SECURITIES AND EXCHANGE COMMISSION

                             Washington, D.C. 20549

                                    FORM N-8A

                 NOTIFICATION OF REGISTRATION FILED PURSUANT TO
               SECTION 8(a) OF THE INVESTMENT COMPANY ACT OF 1940


     The  undersigned  investment  company  hereby  notifies the  Securities and
Exchange  Commission  that it registers  under and pursuant to the provisions of
Section 8(a) of the Investment  Company Act of 1940 and in connection  with such
notification of registration submits the following information:

Name: Eaton Vance Insured California Municipal Bond Fund I

Address of Principal Business Office:
        The Eaton Vance Building
        255 State Street
        Boston, MA  02109

Telephone Number: (617) 482-8260

Name and address of agent for service of process:
      Alan R. Dynner
      The Eaton Vance Building
      255 State Street
      Boston, MA  02109


Check Appropriate Box:
     Registrant is filing a Registration  Statement  pursuant to Section 8(b) of
     the  Investment  Company  Act of  1940  concurrently  with  the  filing  of
     Form N-8A: YES [ X ] NO [ ]

                                    SIGNATURE

     Pursuant to the  requirements  of the  Investment  Company Act of 1940, the
Registrant has caused this notification of registration to be duly signed on its
behalf in the City of Boston and Commonwealth of Massachusetts on the 8th day of
October, 2002.

                                        EATON VANCE INSURED CALIFORNIA MUNICIPAL
                                        BOND FUND I


                                        By:  /s/ Thomas J. Fetter
                                             --------------------
                                                 Thomas J. Fetter
                                                 President

Attest:  /s/ Alan R. Dynner
         ------------------
         Alan R. Dynner
         Secretary