SECURITIES AND EXCHANGE COMMISSION
                              Washington, DC 20549

                                    FORM 8-A


                FOR REGISTRATION OF CERTAIN CLASSES OF SECURITES
                     PURSUANT TO SECTION 12(b) OR (g) OF THE
                         SECURITIES EXCHANGE ACT OF 1934


                        EATON VANCE INSURED PENNSYLVANIA
                              MUNICIPAL BOND FUND I
                   ------------------------------------------
             (Exact Name of Registrant as Specified in its Charter)


          Massachusetts                                    Pending
     -------------------------------            -----------------------------
 (State of Incorporation or Organization)   (I.R.S. Employer Identification No.)


         The Eaton Vance Building
             255 State Street
            Boston, Massachusetts                           02109
     --------------------------------                -------------------
 (Address of Principal Executive Office)                 (Zip Code)

         If this form relates to the registration of a class of securities
pursuant to Section 12(b) of the Exchange Act and is effective pursuant to
General Instruction A.(c), check the following box. [x]

         If this form relates to the registration of a class of securities
pursuant to Section 12(g) of the Exchange Act and is effective pursuant to
General Instruction A.(d), check the following box. [ ]

Securities Act registration statement file number to which this form relates:
333-100444

Securities to be registered pursuant to Section 12(b) of the Act:

            Title of Each Class                Name of Each Exchange On Which
           To Be So Registered                Each Class Is To Be Registered
           -------------------                ------------------------------

   Common Shares of Beneficial Interest,          American Stock Exchange
         $0.01 Par Value Per Share





Securities to be registered pursuant to Section 12(g) of the Act:

                                      None

                            ------------------------
                                (Title of Class)

                 INFORMATION REQUIRED IN REGISTRATION STATEMENT

Item 1:  Description of Registrant's Securities to be Registered.

         The description of the Registrant's securities to be registered is
         incorporated by reference to the description contained under the
         caption "Description of Capital Structure" in the Registrant's
         Registration Statement on Form N-2 (Nos. 333-100444 and 811-21227) as
         filed electronically with the Securities and Exchange Commission on
         October 9, 2002 (Accession No. 0000898432-02-000697) ("Registration
         Statement on Form N-2"), as the same may be amended.

Item 2:  Exhibits.

         (a)  The following exhibits are being filed with the Commission:

              1.  Registrant's   Registration   Statement   on   Form   N-2   is
                  incorporated herein by reference.

              2.  Form of Specimen  Certificate  for  Registrant's  Shares,  par
                  value  $0.01 per  share,  which was  filed  electronically  as
                  exhibit (d) to the Registrant's Registration Statement on Form
                  N-2, is incorporated herein by reference.

              3.  Declaration   of  Trust  of   Registrant,   which   was  filed
                  electronically as exhibit (a) to the Registrant's Registration
                  Statement on Form N-2, is incorporated herein by reference.

              4.  By-Laws of  Registrant,  which were  filed  electronically  as
                  exhibit (b) to the Registrant's Registration Statement on Form
                  N-2, are incorporated herein by reference.







                                    SIGNATURE

         Pursuant to the requirements of Section 12 of the Securities Exchange
Act of 1934, the Registrant has duly caused this registration statement to be
signed on behalf of the undersigned, thereto duly authorized, this 10th day of
October 2002.

                                            EATON VANCE INSURED PENNSYLVANIA
                                            MUNICIPAL BOND FUND I

                                                   /s/ Thomas J. Fetter
                                            By: ________________________
                                                Name:  Thomas J. Fetter
                                                Title: President