits.

(d) Exhibits

10.1	Form of Amendment No. 1 to Five-Year Credit Agreement, dated as of January 10, 2007, by and among MichCon, the lenders party thereto, JPMorgan, as Administrative Agent, and Barclays and Citibank as Co-Syndication Agents.
10.2	Form of Amendment No. 1 to Second Amended and Restated Five-Year Credit Agreement, dated as of January 10, 2007, by and among MichCon, the lenders party thereto, JPMorgan, as Administrative Agent, and Barclays and Citibank as Co-Syndication Agents.

SIGNATURES

     Pursuant to the requirements of the Securities Exchange Act of 1934, the registrants have duly caused this report to be signed on their behalf by the undersigned hereunto duly authorized.

Date: January 17, 2007	DTE ENERGY COMPANY (Registrant)
	/s/  David R. Murphy
	David R. Murphy
	Assistant Treasurer
	MICHIGAN CONSOLIDATED GAS COMPANY (Registrant)
	/s/  David R. Murphy
	David R. Murphy
	Assistant Treasurer

EXHIBIT INDEX

Exhibit
Number	Description
10.1	Form of Amendment No. 1 to Five-Year Credit Agreement, dated as of January 10, 2007, by and among MichCon, the lenders party thereto, JPMorgan, as Administrative Agent, and Barclays and Citibank as Co-Syndication Agents.
10.2	Form of Amendment No. 1 to Second Amended and Restated Five-Year Credit Agreement, dated as of January 10, 2007, by and among MichCon, the lenders party thereto, JPMorgan, as Administrative Agent, and Barclays and Citibank as Co-Syndication Agents.

EX-10.1

Exhibit 10.1

AMENDMENT NO. 1

TO

FIVE-YEAR CREDIT AGREEMENT

     THIS AMENDMENT NO. 1 TO FIVE-YEAR CREDIT AGREEMENT (this “Amendment”) is made as of January 10, 2007, by and among MICHIGAN CONSOLIDATED GAS COMPANY (the “Borrower”), the banks, financial institutions and other institutional lenders listed on the signature pages hereof (the “Lenders”), JPMORGAN CHASE BANK, N.A., as Administrative Agent, and BARCLAYS BANK PLC and CITIBANK, N.A., as Co-Syndication Agents, under that certain Five-Year Credit Agreement, dated as of October 17, 2005, by and among the Borrower, the banks, financial institutions and other institutional lenders from time to time parties thereto, the Administrative Agent and the Co-Syndication Agents (as amended, restated or otherwise modified from time to time, the “Credit Agreement”). Defined terms used herein and not otherwise defined herein shall have the meaning given to them in the Credit Agreement.

WITNESSETH

     WHEREAS, the Borrower, the Lenders, the Administrative Agent and the Co-Syndication Agents are parties to the Credit Agreement; and

     WHEREAS, the Borrower has requested that the Administrative Agent, the Co-Syndication Agents and the Lenders amend the Credit Agreement on the terms and conditions set forth herein;

     WHEREAS, the Borrower, the Administrative Agent, the Co-Syndication Agents and the requisite number of Lenders have agreed to amend the Credit Agreement on the terms and conditions set forth herein;

     NOW, THEREFORE, in consideration of the premises set forth above, the terms and conditions contained herein, and other good and valuable consideration, the receipt and sufficiency of which are hereby acknowledged, the parties hereto have agreed to the following amendments to the Credit Agreement:

1. Amendments to the Credit Agreement. Effective as of December 31, 2006 (the “Effective Date”) and subject to the satisfaction of the conditions precedent set forth in Section 2 below, the Credit Agreement is hereby amended as follows:

1.1.	Section 1.01 of the Credit Agreement is amended to insert the following new definitions of “Excluded Pension Effects”, “Excluded Short-Term Debt”, “Funded Debt”, “Guaranteed Obligations”, “Hybrid Equity Securities”, “Mandatorily Convertible Securities”, and “Total Funded Debt” alphabetically therein:
	“Excluded Pension Effects” means the non-cash effects on Consolidated Net Worth resulting from the implementation of FASB Statement of Financial Accounting Standards No. 158, Employers’ Accounting for Defined Benefit

