The Merrill Lynch Puttable FLOATs/RITES Trust Series PA-989R, relating to Pennsylvania Housing Finance Agency, Single Family Mortgage Revenue Bonds, are rated 'AA+/A-1+'. The long-term component of the rating is based on the underlying bond. The short-term component of the rating is based on a liquidity guarantee provided by Merrill Lynch&Co. Inc. until March 15, 2003. The Merrill Lynch&Co. Inc. Residual Interest Tax-Exempt Securities Receipts Series PA-989R, relating to Pennsylvania Housing Finance Agency, Single Family Mortgage Revenue Bonds, are rated 'AA+'. The long-term component of the rating is based on the underlying bond.