0001193125-09-183075 Sample Contracts

INVESTOR B SHARES DISTRIBUTION PLAN OF BLACKROCK SUMMIT CASH RESERVES FUND OF BLACKROCK FINANCIAL INSTITUTIONS SERIES TRUST PURSUANT TO RULE 12b-1

Distribution Plan • August 28th, 2009 • Blackrock Financial Institutions Series Trust

• Contract Type
  Distribution Plan
• Filed
  August 28th, 2009
• Company
  Blackrock Financial Institutions Series Trust

DISTRIBUTION PLAN made as of the 1st day of October, 2008, by and between BLACKROCK FINANCIAL INSTITUTIONS SERIES TRUST, a Massachusetts business trust (the “Trust”), on behalf of BlackRock Summit Cash Reserves Fund, a series of the Trust (the “Fund”), and BlackRock Investments, Inc. (the “Distributor”).