Standard&Poor's Ratings Services assigned its 'AA+' long-term rating to Minnesota Housing Finance Agency's (MHFA) residential housing finance bonds series 2012A, 2012B, 2012C, and 2012D. At the same time, Standard&Poor's affirmed its 'AA+' issuer credit rating (ICR) on MHFA and its 'AA+' long-term and underlying (SPUR) ratings on MHFA's related debt. The outlook is stable. In addition, Standard&Poor's affirmed MHFA's top-tier status, reflecting our opinion of the agency's ability and willingness to provide additional credit support to all rated debt. The agency's general credit strengths include our view of: A very strong level of overall financial capacity as demonstrated by very strong liquidity, leverage, and capital adequacy ratios; A portfolio of very strong assets composed