Standard&Poor's Ratings Services affirmed its 'AA+ (sf)/A-1 (sf)' rating on JPMorgan Securities PUTTERs&DRIVERs Trust's series 2359 puttable tax-exempt receipts, relating to Illinois Development Finance Authority's series 1991B retirement housing revenue bonds. This affirmation reflects a change in liquidity facilities from a liquidity agreement to a standby purchase agreement. JPMorgan Chase Bank N.A. will remain as the liquidity provider for the trust. This change, in our view, remains consistent with the structure of the prior liquidity agreement and, in our view, does not adversely impact the rating. The long-term component of the rating is based on the rating on the underlying asset. The short-term component of the rating is based on the standby purchase agreement provided by