Cal. Health & Safety Code § 52077

Subject to the limitations prescribed in this chapter, a city or county may purchase, or undertake, directly or indirectly through lending institutions, commitments to purchase, construction loans and mortgage loans originated in accordance with a financing agreement with the city or county to finance the acquisition, construction, rehabilitation, refinancing, or development of multifamily rental housing and may make loans to lending institutions under terms and conditions which, in addition to other provisions determined by the city or county, shall require the lending institutions to use the net proceeds of the loans for the making, directly or indirectly, of construction loans or mortgage loans to finance the acquisition, construction, rehabilitation, refinancing, or development of multifamily rental housing.