America First Multifamily Investors LP engages in the acquisition of a portfolio of mortgage revenue bonds that are issued by state and local housing authorities to provide construction and permanent financing for affordable multifamily and student housing and commercial properties. It operates through the following segments: Mortgage Revenue Bond Investments, Multifamily (MF) Properties, Public Housing Capital (PHC) Fund Trusts, and Other Investments. The Mortgage Revenue Bond Investments segment consists of the partnership's portfolio of mortgage revenue bonds which have been issued t provide construction and permanent financing for the residential properties and a commercial property. The MF Properties segment consists of indirect equity interests in multifamily, student housing, and senior citizen residential properties which are not currently financed by mortgage revenue bonds held by partnership but which the partnership eventually intends to finance by such bonds through a restr