SAN FRANCISCO (Standard&Poor's) Sept. 29, 2011-- Standard&Poor's Ratings Services revised its outlook to stable from negative and affirmed its 'AA+/A-1+' rating on Colorado Housing Finance Authority's (CHFA) series 2002AA bonds. At the same time, Standard&Poor's affirmed its 'AA+' long-term and underlying rating (SPUR) on CHFA's multifamily housing insured mortgage revenue bonds, series 1996A through 2002AA. The affirmed ratings are in anticipation of $5 million withdrawal from the trust estate in October 2011. "The revised outlook reflects that of the bond program," said Standard&Poor's credit analyst Lawrence Witte. RELATED CRITERIA AND RESEARCH USPF Criteria: Housing Finance Agencies, June 14, 2007 USPF Criteria: Affordable Multifamily Housing Pooled Financings, June 13, 2007 USPF Criteria: Assumptions: