...S&P Global Ratings assigned its '##' long-term rating to the Massachusetts Housing Finance Agency's (MassHousing) 2019 series B-1, B-2, B-3, B-4 (collectively, the series B bonds), and C housing bonds. At the same time, S&P Global Ratings affirmed its '##' long-term rating and various dual ratings on MassHousing's housing bonds outstanding. The outlook is stable where applicable. The ratings reflect our view of MassHousing's: + Very strong enterprise profile supported by low industry risk, extremely strong government support (reflecting ongoing support in the form of federal and state programs), and very strong strategy and management of the program, evidenced by MassHousing's experience and proactive approach in the sector and its portfolio performance; + Extremely strong financial profile, demonstrated by the exceptional financial strength in MassHousing's housing bond resolution with asset-to-liability parity of over 115%, extremely strong loss coverage, and very strong operational performance;...