Standard&Poor's Ratings Services has raised its ratings to 'AA+/A-1' from 'AA/A-1' on Austin Trust's series BOA 3026x variable-rate certificates, relating to Alabama Special Care Facilities Financing Authority of Birmingham's series 2006C-2 (Ascension Health Senior Credit Group) revenue bonds. At the same time, Standard&Poor's raised the rating to 'AA+' from 'AA' on Austin Trust's series BOA 3026X inverse certificates, relating to Alabama Special Care Facilities Financing Authority of Birmingham's series 2006C-2 revenue bonds (Ascension Health Senior Credit Group). The long-term component of the rating is based on Standard&Poor's rating on the underlying bond (CUSIP # 010399BX0). The short-term component of the rating is based on the liquidity facility provided by Bank of America N.A. This