§ 66499.41. — 66499.41. (Amended (as amended by Stats. 2024, Ch. 294, Sec. 3) by Stats. 2025, Ch. 22, Sec. 28.)

(a)
A local agency shall ministerially consider, without discretionary review or a hearing, a parcel map or a tentative and final map for a housing development project that meets all of the following requirements:
(1)
(A)
The proposed subdivision will result in 10 or fewer parcels and the housing development project on the lot proposed to be subdivided will contain 10 or fewer residential units, except as provided in subdivision (g).
(B)
The proposed subdivision may designate a remainder parcel, as defined under Section 66424.6, that retains existing land uses or structures, does not contain any new residential units, and is not exclusively dedicated to serving the housing
development project. The remainder parcel shall not be counted against the 10-parcel maximum permitted under subparagraph (A).
(2)
The lot proposed to be subdivided meets all of the following sets of requirements:
(A)
The lot is one of the following:
(i)
Zoned to allow multifamily residential dwelling use.
(ii)
Vacant and zoned for single-family residential development. For purposes of this paragraph, “vacant” means having no permanent structure, unless the permanent structure is abandoned and uninhabitable. All of the following types of housing shall not be defined as “vacant:”
(I)
Housing that is subject to a recorded covenant, ordinance, or law that restricts rent or sales price to
levels affordable to persons and families of low, very low, or extremely low income.
(II)
Housing that is subject to any form of rent or sales price control through a local public entity’s valid exercise of its police power.
(III)
Housing occupied by tenants within the five years preceding the date of the application, including housing that has been demolished or that tenants have vacated prior to the submission of the application for a development permit.
(B)
(i)
A lot zoned to allow multifamily residential dwelling use is no larger than five acres and is substantially surrounded by qualified urban uses.
(ii)
A vacant lot zoned for single-family residential development is no larger than one and one-half acres and is substantially
surrounded by qualified urban uses.
(iii)
For purposes of this subparagraph, the following definitions apply:
(I)
“Qualified urban use” has the same meaning as defined in Section 21072 of the Public Resources Code.
(II)
“Substantially surrounded” has the same meaning as defined in paragraph (2) of subdivision (a) of Section 21159.25 of the Public Resources Code.
(C)
The lot is a legal parcel located within one of the following:
(i)
An incorporated city, the boundaries of which include some portion of an urbanized area.
(ii)
An urbanized area or urban cluster in a county with a population greater than 600,000 based on the most
recent United States Census Bureau data.
(iii)
For purposes of this subparagraph, the following definitions apply:
(I)
“Urbanized area” means an urbanized area designated by the United States Census Bureau, as published in the Federal Register, Volume 77, Number 59, on March 27, 2012.
(II)
“Urban cluster” means an urban cluster designated by the United States Census Bureau, as published in the Federal Register, Volume 77, Number 59, on March 27, 2012.
(D)
The lot was not established pursuant to this section, including a designated remainder parcel described in subparagraph (B) of paragraph (1), or Section 66411.7.
(3)
(A)
Except as specified in subparagraphs (B) and
(C), the newly created parcels are no smaller than 600 square feet.
(B)
If the parcels are zoned for single-family residential use, the newly created parcels are no smaller than 1,200 square feet.
(C)
A local agency may, by ordinance, adopt a smaller minimum parcel size subject to ministerial approval under this subdivision.
(4)
The housing units on the lot proposed to be subdivided are one of the following:
(A)
Constructed on fee simple ownership lots.
(B)
Part of a common interest development.
(C)
Part of a housing cooperative, as defined in Section 817 of the Civil Code.
(D)
Constructed on land owned by a community land trust. For the purpose of this subparagraph, “community land trust” means a nonprofit corporation organized pursuant to Section 501(c)(3) of the Internal Revenue Code that satisfies all of the following:
(i)
Has as its primary purposes the creation and maintenance of permanently affordable single-family or multifamily residences.
(ii)
All dwellings and units located on the land owned by the nonprofit corporation are sold to qualified owners to be occupied as the qualified owner’s primary residence or rented to persons and families of low or moderate income. For the purpose of this subparagraph, “qualified owner” means a person or family of low or moderate income, including a person or family of low or moderate income who owns a dwelling or unit collectively as a member occupant or resident shareholder of a
limited-equity housing cooperative.
