ADUs and additions, West Hills, Los Angeles County

ADU Permits in West Hills

LADBS reviews West Hills ADU plans. What a plan checker measures for each unit type, how corrections are answered, and the order of inspections to final.

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Plan review for a West Hills ADU sits with LADBS, the department of building and safety for the City of Los Angeles. A plan checker there compares the drawings with state ADU law and the city's zoning before a permit can issue. We draw the set for the unit type the lot supports best, answer each comment, and stay with the file until the permit is in hand.

What the plan checker measures

For a detached unit, the checker confirms its distance from the side and rear lot lines and from the house, then reads its height against what that setback allows. Walls close to a property line need a fire rating, and openings facing the neighbor are limited. An attached unit is checked for the rated separation it shares with the house. A garage conversion can usually keep its existing footprint, even where a new structure could not sit that close. We draw these dimensions on the site plan before submitting.

From comments to the final

Comments from the reviewer come back as a list, and we revise the sheets and resubmit. Where a change alters the scope, the quote is updated in writing too. Once the permit issues, an inspector visits at footings before the pour, at framing and rough trades before walls close, at insulation, and at the end. If a parcel turns out to lie in Hidden Hills or Calabasas, a different city reviews it, which is why the address is confirmed first. A passed final makes the unit legal to occupy.

Planning a unit in West Hills?

Send the address. We check which ADU types the lot allows and reply with the next step.