	Pension and Other Postretirement Plans, an amendment of FASB Statements No. 87, 88, 106, and 132(R), dated September 2006.
	“Excluded Short-Term Debt” means Debt of the Borrower or any of its Subsidiaries having an original maturity of not more than 365 days in an aggregate amount of not more than $450,000,000.
	“Funded Debt” means, as to any Person, without duplication: (a) all Debt of such Person for borrowed money or which has been incurred in connection with the acquisition of assets (excluding (i) contingent reimbursement obligations in respect of letters of credit and bankers’ acceptances, (ii) Nonrecourse Debt, (iii) Junior Subordinated Debt, (iv) Mandatorily Convertible Securities, and (v) Hybrid Equity Securities), (b) all capital lease obligations of such Person and (c) all Guaranteed Obligations of Funded Debt of other Persons.
	“Guaranteed Obligations” has the meaning specified in clause (h) of the definition of “Debt”.
	“Hybrid Equity Securities” means any securities issued by the Borrower or its Subsidiary or a financing vehicle of the Borrower or its Subsidiary that (i) are classified as possessing a minimum of “intermediate equity content” by S&P, Basket C equity credit by Moody’s, and 50% equity credit by Fitch and (ii) require no repayments or prepayments and no mandatory redemptions or repurchases, in each case, prior to at least 91 days after the later of the termination of the Commitments and the repayment in full of the Revolving Credit Advances and all other amounts due under this Agreement.
	“Mandatorily Convertible Securities” means any mandatorily convertible equity-linked securities issued by the Borrower or its Subsidiary, so long as the terms of such securities require no repayments or prepayments and no mandatory redemptions or repurchases, in each case prior to at least 91 days after the later of the termination of the Commitments and the repayment in full of the Revolving Credit Advances and all other amounts due under this Agreement.
	“Total Funded Debt” means all Funded Debt of the Borrower and its Consolidated Subsidiaries, on a consolidated basis, as determined in accordance with GAAP.
1.2.	Section 1.01 of the Credit Agreement is amended to delete the definition of “Excluded Hedging Debt” in its entirety.
1.3.	Section 1.01 of the Credit Agreement is amended to delete the definition of “Capitalization” in its entirety and to substitute the following therefor:
	“Capitalization” means the sum of (a) Total Funded Debt plus (b) Consolidated Net Worth.

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1.4.	Section 1.01 of the Credit Agreement is amended to delete the definition of “Consolidated Net Worth” in its entirety and to substitute the following therefor:
	“Consolidated Net Worth” means, as of any date of determination, the consolidated total stockholders’ equity, including capital stock (but excluding treasury stock and capital stock subscribed and unissued), additional paid-in capital and retained earnings (but excluding the Excluded Pension Effects) of the Borrower and its Subsidiaries determined in accordance with GAAP.
1.5.	Section 1.01 of the Credit Agreement is amended to insert at the end of clause (h) of the definition of “Debt” the following: “(all such obligations under this clause (h) being “Guaranteed Obligations”).
1.6.	Section 6.01(i) of the Credit Agreement is amended and restated in its entirety to read as follows:
	(i) The Borrower and its Subsidiaries, on a Consolidated basis, shall, as of the last day of any fiscal quarter of the Borrower, have a ratio of (a) Total Funded Debt to (b) Capitalization in excess of .65:1; provided that for purposes of calculating the foregoing ratio as of the last day of any fiscal quarter other than any fiscal quarter ending on June 30, “Total Funded Debt” for purposes of clauses (a) and (b) above shall be calculated exclusive of all Excluded Short-Term Debt outstanding as of such date; or
1.7.	Exhibit F of the Credit Agreement is amended and restated in its entirety to read as set forth in the form attached hereto.

2. Conditions of Effectiveness. The effectiveness of this Amendment is subject to the conditions precedent that the Administrative Agent shall have received:

(a)	duly executed originals of this Amendment from each of the Borrower, the requisite number of Lenders required pursuant to Section 8.01 and the Administrative Agent; and
(b)	such other documents, instruments and agreements as the Administrative Agent shall reasonably request.

     3. Representations and Warranties and Reaffirmations of the Borrower.

3.1. The Borrower hereby represents and warrants that (i) this Amendment and the Credit Agreement as previously executed and as modified hereby constitute legal, valid and binding obligations of the Borrower and are enforceable against the Borrower in accordance with their terms (except as enforceability may be limited by bankruptcy, insolvency, reorganization, moratorium or similar laws affecting the enforcement of creditors’ rights generally), and (ii) no Default or Event of Default has occurred and is continuing.

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3.2. Upon the effectiveness of this Amendment and after giving effect hereto, the Borrower hereby reaffirms all covenants, representations and warranties made in the Credit Agreement as modified hereby, and agrees that all such covenants, representations and warranties shall be deemed to have been remade as of the Effective Date, except that any such covenant, representation, or warranty that was made as of a specific date shall be considered reaffirmed only as of such date.

4. Reference to the Effect on the Credit Agreement.

4.1.	Upon the effectiveness of Section 1 hereof, on and after the date hereof, each reference in the Credit Agreement (including any reference therein to “this Agreement,” “hereunder,” “hereof,” “herein” or words of like import referring thereto) or in any other Loan Document shall mean and be a reference to the Credit Agreement as modified hereby.
4.2.	Except as specifically modified above, the Credit Agreement and all other documents, instruments and agreements executed and/or delivered in connection therewith shall remain in full force and effect, and are hereby ratified and confirmed.
4.3.	The execution, delivery and effectiveness of this Amendment shall not operate as a waiver of any right, power or remedy of the Administrative Agent or the Lenders, nor constitute a waiver of any provision of the Credit Agreement or any other documents, instruments and agreements executed and/or delivered in connection therewith.
4.4.	Upon satisfaction of the conditions set forth in Section 2 hereof and the execution hereof by the Borrower and the Required Lenders, this Amendment shall be binding upon all parties to the Credit Agreement.

