SAN FRANCISCO (Standard&Poor's) May 17, 2012--Standard&Poor's Ratings Services assigned its 'AA+' long-term rating to Wisconsin's 2012 series 2 transportation revenue bonds. At the same time, Standard&Poor's affirmed its 'AA+' long-term and underlying rating (SPUR) on the state's $1.8 billion of parity debt and the 'A-1+' short-term rating on the state's $129.85 million of subordinate transportation revenue commercial paper (CP) notes. The short-term rating on the CP notes reflects the credit quality of Wisconsin's revenue pledged to the transportation revenue bonds. The state has arranged for backup liquidity support from the California State Teachers' Retirement System (A-1+) and State Street Bank (A-1+). The outlook, where applicable, is stable. "The ratings reflect our view of the