EXHIBIT 24 October 4, 2001 Mr. Alan M. Wright and Mr. Thomas A. McNish Consumers Energy Company 212 West Michigan Avenue Jackson, MI 49201 We hereby appoint each of you lawful attorney for each of us and in each of our names to sign and cause to be filed with the Securities and Exchange Commission registration statement(s) and/or any amendment(s) thereto, including post-effective amendment or amendments, to be accompanied in each case by a prospectus or supplemental prospectus and any necessary exhibits with respect to the issue and sale of up to $500 million of any debt securities of the Company (plus an additional 20% for the purpose of covering underwriters' over-allotments, price adjustments, or sale of additional securities). Very truly yours, /s/David W. Joos David W. Joos September 28, 2001 Mr. Alan M. Wright and Mr. Thomas A. McNish Consumers Energy Company 212 West Michigan Avenue Jackson, MI 49201 We hereby appoint each of you lawful attorney for each of us and in each of our names to sign and cause to be filed with the Securities and Exchange Commission registration statement(s) and/or any amendment(s) thereto, including post-effective amendment or amendments, to be accompanied in each case by a prospectus or supplemental prospectus and any necessary exhibits with respect to the issue and sale of up to $500 million of any debt securities of the Company (plus an additional 20% for the purpose of covering underwriters' over-allotments, price adjustments, or sale of additional securities). Very truly yours, /s/William T. McCormick, Jr. /s/John M. Deutch William T. McCormick, Jr. John M. Deutch /s/James J. Duderstadt /s/Kathleen R. Flaherty James J. Duderstadt Kathleen R. Flaherty /s/Earl D. Holton /s/William U. Parfet Earl D. Holton William U. Parfet /s/Percy A. Pierre /s/Kenneth L. Way Percy A. Pierre Kenneth L. Way /s/Kenneth Whipple /s/John B. Yasinsky Kenneth Whipple John B. Yasinsky