Los Angeles, CA Accessory Structures: Tiny Homes (2026)
Tiny home rules in Los Angeles, CA, covering tiny houses on wheels (THOWs), park model RVs, and tiny home on foundation builds, determine where they are legal and how they get permitted.
Key Facts
- Maximum per lot
- 1 MTH (no more than 1 approved per lot per 12 months)
- Safety standards
- ANSI A119.5 or NFPA 1192
- Utility connection required
- Water, sewer, and electric
Summary
Los Angeles allows one Movable Tiny House per lot as an ADU, with wheels hidden from view, connections to water/sewer/electric, compliance with ANSI A119.5 or NFPA 1192 safety standards, a 2-story height limit, and prohibition from placement in the front yard.
(f) Requirements for Movable Tiny Houses as Accessory Dwelling Units. A Movable Tiny House must comply with all of the provisions provided in Paragraph (c) except for any provisions in Paragraph (c) which apply solely to buildings and structures; and this Paragraph (f):
(1) Only one Movable Tiny House is allowed to be located on a lot and no lot may be approved for more than one moveable tiny house in a twelve month period.
(2) When sited on a lot, the undercarriage (wheels, axles, tongue and hitch) shall be hidden from view.
(5) Movable Tiny Houses shall be connected to water, sewer and electric utilities.
(7) Movable Tiny Houses are not required to have sprinklers, but shall follow the ANSI A119.5 or NFPA 1192 standards relating to health, fire and life-safety.
(9) Movable Tiny Houses shall not be greater than two stories.
(10) Movable Tiny Houses shall not be located between the proposed or existing single-family dwelling unit and the street adjoining the front yard, except where the Movable Tiny House is on a Through Lot and complies with LAMC 12.21 C.5.(k).
Full Breakdown
33(f) creates a special pathway for Movable Tiny Houses, wheel-mounted dwellings, to function as accessory dwelling units. Only one MTH per lot is permitted, and no lot may be approved for more than one MTH in a 12-month period. 6(c). Mechanical equipment must be incorporated into the structure (not on the roof). MTHs must connect to water, sewer, and electric utilities. 5 or NFPA 1192 health, fire, and life-safety standards. Exterior cladding may not be single-piece composite, laminates, or interlocked metal sheathing; windows must be double-pane glass; roofs must have at least a 12:2 pitch over more than 50% of the roof area.
The MTH may not be located between the primary dwelling and the street at the front yard, and may not be taller than 2 stories.
Violations & Fines
Placing more than one MTH on a lot; failing to hide the undercarriage; operating without utility connections; not complying with ANSI A119.5 or NFPA 1192; placing the MTH in the front yard; exceeding 2 stories.
Frequently Asked Questions
Does a Movable Tiny House need sprinklers?
Can I park a tiny house in my front driveway and rent it out?
Sources & Official References
Other rules in Los Angeles
California rules heatmap·Compare Los Angeles to another location·View the California accessory structures overview
See something wrong?
Help us keep this page accurate. If you notice an error or outdated information, let us know.
Tiny Homes in Nearby Cities
How other cities in Los Angeles County handle tiny homes.