(iii)
The land owned by the nonprofit corporation, on which a dwelling or unit sold to a qualified owner is situated, is leased by the nonprofit corporation to the qualified owner for the convenient occupation and use of that dwelling or unit for a renewable term of 99 years.
(E)
Part of a tenancy in common, as described in Section 685 of the Civil Code.
(5)
The proposed housing development project will, pursuant to the requirements of this division, meet one of the following, as applicable:
(A)
If the parcel is identified in the jurisdiction’s housing element for the current planning period that is in substantial compliance with Article 10.6 (commencing with Section 65580) of Chapter 3 of Division 1, the housing
development project will result in at least as many units as projected for that parcel in the housing element. If the parcel is identified to accommodate any portion of the jurisdiction’s share of the regional housing need for low-income or very low income households, the housing development project will result in at least as many low-income or very low income units as projected in the housing element. These units shall be subject to a recorded affordability restriction of at least 45 years.
(B)
(i)
If the parcel is not identified in the jurisdiction’s housing element for the current planning period that is in substantial compliance with Article 10.6 (commencing with Section 65580) of Chapter 3 of Division 1, the housing development project will result in at least 66 percent of the maximum allowable residential density as specified by local zoning or 66 percent of the applicable residential density specified in
subparagraph (B) of paragraph (3) of subdivision (c) of Section 65583.2, whichever is greater.
(ii)
Where local zoning does not specify a maximum allowable residential density, the housing development project will result in at least 66 percent of the applicable residential density as specified in subparagraph (B) of paragraph (3) of subdivision (c) of Section 65583.2.
(iii)
The area of any designated remainder parcel described in subparagraph (B) of paragraph (1) shall be excluded from the calculation of residential density under this paragraph.
(6)
The average total area of floorspace for the proposed housing units on the lot proposed to be subdivided does not exceed 1,750 net habitable square feet. For purposes of this paragraph, “net habitable square feet” means the finished and heated floor area fully enclosed by
the inside surface of walls, windows, doors, and partitions, and having a headroom of at least six and one-half feet, including working, living, eating, cooking, sleeping, stair, hall, service, and storage areas, but excluding garages, carports, parking spaces, cellars, half-stories, and unfinished attics and basements.
(7)
The housing development project on the lot proposed to be subdivided complies with any local inclusionary housing ordinances adopted by the local agency.
(8)
The development of a housing development project on the lot proposed to be subdivided does not require the demolition or alteration of any of the following types of housing:
(A)
Housing that is subject to a recorded covenant, ordinance, or law that restricts rent to levels affordable to persons and families of low, very low, or extremely low
income.
(B)
Housing that is subject to any form of rent or price control through a local public entity’s valid exercise of its police power.
(C)
Housing occupied by tenants within the five years preceding the date of the application, including housing that has been demolished or that tenants have vacated prior to the submission of the application for a development permit.
(D)
A parcel on which an owner of residential real property has exercised the owner’s rights under Chapter 12.75 (commencing with Section 7060) of Division 7 of Title 1 to withdraw accommodations from rent or lease within 15 years before the date that the development proponent submits an application.
(9)
The lot proposed to be subdivided is not located on a site that is any of the
following:
(A)
Either prime farmland or farmland of statewide importance, as defined pursuant to United States Department of Agriculture land inventory and monitoring criteria, as modified for California, and designated on the maps prepared by the Farmland Mapping and Monitoring Program of the Department of Conservation, or land zoned or designated for agricultural protection or preservation by a local ballot measure that was approved by the voters of that jurisdiction.
(B)
Wetlands, as defined in the United States Fish and Wildlife Service Manual, Part 660 FW 2 (June 21, 1993).
(C)
Within a very high fire hazard severity zone, as determined by the Department of Forestry and Fire Protection pursuant to Section 51178, or within a high or very high fire hazard severity zone as indicated on maps adopted by the
Department of Forestry and Fire Protection pursuant to Section 4202 of the Public Resources Code.
