EXHIBIT A TO MASTER INTERGROUP SUB-ADVISORY CONTRACT FOR MUTUAL FUNDS

                                                                 EXHIBIT d(2)(b)

                                 AMENDMENT NO. 1
                              TO MASTER INTERGROUP
                     SUB-ADVISORY CONTRACT FOR MUTUAL FUNDS


         The Master Intergroup Sub-Advisory Contract for Mutual Funds (the
"Agreement"), dated September 11, 2000, by and between AIM Advisors, Inc., a
Delaware corporation, and INVESCO, Inc., now known as INVESCO Institutional
(N.A.), Inc., a Delaware corporation, is hereby amended as follows:

         Exhibit A of the Agreement is hereby deleted in its entirety and
replaced with the following:

                                   "EXHIBIT A
                                       TO
            MASTER INTERGROUP SUB-ADVISORY CONTRACT FOR MUTUAL FUNDS

                                      FUND

                              AIM Real Estate Fund"



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


Dated: July 1, 2001

                                     AIM ADVISORS, INC.

                                     By:    /s/ Xxxxxx X. Xxxxxx
                                            ----------------------------------
                                            Xxxxxx X. Xxxxxx
                                            President

(SEAL)
                                     INVESCO INSTITUTIONAL (N.A.), INC.

                                     By:    /s/ Xxxxx X. Xxxxxxx
                                            ----------------------------------
                                            Xxxxx X. Xxxxxxx
                                            CFO

(SEAL)