5.	GOVERNING LAW. THIS AMENDMENT SHALL BE GOVERNED BY AND CONSTRUED IN ACCORDANCE WITH THE LAWS OF THE STATE OF NEW YORK.
6.	Headings. Section headings in this Amendment are included herein for convenience of reference only and shall not constitute a part of this Amendment for any other purpose.
7.	Counterparts. This Amendment may be executed by one or more of the parties to this Amendment on any number of separate counterparts and all of said counterparts taken together shall be deemed to constitute one and the same instrument.

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     IN WITNESS WHEREOF, this Amendment has been duly executed as of the day and year first above written.

MICHIGAN CONSOLIDATED GAS COMPANY, as the Borrower
By:	/s/ David R. Murphy
Name: David R. Murphy
Title: Assistant Treasurer

Signature Page to
Michigan Consolidated Gas Company
Amendment No. 1 to Five-Year Credit Agreement

JPMORGAN CHASE BANK, N.A., as Administrative Agent and as a Lender
By:	/s/ Nancy R. Barwig
Name: Nancy R. Barwig
Title: Vice President
BARCLAYS BANK PLC, as Co-Syndication Agent and as a Lender
By:	/s/ David Barton
Name: David Barton
Title: Associate Director
CITIBANK, N.A., as Co-Syndication Agent and as a Lender
By:	/s/ Amit Vasani
Name: Amit Vasani
Title: Vice President

Signature Page to
Michigan Consolidated Gas Company
Amendment No. 1 to Five-Year Credit Agreement

BNP PARIBAS, as Co-Documentation Agent and as a Lender
By	/s/ Francis J. Delaney
Name: Francis J. Delaney
Title: Managing Director
By	/s/ Mark A. Renaud
Name: Mark A. Renaud
Title: Managing Director

Signature Page to
Michigan Consolidated Gas Company
Amendment No. 1 to Five-Year Credit Agreement

THE BANK OF NOVA SCOTIA, as
Co-Documentation Agent and as a Lender
By	/s/ Thane Rattew
Name:	Thane Rattew
Title:	Managing Director

Signature Page to
Michigan Consolidated Gas Company
Amendment No. 1 to Five-Year Credit Agreement

BANK OF AMERICA, N.A., as a Lender
By	/s/ Kevin Bertelsen
Name:	Kevin Bertelsen
Title:	Senior Vice President

Signature Page to
Michigan Consolidated Gas Company
Amendment No. 1 to Five-Year Credit Agreement

COMERICA BANK, as a Lender

By

Name:

Title:

Signature Page to
Michigan Consolidated Gas Company
Amendment No. 1 to Five-Year Credit Agreement

KEYBANK NATIONAL ASSOCIATION, as a Lender
By	/s/ Sherrie I. Manson
Name:	Sherrie I. Manson
Title:	Sr. Vice President

Signature Page to
Michigan Consolidated Gas Company
Amendment No. 1 to Five-Year Credit Agreement

THE ROYAL BANK OF SCOTLAND plc, as a Lender
By	/s/ Andrew N. Taylor
Name:	Andrew N. Taylor
Title:	Vice President

Signature Page to
Michigan Consolidated Gas Company
Amendment No. 1 to Five-Year Credit Agreement

UBS LOAN FINANCE LLC, as a Lender
By	/s/ Richard L. Tavrow
Name:	Richard L. Tavrow
Title:	Director
By	/s/ Irja R. Otsa
Name:	Irja R. Otsa
Title:	Associate Director

Signature Page to
Michigan Consolidated Gas Company
Amendment No. 1 to Five-Year Credit Agreement

WACHOVIA BANK, N.A., as a Lender

By

Name:

Title:

Signature Page to
Michigan Consolidated Gas Company
Amendment No. 1 to Five-Year Credit Agreement

THE BANK OF NEW YORK, as a Lender
By	/s/ Richard Fronapfel, Jr.
Name:	Richard Fronapfel, Jr.
Title:	Vice President

Signature Page to
Michigan Consolidated Gas Company
Amendment No. 1 to Five-Year Credit Agreement

UNION BANK OF CALIFORNIA, N.A., as a Lender
By	/s/ Dennis G. Blank
Name:	Dennis G. Blank
Title:	Vice President

Signature Page to
Michigan Consolidated Gas Company
Amendment No. 1 to Five-Year Credit Agreement

CREDIT SUISSE, CAYMAN ISLANDS
BRANCH, as a Lender
By	/s/ Sarah Wu
Name:	Sarah Wu
Title:	Director
By	/s/ Shaheen Malik
Name:	Shaheen Malik
Title:	Associate

Signature Page to
Michigan Consolidated Gas Company
Amendment No. 1 to Five-Year Credit Agreement

DEUTSCHE BANK AG NEW YORK
BRANCH, as a Lender
By	/s/ Marcus Tarkington
Name:	Marcus Tarkington
Title:	Director
By	/s/ Rainer Meier
Name:	Rainer Meier
Title:	Vice President