(D)
A hazardous waste site that is listed pursuant to Section 65962.5 or a hazardous waste site designated by the Department of Toxic Substances Control pursuant to former Section 25356 of the Health and Safety Code, unless either of the following applies:
(i)
The site is an underground storage tank site that received a uniform closure letter issued pursuant to subdivision (g) of Section 25296.10 of the Health and Safety Code based on closure criteria established by the State Water Resources Control Board for residential use or residential mixed uses. This section does not alter or change the conditions to remove a site from the list of hazardous waste sites listed pursuant to Section 65962.5.
(ii)
The State Department
of Public Health, State Water Resources Control Board, Department of Toxic Substances Control, or a local agency making a determination pursuant to subdivision (c) of Section 25296.10 of the Health and Safety Code, has otherwise determined that the site is suitable for residential use or residential mixed uses.
(E)
Within a delineated earthquake fault zone as determined by the State Geologist in any official maps published by the State Geologist, unless the housing development project complies with applicable seismic protection building code standards adopted by the California Building Standards Commission under the California Building Standards Law (Part 2.5 (commencing with Section 18901) of Division 13 of the Health and Safety Code), and by any local building department under Chapter 12.2 (commencing with Section 8875) of Division 1 of Title 2.
(F)
Within a special flood hazard
area subject to inundation by the 1-percent annual chance flood (100-year flood) as determined by the Federal Emergency Management Agency in any official maps published by the Federal Emergency Management Agency. If a development proponent is able to satisfy all applicable federal qualifying criteria in order to provide that the site satisfies this paragraph and is otherwise eligible for streamlined approval under this section, a local government shall not deny the application on the basis that the development proponent did not comply with any additional permit requirement, standard, or action adopted by that local government that is applicable to that site. A housing development project may be located on a site described in this subparagraph if either of the following is met:
(i)
The site has been subject to a Letter of Map Revision prepared by the Federal Emergency Management Agency and issued to the local jurisdiction.
(ii)
The site meets Federal Emergency Management Agency requirements necessary to meet minimum flood plain management criteria of the National Flood Insurance Program pursuant to Part 59 (commencing with Section 59.1) and Part 60 (commencing with Section 60.1) of Subchapter B of Chapter I of Title 44 of the Code of Federal Regulations.
(G)
Within a regulatory floodway as determined by the Federal Emergency Management Agency in any official maps published by the Federal Emergency Management Agency, unless the housing development project has received a no-rise certification in accordance with Section 60.3(d)(3) of Title 44 of the Code of Federal Regulations. If a development proponent is able to satisfy all applicable federal qualifying criteria in order to provide that the site satisfies this subparagraph and is otherwise eligible for streamlined approval under this section, a local
government shall not deny the application on the basis that the development proponent did not comply with any additional permit requirement, standard, or action adopted by that local government that is applicable to that site.
(H)
Land identified for conservation in an adopted natural community conservation plan pursuant to the Natural Community Conservation Planning Act (Chapter 10 (commencing with Section 2800) of Division 3 of the Fish and Game Code), habitat conservation plan pursuant to the federal Endangered Species Act of 1973 (16 U.S.C. Sec. 1531 et seq.), or another adopted natural resource protection plan.
(I)
Habitat for protected species identified as candidate, sensitive, or species of special status by state or federal agencies, fully protected species, or species protected by the federal Endangered Species Act of 1973 (16 U.S.C. Sec. 1531 et seq.), the California
Endangered Species Act (Chapter 1.5 (commencing with Section 2050) of Division 3 of the Fish and Game Code), or the Native Plant Protection Act (Chapter 10 (commencing with Section 1900) of Division 2 of the Fish and Game Code).
(J)
Land under conservation easement.
(10)
The proposed subdivision conforms to all applicable objective requirements of the Subdivision Map Act (Division 2 (commencing with Section 66410)), except as otherwise expressly provided in this section.
(11)
The proposed subdivision complies with all applicable standards established pursuant to Section 65852.28.
(12)
Any parcels proposed to be created pursuant to this section will be served by a public water system and a municipal sewer system.
(13)
The proposed subdivision will not result in any existing dwelling unit being alienable separate from the title to any other existing dwelling unit on the lot.
(b)
A housing development project on a proposed site to be subdivided pursuant to this section is not required to comply with either of the following requirements:
(1)
A minimum requirement on the size, width, depth, frontage, or dimensions of an individual parcel created by the housing development project beyond the minimum parcel size specified in, or established pursuant to, paragraph (3) of subdivision (a).
