Standard&Poor's Ratings Services raised its ratings on Austin Trust's variable and inverse certificates series 3015X, relating to Jacksonville Economic Development Commission's (Mayo Clinic Jacksonville) health care facilities revenue bonds series 2001B, to 'AA/A-1' and 'AA' from 'AA-/A-1' and 'AA-', respectively. This action follows Standard&Poor's April 12, 2011, upgrade of the rating on the underlying bonds to 'AA' from 'AA-'. The long-term component of the rating is based on the underlying bonds (CUSIP #: 46936FAB4). The short-term component of the rating for the variable certificates is based on the liquidity facility provided by Bank of America N.A. USPF Criteria: Secondary Market Derivative Products, June 27, 2007