...February 17, 2023 NEW YORK (S&P Global Ratings) Feb. 17, 2023--S&P Global Ratings assigned its '##+' long-term rating to the Massachusetts Housing Finance Agency's (MassHousing) roughly $156 million series 227 (social bonds) and 228 (social bonds) single-family housing notes within its single-family housing revenue bonds (SFHRB) program. We also assigned our '##+/A-1' rating to the Massachusetts Housing Finance Agency's (MassHousing) single-family housing revenue bonds, series 229 (social bonds). At the same time, we affirmed our '##+', '##+/A-1+', 'A-1+', and '##+/A-1' ratings on existing debt within MassHousing's SFHRB program. Bonds issued within the SFHRB program are special obligations of MassHousing, secured solely by a pledge of certain revenue and funds established under this program for their security and payment. These bonds are on parity with all other obligations under this program. The '##+/A-1+' and '##+/A-1' dual ratings reflect the long-term rating on existing debt at the...