 BlackRock Advisors, LLC announced today that the Boards of Directors or Trustees, as applicable, of BlackRock Maryland Municipal Bond Trust NYSE: BZM, BlackRock Massachusetts Tax-Exempt Trust NYSE: MHE, BlackRock MuniYield Arizona Fund, Inc. NYSE: MZA, BlackRock MuniYield Investment Fund NYSE: MYF, BlackRock MuniEnhanced Fund, Inc. NYSE: MEN and BlackRock MuniYield Quality Fund, Inc. NYSE: MQY collectively, the Funds have approved the reorganizations of each of BZM, MHE, MZA, MYF and MEN with and into MQY, with MQY continuing as the surviving Fund collectively, the Reorganizations. 