Cal. Gov't Code § 65915
(a)
(3) In order to provide for the expeditious processing of a density bonus application, the local government shall do all of the following:
(D)
(i) If the local government notifies the applicant that the application is deemed complete pursuant to subparagraph (C), provide the applicant with a determination as to the following matters:
(b)
(1) A city, county, or city and county shall grant one density bonus, the amount of which shall be as specified in subdivision (f), and, if requested by the applicant and consistent with the applicable requirements of this section, incentives or concessions, as described in subdivision (d), waivers or reductions of development standards, as described in subdivision (e), and parking ratios, as described in subdivision (p), if an applicant for a housing development seeks and agrees to construct a housing development, excluding any units permitted by the density bonus awarded pursuant to this section, that will contain at least any one of the following:
(F)
(i) Twenty percent of the total units for lower income students in a student housing development that meets the following requirements:
(ib) Established a system for confirming its renters’ status as students to ensure that all units of the student housing development are occupied with students from an institution of higher education.
(II) The applicable units in the student housing development for lower income students shall be used for and occupied by lower income students.
(c)
(1)
(B)
(ii) For housing developments meeting the criteria of subparagraph (G) of paragraph (1) of subdivision (b), rents for all units in the development, including both base density and density bonus units, shall be as follows:
(2)
(A) An applicant shall agree to ensure, and the city, county, or city and county shall ensure, that a for-sale unit that qualified the applicant for the award of the density bonus meets one of the following conditions:
(ii) If the unit is not purchased by an income-qualified person or family within 180 days after the issuance of the certificate of occupancy, the unit is purchased by a qualified nonprofit housing corporation that meets all of the following requirements pursuant to a recorded contract that satisfies all of the requirements specified in paragraph (10) of subdivision (a) of Section 402.1 of the Revenue and Taxation Code:
(C) The local government shall enforce an equity sharing agreement required pursuant to clause (i) or (ii) of subparagraph (A), unless it is in conflict with the requirements of another public funding source or law or may defer to the recapture provisions of the public funding source. The following apply to the equity sharing agreement:
(3)
(A) Except as provided in subclause (V) of clause (i) of subparagraph (F) of paragraph (1) of subdivision (b), an applicant shall be ineligible for a density bonus or any other incentives or concessions under this section if the housing development is proposed on any property that includes a parcel or parcels on which rental dwelling units are located or, if the dwelling units have been vacated or demolished in the five-year period preceding the application, have been subject to a recorded covenant, ordinance, or law that restricts rents to levels affordable to persons and families of lower or very low income; subject to any other form of rent or price control through a public entity’s valid exercise of its police power; or occupied by lower or very low income households, unless the proposed housing development replaces those units, and either of the following applies:
(B) For the purposes of this paragraph, “replace” shall mean either of the following:
(C) Notwithstanding subparagraph (B), for any dwelling unit described in subparagraph (A) that is or was, within the five-year period preceding the application, subject to a form of rent or price control through a local government’s valid exercise of its police power and that is or was occupied by persons or families above lower income, the city, county, or city and county may do either of the following:
(d)
(1) An applicant for a density bonus pursuant to subdivision (b) may submit to a city, county, or city and county a proposal for the specific incentives or concessions that the applicant requests pursuant to this section, and may request a meeting with the city, county, or city and county. The city, county, or city and county shall grant the concession or incentive requested by the applicant unless the city, county, or city and county makes a written finding, based upon substantial evidence, of any of the following:
(2) The applicant shall receive the following number of incentives or concessions:
(e)
(f) For the purposes of this chapter, “density bonus” means a density increase over the otherwise maximum allowable gross residential density, as of the date of application by the applicant to the city, county, or city and county, or, if elected by the applicant, a lesser percentage of density increase, including, but not limited to, no increase in density. The amount of density increase to which the applicant is entitled shall vary according to the amount by which the percentage of affordable housing units exceeds the percentage established in subdivision (b).
