EX-32.(B) 31 k23633exv32wxby.htm CONUSMERS' CERTIFICATION PURSUANT TO SECTION 906

#####

Exhibit (32)(b)
Certification of CEO and CFO Pursuant to
18 U.S.C. Section 1350,
as Adopted Pursuant to
Section 906 of the Sarbanes-Oxley Act of 2002
In connection with the Annual Report on Form 10-K of Consumers Energy Company (the “Company”) for the annual period ended December 31, 2007 as filed with the Securities and Exchange Commission on the date hereof (the “Report”), David W. Joos, as Chief Executive Officer of the Company, and Thomas J. Webb, as Executive Vice President and Chief Financial Officer of the Company, each hereby certifies, pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that, to the best of his knowledge:
(1) The Report fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934; and
(2) The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company.

/s/ David W. Joos |  |
Name: |  | David W. Joos |  |
Title: |  | Chief Executive Officer |  |
Date: |  | February 21, 2008 |  |

/s/ Thomas J. Webb |  |
Name: |  | Thomas J. Webb |  |
Title: |  | Executive Vice President and |  |
|  | Chief Financial Officer |  |
Date: |  | February 21, 2008 |  |