<PAGE>
 

<TABLE>
<CAPTION>

            Group I                         Group III
            -------                         ---------          
<S>                               <C> 
the Chairman of the Board         the Chairman of the Board
the President                     the President
any Vice Chairman of the Board    any Vice Chairman of the Board
any Vice Chairman                 any Vice Chairman
the Chief Operating Officer       the Chief Operating Officer
the Chief Financial Officer       the Chief Financial Officer
any Group Executive Vice          any Group Executive Vice
  President                         President
any Executive Vice President      any Executive Vice President
any Senior Vice President         any Senior Vice President
any Managing Director             any Managing Director
any Vice President                any Vice President
any Assistant Vice President      any Senior Authorized Officer
any Senior Authorized Officer     the Secretary
any Senior Trust Officer
any Trust Officer

<CAPTION> 

            Group II
            --------                
<S> 
the Secretary
any Assistant Secretary
any Assistant Cashier
</TABLE>

5.   The foregoing resolution supersedes the resolution adopted by this Board of
     Directors on June 23, 1992, as amended, naming the officers of this Bank
     authorized to act pursuant to the authority above set forth.

                                       4