AMENDMENT NO. 1

                                       TO

      SECOND AMENDED AND RESTATED MASTER ADMINISTRATIVE SERVICES AGREEMENT

     The Second Amended and Restated Master Administrative Services Agreement
(the "Agreement"), dated July 1, 2006, by and between Invesco Aim Advisors,
Inc., formerly A I M Advisors, Inc., a Delaware corporation, and AIM Investment
Securities Funds, a Delaware statutory trust is hereby amended as follows:

                                   WITNESSETH:

     WHEREAS, the parties desire to amend the Agreement to add a new portfolio -
AIM Dynamics Fund.

     NOW, THEREFORE, the parties agree as follows;

     1.   Appendix A of the Agreement is hereby deleted in its entirety and
          replaced with the following:

                                   "APPENDIX A
                                 FEE SCHEDULE TO
     SECOND AMENDED AND RESTATED MASTER ADMINISTRATIVE SERVICES AGREEMENT OF
                         AIM INVESTMENT SECURITIES FUNDS



PORTFOLIOS                           EFFECTIVE DATE OF AGREEMENT
----------                           ---------------------------
                                  
AIM Dynamics Fund                        April 30, 2008
AIM Global Real Estate                   July 1, 2006
AIM High Yield Fund                      July 1, 2006
AIM Income Fund                          July 1, 2006
AIM Intermediate Government Fund         July 1, 2006
AIM Limited Maturity Treasury Fund       July 1, 2006
AIM Money Market Fund                    July 1, 2006
AIM Municipal Bond Fund                  July 1, 2006
AIM Real Estate Fund                     July 1, 2006
AIM Short Term Bond Fund                 July 1, 2006
AIM Total Return Bond Fund               July 1, 2006




     The Administrator may receive from each Portfolio reimbursement for costs
or reasonable compensation for such services as follows:



Rate*        Net Assets
-----    ------------------
      
0.023%   First $1.5 billion
0.013%   Next $1.5 billion
0.003%   Over $3 billion


*    Annual minimum fee is $50,000. An additional $10,000 per class of shares is
     charged for each class other than the initial class. The $10,000 class fee
     is waived for any of the above Portfolios with insufficient assets to
     result in the payment of more than the minimum fee of $50,000."

     All other terms and provisions of the Agreement not amended herein shall
remain in full force and effect.

Dated:  April 30, 2008


                                        INVESCO AIM ADVISORS, INC.

Attest:                                 By:
        -----------------------------       ------------------------------------
        Assistant Secretary                 President

(SEAL)

                                        AIM INVESTMENT SECURITIES FUNDS


Attest:                                 By:
        -----------------------------       ------------------------------------
        Assistant Secretary                 President

(SEAL)