City program

Pre-Approved ADU Plans in Los Angeles, California

Browse official and accepted pre-approved ADU plans for Los Angeles, California. Compare plan size, bedrooms, providers, approval status, official source links, permit requirements, and fees.

Program status: source-backed listings Last checked May 1, 2026

Program Overview

This Los Angeles page summarizes source-backed pre-approved ADU plan listings for Los Angeles, California, using official records tied to City of Los Angeles Department of Building and Safety and City of Los Angeles Housing Department. The current export lists 88 accepted plans from 40 providers; provider names include Welcome Projects, IT House, Connect Homes, and others. The accepted listings are tied to the local Los Angeles program. Plan records cover 200 to 1,200 sq ft and studio to 3 bedrooms where those fields were listed by the source.

Permit and fee context is kept separate from plan acceptance. The data export includes 8 permit requirement records and 3 fee records for Los Angeles. Permit requirement records include Site-specific LADBS review, General code compliance, and others. Fee records include YOU-ADU standard plan fee, RSO annual registration fee, and others. When a source did not publish a value, the page keeps that field as Not listed in source instead of filling a blank.

Use these listings as a starting point for matching a plan to a property. Source links, checked dates, acceptance notes, and provider records are shown so you can verify whether a plan remains accepted locally, what site-specific review remains, and whether local fees, plan licensing, or provider terms apply. A listing in this directory does not guarantee permit approval for a specific parcel.

Summary

Location
Los Angeles, Los Angeles County, California, USA
Accepted plans
88 accepted plans
Providers
40 providers
Origin programs
1 program
Plan size range
200 to 1,200 sq ft
Permit sources
4 sources

How to use this page

  1. Pick a plan size and bedroom count.
  2. Check whether the plan originated locally or is accepted from another city/county program.
  3. Open the official source.
  4. Confirm current status with the local building department.
  5. Ask the provider what site-specific work, plan licensing, engineering, and utility review are still required.

Accepted Plans

88 plans

Permit Requirements

8 requirements

Fees

3 fee records

Official Sources

4 sources

Los Angeles ADU FAQ

6 answers

Does Los Angeles have accepted or pre-approved ADU plans in this directory?

Yes. The current Los Angeles, California page lists 88 accepted plans from 40 providers in the source-backed export.

What ADU plan sizes are listed for Los Angeles?

The listed Los Angeles plan records range from 200 to 1,200 sq ft. Use the individual plan cards to confirm bedrooms, bathrooms, plan documents, and provider details because some fields are not listed by every official source.

Where do the Los Angeles ADU plan records come from?

They are tied to 4 official sources in this page's source set, including City of Los Angeles Department of Building and Safety and City of Los Angeles Housing Department. Each plan, fee, and permit note should still be checked against the linked official source before use.

Can Los Angeles County or nearby city ADU plans be used in Los Angeles?

The current Los Angeles records do not show accepted plans from a separate Los Angeles County or nearby city program. Treat outside pre-approved plans as unavailable in Los Angeles unless an official Los Angeles source says they are accepted.

Do pre-approved ADU plans guarantee permits in Los Angeles?

No. A source-backed accepted plan can reduce plan review work, but Los Angeles can still require site-specific review, zoning checks, fees, utility coordination, and current code compliance. This page lists 8 permit requirements to help flag items to verify with the local building department.

Are Los Angeles ADU permit fees and requirements listed?

This page includes 3 fee records and 8 permit requirements for Los Angeles. These are source-backed summaries, not a final permit quote or approval checklist.