POWER OF ATTORNEY
Know all by these presents that the undersigned hereby
constitutes and appoints each of Catherine M.
Reynolds, Melissa M. Gleespen, Ashley L. Bancroft or Rhonda M. Morris or
any of them acting singly, and with full power of substitution,
the undersigneds true and lawful attorney in fact to:
(1) prepare, execute in the undersigneds name and on the
undersigneds behalf, and submit to the U.S. Securities and
Exchange Commission (the SEC) a Form ID, including
amendments thereto, and any other documents necessary or
appropriate to obtain codes, passwords and passphrases enabling the
undersigned to make electronic filings with the SEC of reports
required by Section 16(a) of the Securities Exchange Act of 1934 (the
Exchange Act) or any rule or regulation of the SEC;
(2) execute for and on behalf of the undersigned, in the
undersigneds capacity as a director and/or officer of
CMS Energy Corporation and/or Consumers Energy Company
(collectively, the Company),Form 144 in accordance with Rule 144 of the
Securities Act of 1933 (Securities Act), Forms 3, 4, and 5 in accordance
with Section 16(a)of the Exchange Act and the rules thereunder and any
other forms or reports;
(3) do and perform any and all acts for and on behalf of the
undersigned which may be necessary or desirable to complete
and execute any such Form 144, Form 3, 4, or 5 or other form or report,
complete and execute any amendment or amendments thereto, and timely file
such form with the SEC and any securities exchange or similar authority; and
(4) take any other action of any type whatsoever in connection
with the foregoing which, in the opinion of such attorney in fact,
may be of benefit to, in the best interest of, or legally required by,
the undersigned, it being understood that the documents
executed by such attorney in fact on behalf of the undersigned
pursuant to this Power of Attorney shall be in such form and shall
contain such terms and conditions as such attorney in fact may
approve in such attorney in facts discretion.
The undersigned hereby grants to each such attorney in fact full
power and authority to do and perform any and every act and
thing whatsoever requisite, necessary, or proper to be done in
the exercise of any of the rights and powers herein granted, as
fully to all intents and purposes as the undersigned might or
could do if personally present, with full power of substitution or
revocation, hereby ratifying and confirming all that such attorney
in fact, or such attorney in facts substitute or substitutes, shall
lawfully do or cause to be done by virtue of this power of attorney
and the rights and powers herein granted. The undersigned
acknowledges that the foregoing attorneys in fact, in serving in
such capacity at the request of the undersigned, are not
assuming, nor is the Company assuming, any of the undersigneds
responsibilities to comply with Section 16 of the Exchange Act or
Rule 144 of the Securities Act.
This Power of Attorney shall remain in full force and effect until
the undersigned is no longer required to file Form 3, 4, and 5
with respect to the undersigneds holdings of and transactions in
securities issued by the Company, unless earlier revoked by the
undersigned in a signed writing delivered to the foregoing
attorneys in fact.
IN WITNESS WHEREOF, the undersigned has caused this
Power of Attorney to be executed as of this 1st day of May,
2017.
/s/ Rejji P. Hayes
, unless earlier revoked by the
undersigned in a