NEW YORK (Standard&Poor's) Dec. 19, 2012--Standard&Poor's Ratings Services today assigned its short-term 'A-1+' rating to Iowa Finance Authority's $1.194 billion Midwestern disaster area revenue bonds (for the Iowa Fertilizer Co. project) series 2012 due Dec. 1, 2050. The assigned rating is based on our credit opinion of the sufficiency, liquidity, and credit quality of the escrowed collateral supporting the repayment of the bonds when the bonds are in the pre-construction rate mode. The collateral primarily comprises time-deposit state and local government series securities issued by the U.S. Treasury. The rating applies to the bonds until the scheduled mandatory tender date, which will occur on April 12, 2013. Changes to our rating on the series 2012 bonds