Signature Page to
Michigan Consolidated Gas Company
Amendment No. 1 to Five-Year Credit Agreement

FIFTH THIRD BANK, A MICHIGAN
BANKING CORPORATION, as a Lender
By	/s/ Brian Jelinski
Name:	Brian Jelinski
Title:	Officer

Signature Page to
Michigan Consolidated Gas Company
Amendment No. 1 to Five-Year Credit Agreement

THE BANK OF TOKYO-MITSUBISHI UFJ,
LTD., NEW YORK BRANCH (successor-by-
merger to UFJ Bank Limited), as a Lender
By	/s/ Chi-Cheng Chen
Name:	Chi-Cheng Chen
Title:	Authorized Signatory

Signature Page to
Michigan Consolidated Gas Company
Amendment No. 1 to Five-Year Credit Agreement

MELLON BANK, N.A., as a Lender
By	/s/ Thomas J. Tarasovich, Jr.
Name:	Thomas J. Tarasovich, Jr.
Title:	Vice President

Signature Page to
Michigan Consolidated Gas Company
Amendment No. 1 to Five-Year Credit Agreement

LASALLE BANK NATIONAL
ASSOCIATION, as a Lender
By	/s/ Gregory E. Castle
Name:	Gregory E. Castle
Title:	First Vice President

Signature Page to
Michigan Consolidated Gas Company
Amendment No. 1 to Five-Year Credit Agreement

MIZUHO CORPORATE BANK, LTD., as a
Lender
By	/s/ Raymond Ventura
Name:	Raymond Ventura
Title:	Deputy General Manager

Signature Page to
Michigan Consolidated Gas Company
Amendment No. 1 to Five-Year Credit Agreement

MORGAN STANLEY BANK, as a Lender

By

Name:

Title:

Signature Page to
Michigan Consolidated Gas Company
Amendment No. 1 to Five-Year Credit Agreement

THE NORTHERN TRUST COMPANY, as a
Lender
By	/s/ Alex Nikolov
Name:	Alex Nikolov
Title:	Second – Vice President

Signature Page to
Michigan Consolidated Gas Company
Amendment No. 1 to Five-Year Credit Agreement

EXHIBIT F — FORM OF
COMPLIANCE CERTIFICATE

COMPLIANCE CERTIFICATE

To: The Lenders parties to the
Credit Agreement Described Below

     This Compliance Certificate is furnished pursuant to that certain Five-Year Credit Agreement, dated as of October 17, 2005 (as amended or modified from time to time, the “Agreement”) among Michigan Consolidated Gas Company, a Michigan corporation (the “Borrower”), the lenders parties thereto, and JPMorgan Chase Bank, N.A., as Agent for the lenders. Unless otherwise defined herein, capitalized terms used in this Compliance Certificate have the meanings ascribed thereto in the Agreement.

     THE UNDERSIGNED HEREBY CERTIFIES THAT:

     1. I am the duly elected                     of the Borrower;

     2. I have reviewed the terms of the Agreement and I have made, or have caused to be made under my supervision, a detailed review of the transactions and conditions of the Borrower and its Subsidiaries during the accounting period covered by the attached financial statements;

     3. The examinations described in paragraph 2 did not disclose, and I have no knowledge of, the existence of any condition or event which constitutes an Event of Default or Default during or at the end of the accounting period covered by the attached financial statements or as of the date of this Certificate, except as set forth below; and

     4. Schedule 1 attached hereto sets forth financial data and computations evidencing the Borrower’s compliance with certain covenants of the Agreement, all of which data and computations are true, complete and correct.

     Described below are the exceptions, if any, to paragraph 3 by listing, in detail, the nature of the condition or event, the period during which it has existed and the action which the Borrower has taken, is taking, or proposes to take with respect to each such condition or event:

     The foregoing certifications, together with the computations set forth in Schedule I hereto and the financial statements delivered with this Certificate in support hereof, are made and delivered this                      day of                     ,                     

MICHIGAN CONSOLIDATED GAS COMPANY

By

Name:

Title:

SCHEDULE 1 TO COMPLIANCE CERTIFICATE

Compliance as of                     , ___with
Provisions of Section 5.01(h) of
the Agreement

FINANCIAL COVENANT

Ratio of Total Funded Debt to Capitalization (Section 6.01(i)).

(A) Numerator (Total Funded Debt):
(i) Debt for borrowed money or which has been incurred in connection with the acquisition of assets (exclusive of contingent reimbursement obligations in respect of letters of credit and bankers’ acceptances):		$
(ii) Minus: Nonrecourse Debt:		-$
(iii) Minus: Junior Subordinated Debt:		-$
(iv) Minus: Mandatorily Convertible Securities:		-$
(v) Minus: Hybrid Equity Securities:		-$
(vi) Minus: For any fiscal quarter other than the fiscal quarter ending on June 30, Excluded Short-Term Debt:		-$
(vii) Plus: Capital lease obligations:		+$
(viii) Plus: Guaranty Obligations of Funded Debt of other Persons:		+$
(ix) Numerator: (A)(i) minus (A)(ii) through (A)(vi) plus (A)(vii) plus (A)(viii):		$
(B) Denominator (Capitalization):
(i) Total Funded Debt: (A)(ix)		$
(ii) Plus: Consolidated Net Worth:		+$
(iii) Denominator: (B)(i) plus (B)(ii):		$
(C) State whether the ratio of (A)(ix) to (B)(iii) was not greater than .65:1:	YES/NO

