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Los Angeles remodeling & ADU planning

For a whole-home remodel or ADU in Los Angeles, begin with the property record: identify the reviewing agency, existing approvals and any parcel-specific overlays before drawings fix the scope.

Review authority

City of Los Angeles

Rules and approvals depend on address and scope. This is general education, not a parcel determination.

01

Think in whole-home terms

Sequence matters as much as design.

A whole-home plan should distinguish interior layout work from structural changes and map the existing permit record before drawings are finalized. ZIMAS links parcel information and permit history; Building and Safety reviews the proposed construction.

02

Consider an ADU

Compare options after reviewing the site.

Compare detached, attached and conversion concepts against the actual lot and City ADU guidance. Locate existing service connections and confirm access before choosing a footprint.

From property to project in Los Angeles

Practical questions for the first conversation, not a permit determination.

Check the property

Use the parcel address in ZIMAS to identify planning layers before committing to an exterior footprint.

Coordinate the scope

For a house-wide plan, align any structural openings, systems and occupied-room phases; for an ADU, test rear-yard access and utility routes separately.

First document

ZIMAS result, prior permit record and a sketch of existing structures.

03

Before the first conversation

Useful inputs for a site-specific conversation.

  • 01

    Property address and any existing permit records

  • 02

    Sketch of house, yard access and structures

  • 03

    List of structural or systems changes you are considering

04

Local planning resources

Official resources to explore requirements with the agency responsible for your property.

05

A local question

Can a citywide ADU guide confirm what fits my lot?

No. Use the City ADU page for the framework, then check the address in ZIMAS and confirm a proposal with the reviewing departments.

Continue exploring: Whole-home remodeling · ADUs · Areas

Nearby service communities

KB Remodeling · Greater Los Angeles

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