Residential / commercial scope
Both
Retaining walls almost always require plans - a standard plan may qualify for lower walls. A low garden or slough wall under 3 feet that holds back no surcharge often needs no permit; see "Build a garden or slough wall."
Category
Structural
Plans required?
Yes
Where to go
ePlanLA
Over-the-counter?
No - Drafted plans will be reviewed for code compliance and required clearances will be confirmed before the permit is issued.
Likely clearances
Zoning, possibly Grading/Geology
Residential vs commercial
A retaining wall almost always needs plans - a standard plan may qualify for lower walls - and plan check, residential or commercial. Taller or surcharged walls need engineered plans in ePlanLA - confirm when you apply.
Search keywords
retaining wall, slope, soil, surcharge, grading
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