EX-10.2

Exhibit 10.2

AMENDMENT NO. 1

TO

SECOND AMENDED AND RESTATED
FIVE-YEAR CREDIT AGREEMENT

     THIS AMENDMENT NO. 1 TO SECOND AMENDED AND RESTATED FIVE-YEAR CREDIT AGREEMENT (this “Amendment”) is made as of January 10, 2007, by and among MICHIGAN CONSOLIDATED GAS COMPANY (the “Borrower”), the banks, financial institutions and other institutional lenders listed on the signature pages hereof (the “Lenders”), JPMORGAN CHASE BANK, N.A., as Administrative Agent, and BARCLAYS BANK PLC and CITIBANK, N.A., as Co-Syndication Agents, under that certain Second Amended and Restated Five-Year Credit Agreement, dated as of October 17, 2005, by and among the Borrower, the banks, financial institutions and other institutional lenders from time to time parties thereto, the Administrative Agent and the Co-Syndication Agents (as amended, restated or otherwise modified from time to time, the “Credit Agreement”). Defined terms used herein and not otherwise defined herein shall have the meaning given to them in the Credit Agreement.

WITNESSETH

     WHEREAS, the Borrower, the Lenders, the Administrative Agent and the Co-Syndication Agents are parties to the Credit Agreement; and

     WHEREAS, the Borrower has requested that the Administrative Agent, the Co-Syndication Agents and the Lenders amend the Credit Agreement on the terms and conditions set forth herein;

     WHEREAS, the Borrower, the Administrative Agent, the Co-Syndication Agents and the requisite number of Lenders have agreed to amend the Credit Agreement on the terms and conditions set forth herein;

     NOW, THEREFORE, in consideration of the premises set forth above, the terms and conditions contained herein, and other good and valuable consideration, the receipt and sufficiency of which are hereby acknowledged, the parties hereto have agreed to the following amendments to the Credit Agreement:

1. Amendments to the Credit Agreement. Effective as of December 31, 2006 (the “Effective Date”) and subject to the satisfaction of the conditions precedent set forth in Section 2 below, the Credit Agreement is hereby amended as follows:

1.1. Section 1.01 of the Credit Agreement is amended to insert the following new definitions of “Excluded Pension Effects”, “Excluded Short-Term Debt”, “Funded Debt”, “Guaranteed Obligations”, “Hybrid Equity Securities”, “Mandatorily Convertible Securities”, and “Total Funded Debt” alphabetically therein:

     “Excluded Pension Effects” means the non-cash effects on Consolidated Net Worth resulting from the implementation of FASB Statement of Financial Accounting Standards No. 158, Employers’ Accounting for Defined Benefit Pension and Other Postretirement Plans, an amendment of FASB Statements No. 87, 88, 106, and 132(R), dated September 2006.

     “Excluded Short-Term Debt” means Debt of the Borrower or any of its Subsidiaries having an original maturity of not more than 365 days in an aggregate amount of not more than $450,000,000.

     “Funded Debt” means, as to any Person, without duplication: (a) all Debt of such Person for borrowed money or which has been incurred in connection with the acquisition of assets (excluding (i) contingent reimbursement obligations in respect of letters of credit and bankers’ acceptances, (ii) Nonrecourse Debt, (iii) Junior Subordinated Debt, (iv) Mandatorily Convertible Securities, and (v) Hybrid Equity Securities), (b) all capital lease obligations of such Person and (c) all Guaranteed Obligations of Funded Debt of other Persons.

     “Guaranteed Obligations” has the meaning specified in clause (h) of the definition of “Debt”.

     “Hybrid Equity Securities” means any securities issued by the Borrower or its Subsidiary or a financing vehicle of the Borrower or its Subsidiary that (i) are classified as possessing a minimum of “intermediate equity content” by S&P, Basket C equity credit by Moody’s, and 50% equity credit by Fitch and (ii) require no repayments or prepayments and no mandatory redemptions or repurchases, in each case, prior to at least 91 days after the later of the termination of the Commitments and the repayment in full of the Revolving Credit Advances and all other amounts due under this Agreement.

     “Mandatorily Convertible Securities” means any mandatorily convertible equity-linked securities issued by the Borrower or its Subsidiary, so long as the terms of such securities require no repayments or prepayments and no mandatory redemptions or repurchases, in each case prior to at least 91 days after the later of the termination of the Commitments and the repayment in full of the Revolving Credit Advances and all other amounts due under this Agreement.

     “Total Funded Debt” means all Funded Debt of the Borrower and its Consolidated Subsidiaries, on a consolidated basis, as determined in accordance with GAAP.

