Exhibit 31

                      CERTIFICATION OF LAURA L. MOUNTCASTLE

I, Laura L. Mountcastle, certify that:

     1.   I have reviewed this quarterly report on Form 10-Q of Consumers
          Funding LLC;

     2.   To the best of my knowledge, this quarterly report does not contain
          any untrue statement of a material fact or omit to state a material
          fact necessary to make the statements made, in light of the
          circumstances under which such statements were made, not misleading
          with respect to the period covered by this quarterly report;

     3.   To the best of my knowledge, the financial statements included in this
          quarterly report provide the financial information required to be
          provided to the trustee under the governing documents of Consumers
          Funding LLC; and

     4.   Consumers Energy, as Servicer under the Securitization bonds, has
          complied with its servicing obligations and minimum servicing
          standards.


Date: November 1, 2005                  By /s/ Laura L. Mountcastle
                                           -------------------------------------
                                           Laura L. Mountcastle
                                           President, Chief Executive Officer,
                                           Chief Financial Officer and
                                           Treasurer


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