CA Health & Safety Code § 50053 (2021)
2021 California Code|Health and Safety Code - HSC|DIVISION 31 - HOUSING AND HOME FINANCE|PART 1 - STATE HOUSING POLICY AND GENERAL PROVISIONS|CHAPTER 2 - Definitions|Section 50053.

50053.  (a)  For any rental housing development that receives assistance prior to January 1, 1991, and a condition of that assistance is compliance with this section, “affordable rent” with respect to lower income households shall not exceed the percentage of the gross income of the occupant person or household established by regulation of the department that shall not be less than 15 percent of gross income nor exceed 25 percent of gross income.(b)  For any rental housing development that receives assistance on or after January 1, 1991, and a condition of that assistance is compliance with this section, “affordable rent,” including a reasonable utility allowance, shall not exceed:(1) (A) For acutely low income households, as defined in Section 50063.5, the product of 30 percent times 15 percent of the area median income adjusted for family size appropriate for the unit.(B) This paragraph shall apply to a lease entered into on or after January 1, 2022.(2)  For extremely low income households, the product of 30 percent times 30 percent of the area median income adjusted for family size appropriate for the unit.(3) For very low income households, the product of 30 percent times 50 percent of the area median income adjusted for family size appropriate for the unit.(4) For lower income households whose gross incomes exceed the maximum income for very low income households, the product of 30 percent times 60 percent of the area median income adjusted for family size appropriate for the unit. In addition, for those lower income households with gross incomes that exceed 60 percent of the area median income adjusted for family size, it shall be optional for any state or local funding agency to require that affordable rent be established at a level not to exceed 30 percent of gross income of the household.(5) For moderate-income households, the product of 30 percent times 110 percent of the area median income adjusted for family size appropriate for the unit. In addition, for those moderate-income households whose gross incomes exceed 110 percent of the area median income adjusted for family size, it shall be optional for any state or local funding agency to require that affordable rent be established at a level not to exceed 30 percent of gross income of the household.(c) The department’s regulation shall permit alternative percentages of income for agency-assisted rental and cooperative housing developments pursuant to regulations adopted under subdivision (f) of Section 50462. The department shall, by regulation, adopt criteria defining and providing for determination of gross income, adjustments for family size appropriate to the unit, and rent for purposes of this section. These regulations may provide alternative criteria, where necessary, to be consistent with pertinent federal statutes and regulations governing federally assisted rental and cooperative housing. The agency may, by regulation, adopt alternative criteria, and pursuant to subdivision (f) of Section 50462, alternative percentages of income may be adopted for agency-assisted housing developments.(d) For purposes of this section, “area median income,” “adjustments for family size appropriate to the unit,” and “moderate-income household” shall have the same meaning as provided in Section 50052.5.(Amended by Stats. 2021, Ch. 354, Sec. 1. (AB 1043) Effective January 1, 2022.)