Title 24 energy reports for Los Angeles projects
Energy compliance documentation for Los Angeles and Los Angeles County — prepared remotely from your plans and delivered digitally. We don’t have a local office; everything happens online.
Projects in Los Angeles that add or alter conditioned space generally need Title 24, Part 6 energy compliance documentation with the building permit application. Los Angeles typically falls in Climate Zones 6, 8, 9 and 16; confirm your exact zone by address with the CEC lookup tool.
Building in Los Angeles: what to know
Los Angeles spans several climate zones — a coastal Westside lot and a San Fernando Valley lot can face very different requirements. ADUs and garage conversions are a large share of residential permits here, and lots are often tight, so orientation and shading are worth modeling accurately.
Which climate zone is Los Angeles in?
South Coast
Coastal Southern California — mild winters and moderate summers.
Zone 8Inland South Coast
Warmer inland valleys with hot summer afternoons.
Zone 9LA Basin Inland
Hot, dry summers and mild winters in Los Angeles’ inland valleys.
Zone 16Mountains
Cold, snowy winters and mild summers at elevation.
Climate zone boundaries can run through neighborhoods. Look up your address with the CEC tool →
Where do I submit in Los Angeles?
Permits are submitted to the Los Angeles Department of Building and Safety (LADBS). Check its website for current submittal format (electronic plan review, registered forms, wet signatures) before you apply. Visit the building department →
Common Los Angeles projects we document
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