1.2.	Section 1.01 of the Credit Agreement is amended to delete the definition of “Excluded Hedging Debt” in its entirety.
1.3.	Section 1.01 of the Credit Agreement is amended to delete the definition of “Capitalization” in its entirety and to substitute the following therefor:

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     “Capitalization” means the sum of (a) Total Funded Debt plus (b) Consolidated Net Worth.

1.4. Section 1.01 of the Credit Agreement is amended to delete the definition of “Consolidated Net Worth” in its entirety and to substitute the following therefor:

     “Consolidated Net Worth” means, as of any date of determination, the consolidated total stockholders’ equity, including capital stock (but excluding treasury stock and capital stock subscribed and unissued), additional paid-in capital and retained earnings (but excluding the Excluded Pension Effects) of the Borrower and its Subsidiaries determined in accordance with GAAP.

1.5. Section 1.01 of the Credit Agreement is amended to insert at the end of clause (h) of the definition of “Debt” the following: “(all such obligations under this clause (h) being “Guaranteed Obligations”).

1.6. Section 6.01(i) of the Credit Agreement is amended and restated in its entirety to read as follows:

     (i) The Borrower and its Subsidiaries, on a Consolidated basis, shall, as of the last day of any fiscal quarter of the Borrower, have a ratio of (a) Total Funded Debt to (b) Capitalization in excess of .65:1; provided that for purposes of calculating the foregoing ratio as of the last day of any fiscal quarter other than any fiscal quarter ending on June 30, “Total Funded Debt” for purposes of clauses (a) and (b) above shall be calculated exclusive of all Excluded Short-Term Debt outstanding as of such date; or

1.7. Exhibit F of the Credit Agreement is amended and restated in its entirety to read as set forth in the form attached hereto.

2. Conditions of Effectiveness. The effectiveness of this Amendment is subject to the conditions precedent that the Administrative Agent shall have received:

(a)	duly executed originals of this Amendment from each of the Borrower, the requisite number of Lenders required pursuant to Section 8.01 and the Administrative Agent; and
(b)	such other documents, instruments and agreements as the Administrative Agent shall reasonably request.

3. Representations and Warranties and Reaffirmations of the Borrower.

3.1. The Borrower hereby represents and warrants that (i) this Amendment and the Credit Agreement as previously executed and as modified hereby constitute legal, valid and binding obligations of the Borrower and are enforceable against the Borrower in accordance with their terms (except as enforceability may be limited by bankruptcy, insolvency, reorganization, moratorium or similar laws affecting

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the enforcement of creditors’ rights generally), and (ii) no Default or Event of Default has occurred and is continuing.

3.2.

Upon the effectiveness of this Amendment and after giving effect hereto, the Borrower hereby reaffirms all covenants, representations and warranties made in the Credit Agreement as modified hereby, and agrees that all such covenants, representations and warranties shall be deemed to have been remade as of the Effective Date, except that any such covenant, representation, or warranty that was made as of a specific date shall be considered reaffirmed only as of such date.

4. Reference to the Effect on the Credit Agreement.

4.1.	Upon the effectiveness of Section 1 hereof, on and after the date hereof, each reference in the Credit Agreement (including any reference therein to “this Agreement,” “hereunder,” “hereof,” “herein” or words of like import referring thereto) or in any other Loan Document shall mean and be a reference to the Credit Agreement as modified hereby.
4.2.	Except as specifically modified above, the Credit Agreement and all other documents, instruments and agreements executed and/or delivered in connection therewith shall remain in full force and effect, and are hereby ratified and confirmed.
4.3.	The execution, delivery and effectiveness of this Amendment shall not operate as a waiver of any right, power or remedy of the Administrative Agent or the Lenders, nor constitute a waiver of any provision of the Credit Agreement or any other documents, instruments and agreements executed and/or delivered in connection therewith.
4.4.	Upon satisfaction of the conditions set forth in Section 2 hereof and the execution hereof by the Borrower and the Required Lenders, this Amendment shall be binding upon all parties to the Credit Agreement.

5. GOVERNING LAW. THIS AMENDMENT SHALL BE GOVERNED BY AND CONSTRUED IN ACCORDANCE WITH THE LAWS OF THE STATE OF NEW YORK.

6. Headings. Section headings in this Amendment are included herein for convenience of reference only and shall not constitute a part of this Amendment for any other purpose.

7. Counterparts. This Amendment may be executed by one or more of the parties to this Amendment on any number of separate counterparts and all of said counterparts taken together shall be deemed to constitute one and the same instrument.

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     IN WITNESS WHEREOF, this Amendment has been duly executed as of the day and year first above written.

