UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM N-PX ANNUAL REPORT OF PROXY VOTING RECORD OF REGISTERED MANAGEMENT INVESTMENT COMPANY INVESTMENT COMPANY ACT FILE NUMBER: 811-21224 NAME OF REGISTRANT: Eaton Vance Insured Michigan Municipal Bond Fund ADDRESS OF PRINCIPAL EXECUTIVE OFFICES: 255 State Street Boston, MA 02109 NAME AND ADDRESS OF AGENT FOR SERVICE: Alan R. Dynner, Esq. 255 State Street Boston, MA 02109 REGISTRANT'S TELEPHONE NUMBER: (617) 482-8260 DATE OF FISCAL YEAR END: 09/30 DATE OF REPORTING PERIOD: 07/01/2005 - 06/30/2006 Eaton Vance Insured Michigan Municipal Bond Fund - -------------------------------------------------------------------------------------------------------------------------- During the period, the Fund held no securities which required a proxy vote. SIGNATURES Pursuant to the requirements of the Investment Company Act of 1940, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized. (Registrant) Eaton Vance Insured Michigan Municipal Bond Fund By (Signature) /s/ Cynthia J. Clemson Name Cynthia J. Clemson Title President Date 08/25/2006