Exhibit (a)(7)

                         NORTHERN INSTITUTIONAL FUNDS
                          (a Delaware business trust)


                       AMENDMENT NO. 6 TO THE AGREEMENT
                           AND DECLARATION OF TRUST

          The undersigned hereby certifies that the following resolutions were
duly adopted by the Board of Trustees of Northern Institutional Funds on
November 1, 2000.

          RESOLVED, that pursuant to Article V of the Agreement and Declaration
     of Trust of the Northern Institutional Funds (the "Trust"), an unlimited
     number of authorized, unissued and unclassified shares of beneficial
     interest of the Trust be, and hereby are, classified into three separate
     classes of shares designated as Class A, Class C and Class D Shares in the
     Core Bond Portfolio;

          FURTHER RESOLVED, that each share of each such class of the Portfolio
     shall have all of the preferences, conversion and other rights, voting
     powers, restrictions, limitations, qualifications and terms and conditions
     of redemption that are set forth in the Agreement and Declaration of Trust
     of the Trust with respect to its shares of beneficial interest; and

          FURTHER RESOLVED, that the officers of the Trust be, and each hereby
     is, authorized and empowered to execute and deliver any and all documents,
     instruments, papers and writings, including, but not limited to, any
     instrument to be filed with the Secretary of State of the State of
     Delaware, and to do any and all other acts, in the name of the Trust and on
     its behalf, as he, she or they may deem necessary or desirable in
     connection with or in furtherance of the foregoing resolutions.



Date:  November 1, 2000                  /s/ Jeffrey A. Dalke
                                         --------------------
                                         Secretary