MICHIGAN CONSOLIDATED GAS
COMPANY, as the Borrower
By:	/s/ David R. Murphy
Name:	David R. Murphy
Title:	Assistant Treasurer

Signature Page to
Michigan Consolidated Gas Company
Amendment No. 1 to Second Amended and Restated Five-Year Credit Agreement

JPMORGAN CHASE BANK, N.A., as
Administrative Agent and as a Lender
By:	/s/ Nancy R. Barwig
Name:	Nancy R. Barwig
Title:	Vice President
BARCLAYS BANK PLC, as Co-Syndication Agent and
as a Lender
By:	/s/ David Barton
Name:	David Barton
Title:	Associate Director
CITIBANK, N.A., as Co-Syndication Agent
and as a Lender
By:	/s/ Amit Vasani
Name:	Amit Vasani
Title:	Vice President

Signature Page to
Michigan Consolidated Gas Company
Amendment No. 1 to Second Amended and Restated Five-Year Credit Agreement

BNP PARIBAS, as Co-Documentation Agent
and as a Lender
By	/s/ Francis J. Delaney
Name:	Francis J. Delaney
Title:	Managing Director
By	/s/ Mark A. Renaud
Name:	Mark A. Renaud
Title:	Managing Director

Signature Page to
Michigan Consolidated Gas Company
Amendment No. 1 to Second Amended and Restated Five-Year Credit Agreement

COMERICA BANK, as Co-Documentation

Agent and as a Lender

By

Name:

Title:

Signature Page to
Michigan Consolidated Gas Company
Amendment No. 1 to Second Amended and Restated Five-Year Credit Agreement

THE BANK OF NOVA SCOTIA, as a Lender
By	/s/ Thane Rattew
Name:	Thane Rattew
Title:	Managing Director

Signature Page to
Michigan Consolidated Gas Company
Amendment No. 1 to Second Amended and Restated Five-Year Credit Agreement

THE ROYAL BANK OF SCOTLAND plc, as a
Lender

By /s/ Andrew N. Taylor                              
Name: Andrew N. Taylor
Title: Vice President

Signature Page to
Michigan Consolidated Gas Company
Amendment No. 1 to Second Amended and Restated Five-Year Credit Agreement

KEYBANK NATIONAL ASSOCIATION, as a
Lender

By /s/ Sherrie I. Manson                                        
Name: Sherrie I. Manson
Title: Sr. Vice President

Signature Page to
Michigan Consolidated Gas Company
Amendment No. 1 to Second Amended and Restated Five-Year Credit Agreement

UBS LOAN FINANCE LLC, as a Lender

By /s/ Richard L. Tavrow                              
Name: Richard L. Tavrow
Title: Director

By /s/ Irja R. Otsa                                           
Name: Irja R. Otsa
Title: Associate Director

Signature Page to
Michigan Consolidated Gas Company
Amendment No. 1 to Second Amended and Restated Five-Year Credit Agreement

THE BANK OF NEW YORK, as a Lender

By /s/ Richard Fronapfel, Jr.                              
Name: Richard Fronapfel, Jr.
Title: Vice President

Signature Page to
Michigan Consolidated Gas Company
Amendment No. 1 to Second Amended and Restated Five-Year Credit Agreement

UNION BANK OF CALIFORNIA, N.A., as a
Lender

By /s/ Dennis G. Blank                              
Name: Dennis G. Blank
Title: Vice President

Signature Page to
Michigan Consolidated Gas Company
Amendment No. 1 to Second Amended and Restated Five-Year Credit Agreement

CREDIT SUISSE, CAYMAN ISLANDS
BRANCH (formerly known as CREDIT
SUISSE FIRST BOSTON, ACTING
THROUGH ITS CAYMAN ISLANDS
BRANCH), as a Lender

By /s/ Sarah Wu                                   
Name: Sarah Wu
Title: Director

By /s/ Shaheen Malik                              
Name: Shaheen Malik
Title: Associate

Signature Page to
Michigan Consolidated Gas Company
Amendment No. 1 to Second Amended and Restated Five-Year Credit Agreement

DEUTSCHE BANK AG NEW YORK
BRANCH, as a Lender

By /s/ Marcus Tarkington                              
Name: Marcus Tarkington
Title: Director

By /s/ Rainer Meier                                         
Name: Rainer Meier
Title: Vice President

Signature Page to
Michigan Consolidated Gas Company
Amendment No. 1 to Second Amended and Restated Five-Year Credit Agreement

FIFTH THIRD BANK, A MICHIGAN BANKING CORPORATION (FORMERLY KNOWN AS FIFTH THIRD BANK, EASTERN MICHIGAN), as a Lender
By	/s/ Brian Jelinski
Name: Brian Jelinski Title: Officer

Signature Page to
Michigan Consolidated Gas Company
Amendment No. 1 to Second Amended and Restated Five-Year Credit Agreement

THE BANK OF TOKYO-MITSUBISHI UFJ, LTD., NEW YORK BRANCH (successor-by- merger to UFJ Bank Limited), as a Lender
By	/s/ Chi-Cheng Chen
Name: Chi-Cheng Chen Title: Authorized Signatory

Signature Page to
Michigan Consolidated Gas Company
Amendment No. 1 to Second Amended and Restated Five-Year Credit Agreement

BANK HAPOALIM B.M., as a Lender

By

Name:

Title:

By

Name:

Title:

Signature Page to
Michigan Consolidated Gas Company
Amendment No. 1 to Second Amended and Restated Five-Year Credit Agreement

WILLIAM STREET COMMITMENT CORPORATION
(recourse only to assets of
William Street Commitment Corporation), as a
Lender

