Standard&Poor's Ratings Services assigned its 'AA/A-1' and 'AA' ratings to J.P. Morgan Securities Inc.'s series 1557 PUTTERs and DRIVERs, respectively, relating to the Orlando Utilities Commission, Fla'.s series 2005B utility system revenue bonds. The long-term component of the rating is based on the 'AA' rated underlying bonds. The short-term component of the rating is based on a liquidity facility provided by JP Morgan Chase&Co. scheduled to expire on Nov. 1, 2007. The receipt holders' ability to receive the purchase price from the liquidity provider may terminate without notice under certain conditions set forth in the documents. The short-term portion of the rating does not apply to any receipts that are designated "restricted PUTTERs" pursuant to section