(2)
(A)
The formation of a homeowners’ association, except as required by the Davis-Stirling Common Interest Development Act (Part 5 (commencing with Section 4000)
of Division 4 of the Civil Code).
(B)
Subparagraph (A) shall not be construed to prohibit a local agency from requiring a mechanism for the maintenance of common space within the subdivision, including, but not limited to, a road maintenance agreement.
(c)
A local agency shall approve or deny an application for a parcel map or a tentative map for a housing development project submitted to a local agency pursuant to this section within 60 days from the date the local agency receives a completed application. If the local agency does not approve or deny a completed application within 60 days, the application shall be deemed approved. If the local agency denies the application, the local agency shall, within 60 days from the date the local agency receives the completed application, return in writing a full set of comments to the applicant with a list of items that are defective or
deficient and a description of how the applicant can remedy the application.
(d)
Any housing development project constructed on the lot proposed to be subdivided pursuant to this section shall comply with all applicable objective zoning standards, objective subdivision standards, and objective design standards as established by the local agency that are not inconsistent with this section and paragraph (2) of subdivision (a) of Section 65852.28.
(e)
(1)
(A)
Except as provided in paragraph (2), no person shall sell, lease, or finance any parcel or parcels of real property resulting from a subdivision under this section separately from any other such parcel or parcels, unless each parcel that is sold, leased, or financed meets one of the following criteria:
(i)
The parcel
contains a residential structure completed in compliance with all applicable provisions of the California Building Standards Code that includes at least one dwelling unit.
(ii)
The parcel already contains an existing legally permitted residential structure.
(iii)
The parcel is reserved for internal circulation, open space, or common area.
(iv)
The parcel is the only remaining parcel within the subdivision that is not developed with a residential structure that was completed in compliance with all applicable provisions of the California Building Standards Code.
(B)
For purposes of this subdivision, “parcel or parcels of real property resulting from a subdivision under this section” shall not include any designated remainder parcel described in
subparagraph (B) of paragraph (1) of subdivision (a).
(C)
Violation of this paragraph shall constitute the sale of real property that has been divided in violation of the provisions of this division and shall be subject to the penalties and remedies set forth in Chapter 7 (commencing with Section 66499.30).
(2)
A local agency may, by ordinance or map condition, authorize the sale, lease, or finance of any parcel or parcels of real property resulting from a subdivision under this section without compliance with the provisions of paragraph (1).
(f)
A local agency may deny the issuance of a parcel map, a tentative map, or a final map if it makes a written finding, based upon a preponderance of the evidence, that the proposed housing development project would have a specific, adverse impact, as defined and determined in
paragraph (2) of subdivision (d) of Section 65589.5, upon public health and safety and for which there is no feasible method to satisfactorily mitigate or avoid the specific, adverse impact.
(g)
Notwithstanding Article 2 (commencing with Section 66314) or Article 3 (commencing with Section 66333) of Chapter 13 of Division 1, a local agency is not required to permit an accessory dwelling unit or a junior accessory dwelling unit on parcels created through the exercise of the authority contained within this section. If a local agency chooses to permit accessory dwelling units or junior accessory dwelling units, the units shall not count as residential units for the purposes of paragraph (1) of subdivision (a).
(h)
(1)
Notwithstanding Section 66411.7, a local agency is not required to permit an urban lot split on a parcel created through the exercise of the
authority contained within this section.
(2)
Notwithstanding Sections 65852.21 and 66411.7, those sections shall not apply to a site that meets both of the following requirements:
(A)
The site is located within a single-family residential horsekeeping zone designated in a master plan, adopted before January 1, 1994, that regulates land zoned single-family horsekeeping, commercial, commercial-recreational, and existing industrial within the plan area.
(B)
The applicable local government has an adopted housing element that is compliant with applicable law.
(i)
A local agency may adopt an ordinance to implement the provisions of this section. An ordinance adopted to implement this section shall not be considered a project under Division 13 (commencing with
Section 21000) of the Public Resources Code.

Legislative History

Amended (as amended by Stats. 2024, Ch. 294, Sec. 3) by Stats. 2025, Ch. 22, Sec. 28. (AB 130) Effective June 30, 2025.