S&P Global Ratings assigned its 'AA+' rating to Massachusetts Housing Finance Agency's (MassHousing) roughly $186.2 million series 2023A and 2023B housing bonds. At the same time, S&P Global Ratings affirmed its 'AA+' long-term rating and underlying rating (SPUR),'AA+/A-1+', and 'AAA/A-1+' ratings on the agency's existing debt within the housing bond resolution. The outlook is stable. Bonds issued within the housing bond resolution are special-revenue obligations of MassHousing, secured solely by a pledge of certain revenue and funds established under the resolution, which is MassHousing's main issuing indenture for its multifamily program. A lien on all income from mortgage loans also secures the bonds. The majority of portfolio loans benefit from some form of federal or state subsidy or insurance and