(1) For housing developments meeting the criteria of subparagraph (A) of paragraph (1) of subdivision (b), the density bonus shall be calculated as follows:
| Percentage Low-Income Units | Percentage Density Bonus |
| 10 | 20 |
| 11 | 21.5 |
| 12 | 23 |
| 13 | 24.5 |
| 14 | 26 |
| 15 | 27.5 |
| 16 | 29 |
| 17 | 30.5 |
| 18 | 32 |
| 19 | 33.5 |
| 20 | 35 |
| 21 | 38.75 |
| 22 | 42.5 |
| 23 | 46.25 |
| 24 | 50 |
(2) For housing developments meeting the criteria of subparagraph (B) of paragraph (1) of subdivision (b), the density bonus shall be calculated as follows:
| Percentage Very Low Income Units | Percentage Density Bonus |
| 5 | 20 |
| 6 | 22.5 |
| 7 | 25 |
| 8 | 27.5 |
| 9 | 30 |
| 10 | 32.5 |
| 11 | 35 |
| 12 | 38.75 |
| 13 | 42.5 |
| 14 | 46.25 |
| 15 | 50 |
(3)
(C) For housing developments meeting the criteria of subparagraph (F) of paragraph (1) of subdivision (b), the density bonus shall be calculated as follows:
| Percentage Very Low Income Units | Percentage Density Bonus |
| 20 | 35 |
| 21 | 38.75 |
| 22 | 42.5 |
| 23 | 46.25 |
| 24 | 50 |
(D) For housing developments meeting the criteria of subparagraph (G) of paragraph (1) of subdivision (b), the following shall apply:
(4) For housing developments meeting the criteria of subparagraph (D) of paragraph (1) of subdivision (b), the density bonus shall be calculated as follows:
| Percentage Moderate-Income Units | Percentage Density Bonus |
| 10 | 5 |
| 11 | 6 |
| 12 | 7 |
| 13 | 8 |
| 14 | 9 |
| 15 | 10 |
| 16 | 11 |
| 17 | 12 |
| 18 | 13 |
| 19 | 14 |
| 20 | 15 |
| 21 | 16 |
| 22 | 17 |
| 23 | 18 |
| 24 | 19 |
| 25 | 20 |
| 26 | 21 |
| 27 | 22 |
| 28 | 23 |
| 29 | 24 |
| 30 | 25 |
| 31 | 26 |
| 32 | 27 |
| 33 | 28 |
| 34 | 29 |
| 35 | 30 |
| 36 | 31 |
| 37 | 32 |
| 38 | 33 |
| 39 | 34 |
| 40 | 35 |
| 41 | 38.75 |
| 42 | 42.5 |
| 43 | 46.25 |
| 44 | 50 |
(g)
(1) When an applicant for a tentative subdivision map, parcel map, or other residential development approval donates land to a city, county, or city and county in accordance with this subdivision, the applicant shall be entitled to a 15-percent increase above the otherwise maximum allowable residential density for the entire development, as follows:
| Percentage Very Low Income | Percentage Density Bonus |
| 10 | 15 |
| 11 | 16 |
| 12 | 17 |
| 13 | 18 |
| 14 | 19 |
| 15 | 20 |
| 16 | 21 |
| 17 | 22 |
| 18 | 23 |
| 19 | 24 |
| 20 | 25 |
| 21 | 26 |
| 22 | 27 |
| 23 | 28 |
| 24 | 29 |
| 25 | 30 |
| 26 | 31 |
| 27 | 32 |
| 28 | 33 |
| 29 | 34 |
| 30 | 35 |
(2) This increase shall be in addition to any increase in density mandated by subdivision (b), up to a maximum combined mandated density increase of 35 percent if an applicant seeks an increase pursuant to both this subdivision and subdivision (b). All density calculations resulting in fractional units shall be rounded up to the next whole number. Nothing in this subdivision shall be construed to enlarge or diminish the authority of a city, county, or city and county to require a developer to donate land as a condition of development. An applicant shall be eligible for the increased density bonus described in this subdivision if all of the following conditions are met:
(h)
(1) When an applicant proposes to construct a housing development that conforms to the requirements of subdivision (b) and includes a childcare facility that will be located on the premises of, as part of, or adjacent to, the project, the city, county, or city and county shall grant either of the following:
(2) The city, county, or city and county shall require, as a condition of approving the housing development, that the following occur:
(j)
(k) For the purposes of this chapter, concession or incentive means any of the following:
(l)
(1)
(o) For purposes of this section, the following definitions shall apply:
(6) “Maximum allowable residential density” or “base density” means the greatest number of units allowed under the zoning ordinance, specific plan, or land use element of the general plan, or, if a range of density is permitted, means the greatest number of units allowed by the specific zoning range, specific plan, or land use element of the general plan applicable to the project. Density shall be determined using dwelling units per acre. However, if the applicable zoning ordinance, specific plan, or land use element of the general plan does not provide a dwelling-units-per-acre standard for density, then the local agency shall calculate the number of units by:
(7)
(A)
(B)
(9)
(A) “Total units” or “total dwelling units” means a calculation of the number of units that:
(p)
(1) Except as provided in paragraphs (2), (3), and (4), upon the request of the developer, a city, county, or city and county shall not require a vehicular parking ratio, inclusive of parking for persons with a disability and guests, of a development meeting the criteria of subdivisions (b) and (c), that exceeds the following ratios:
(2)
(3) Notwithstanding paragraph (1), if a development meets the criteria of subparagraph (G) of paragraph (1) of subdivision (b), then, upon the request of the developer, a city, county, or city and county shall not impose vehicular parking standards if the development meets any of the following criteria:
(u)
(v)
(1) Provided that the resulting housing development would not restrict more than 50 percent of the total units to moderate-income, lower income, or very low income households, a city, county, or city and county shall grant an additional density bonus calculated pursuant to paragraph (2) when an applicant proposes to construct a housing development that conforms to the requirements of paragraph (1) of subdivision (b), agrees to include additional rental or for-sale units affordable to very low income households or moderate-income households, and meets any of the following requirements:
(2) A city, county, or city and county shall grant an additional density bonus for a housing development that meets the requirements of paragraph (1), calculated as follows:
| Percentage Very Low Income Units | Percentage Density Bonus |
| 5 | 20 |
| 6 | 23.75 |
| 7 | 27.5 |
| 8 | 31.25 |
| 9 | 35 |
| 10 | 38.75 |
| Percentage Moderate-Income Units | Percentage Density Bonus |
| 5 | 20 |
| 6 | 22.5 |
| 7 | 25 |
| 8 | 27.5 |
| 9 | 30 |
| 10 | 32.5 |
| 11 | 35 |
| 12 | 38.75 |
| 13 | 42.5 |
| 14 | 46.25 |
| 15 | 50 |