S&P Global Ratings assigned its 'AAA' long-term rating to Wisconsin's roughly $100 million series 2021 environmental improvement fund (EIF) revenue bonds, designated as green bonds. At the same time, S&P Global Ratings affirmed its 'AAA' long-term rating on Wisconsin's previously issued EIF revenue bonds. The outlook is stable. Officials will use series 2021 bond proceeds to finance new pledged loans. The rating reflects our opinion of the state's extremely strong enterprise and financial risk profiles, reflecting our assessment of the program's: Low industry risk score and extremely strong market given that the statute-established clean water and drinking water state revolving fund (SRF) pools have ongoing support from multiple levels of government; Extremely strong loss coverage score as a result of