...S&P Global Ratings raised its long-term rating to '##' from 'A+' on Colorado Housing & Finance Authority's (CHFA or the authority) class III single family mortgage bonds outstanding, issued under the authority's single-family mortgage bond (SFMB) master indenture of trust, dated Oct. 1, 2001. At the same time, we assigned our '###' long-term rating on the authority's class I 2020 series D, series E, and series F-1 fixed rate single family mortgage bonds, which will be issued under the SFMB indenture. In addition, the authority plans to issue class I 2020 series F-2 adjustable rate single family mortgage bonds, secured by the open indenture and a liquidity facility from The Federal Home Loan Bank of Topeka, which we will rate separately from this transaction. Finally, we affirmed our '###' and '##+' long-term ratings on CHFA's class I and class II single-family mortgage bonds, respectively. We have also affirmed the various short-term ratings outstanding under the indenture. The outlook,...