Ribco Trust floating rate trust receipts series 2006 FR-K54 are rated 'AAA/A-1'. The long-term component of the rating is based on the 'AAA' rated, MBIA-insured Los Angeles Harbor Department, Calif. revenue bonds, 2006 series D (AMT). The short-term component of the rating is based on a liquidity facility provided by Lehman Liquidity Co. LLC secured by a line of credit from Lehman Brothers Holdings Inc. expiring Aug. 1, 2007. Ribco Trust residual interest trust receipts series 2006 RI-K54 are rated 'AAA'. The rating is based on the 'AAA' rated, MBIA-insured Los Angeles Harbor Department, Calif. revenue bonds, 2006 series D (AMT). The stable outlook is based on the insurance provider.