...S&P Global Ratings assigned its '###' long-term rating to the Colorado Housing & Finance Authority's (CHFA, the authority) single family mortgage class I fixed-rate, social bonds 2021 series K, L, and M-1, which will be issued under the authority's Single Family Mortgage Bonds (SFMB) master indenture, dated Oct. 1, 2001, as amended and a 2021KLM series indenture. At the same time, we affirmed our '###', '##+', and '##' long-term ratings on CHFA's class I, class II, and class III single-family mortgage bonds, respectively. We have also affirmed our various short-term ratings outstanding under the indenture. The outlook, where applicable, is stable. The authority is also issuing its 2021 series M-2 class I adjustable-rate bonds, which will receive liquidity support in the form of a stand-by purchase agreement (SBPA) with Barclays Bank PLC, which we will rate separately from this transaction. The 2021 series K, L, M-1 and M-2 bonds (the bonds) are being issued as class I bonds, which are special,...