By

Name:

Title:

Signature Page to
Michigan Consolidated Gas Company
Amendment No. 1 to Second Amended and Restated Five-Year Credit Agreement

MELLON BANK, N.A., as a Lender
By	/s/ Thomas J. Tarasovich, Jr.
Name: Thomas J. Tarasovich, Jr. Title: Vice President

Signature Page to
Michigan Consolidated Gas Company
Amendment No. 1 to Second Amended and Restated Five-Year Credit Agreement

LASALLE BANK NATIONAL ASSOCIATION, as a Lender
By	/s/ Gregory E. Castle
Name: Gregory E. Castle Title: First Vice President

Signature Page to
Michigan Consolidated Gas Company
Amendment No. 1 to Second Amended and Restated Five-Year Credit Agreement

MIZUHO CORPORATE BANK, LTD., as a Lender
By	/s/ Raymond Ventura
Name: Raymond Ventura Title: Deputy General Manager

Signature Page to
Michigan Consolidated Gas Company
Amendment No. 1 to Second Amended and Restated Five-Year Credit Agreement

MORGAN STANLEY BANK, as a Lender
By	/s/ Alex Nikolov
Name: Alex Nikolov Title: Second – Vice President

Signature Page to
Michigan Consolidated Gas Company
Amendment No. 1 to Second Amended and Restated Five-Year Credit Agreement

THE NORTHERN TRUST COMPANY, as a Lender
By	/s/ Alex Nikolov
Name:	Alex Nikolov
Title:	Second-Vice President

Signature Page to
Michigan Consolidated Gas Company
Amendment No. 1 to Second Amended and Restated Five-Year Credit Agreement

EXHIBIT F — FORM OF
COMPLIANCE CERTIFICATE

COMPLIANCE CERTIFICATE

To:	The Lenders parties to the
	Credit Agreement Described Below

          This Compliance Certificate is furnished pursuant to that certain Second Amended and Restated Five-Year Credit Agreement, dated as of October 17, 2005 (as amended or modified from time to time, the “Agreement”) among Michigan Consolidated Gas Company, a Michigan corporation (the “Borrower”), the lenders parties thereto, and JPMorgan Chase Bank, N.A., as Agent for the lenders. Unless otherwise defined herein, capitalized terms used in this Compliance Certificate have the meanings ascribed thereto in the Agreement.

          THE UNDERSIGNED HEREBY CERTIFIES THAT:

          1. I am the duly elected                      of the Borrower;

          2. I have reviewed the terms of the Agreement and I have made, or have caused to be made under my supervision, a detailed review of the transactions and conditions of the Borrower and its Subsidiaries during the accounting period covered by the attached financial statements;

          3. The examinations described in paragraph 2 did not disclose, and I have no knowledge of, the existence of any condition or event which constitutes an Event of Default or Default during or at the end of the accounting period covered by the attached financial statements or as of the date of this Certificate, except as set forth below; and

          4. Schedule 1 attached hereto sets forth financial data and computations evidencing the Borrower’s compliance with certain covenants of the Agreement, all of which data and computations are true, complete and correct.

          Described below are the exceptions, if any, to paragraph 3 by listing, in detail, the nature of the condition or event, the period during which it has existed and the action which the Borrower has taken, is taking, or proposes to take with respect to each such condition or event:

          The foregoing certifications, together with the computations set forth in Schedule I hereto and the financial statements delivered with this Certificate in support hereof, are made and delivered this ___day of                     , ___.

MICHIGAN CONSOLIDATED GAS COMPANY

By

Name:

Title:

SCHEDULE 1 TO COMPLIANCE CERTIFICATE

Compliance as of                     , ___with
Provisions of Section 5.01(h) of
the Agreement

FINANCIAL COVENANT

Ratio of Total Funded Debt to Capitalization (Section 6.01(i)).

(A) Numerator (Total Funded Debt):
(i) Debt for borrowed money or which has been incurred in connection with the acquisition of assets (exclusive of contingent reimbursement obligations in respect of letters of credit and bankers’ acceptances):	$
(ii) Minus: Nonrecourse Debt:	-$
(iii) Minus: Junior Subordinated Debt:	-$
(iv) Minus: Mandatorily Convertible Securities:	-$
(v) Minus: Hybrid Equity Securities:	-$
(vi) Minus: For any fiscal quarter other than the fiscal quarter ending on June 30, Excluded Short-Term Debt:	-$
(vii) Plus: Capital lease obligations:	+$
(viii) Plus: Guaranty Obligations of Funded Debt of other Persons:	+$
(ix) Numerator: (A)(i) minus (A)(ii) through (A)(vi) plus (A)(vii) plus (A)(viii):	$
(B) Denominator (Capitalization):
(i) Total Funded Debt: (A)(ix)	$
(ii) Plus: Consolidated Net Worth:	+$
(iii) Denominator: (B)(i) plus (B)(ii):	$
(C) State whether the ratio of (A)(ix) to (B)(iii) was not greater than .65:1:		YES/NO