Los Angeles County, California Building Codes

Building Codes References

• The code and contact information listed below applies to unincorporated areas of Los Angeles County and certain cities that contract with the L.A. County Dept. of Public Works to provide building services. Cities that contract with L.A. County are Artesia, Carson, Commerce, Duarte, Industry, Irwindale, La Canada Flintridge, La Puente, Lakewood, La Mirada, Lawndale, Lomita, Rolling Hills, Rilling Hills Estates, Santa Fe Springs, Temple City, and Westlake Village.
• Los Angeles County has a number of district offices where plans are submitted. Plan checkers at these offices can answer general building questions. Click here for a list of offices and phone numbers. For more specific, technical questions you may want to contact Central Office Plan Checkers at the numbers in the AHJ table below.
The 2007 California Building Standards Code changes will take effect January 1, 2008. For more information visit the California Building Standards Commission.
Code TypeCode ModelAmendment Contact
Building/Dwelling CodeIBC 2006 (California Building Code 2007 with 2002 LA County Amendments)ICC
Structural CodeIBC 2006 (California Building Code 2007 with 2002 LA County Amendments)ICC
Plumbing CodeCalifornia Building Standards CodeLocal Code
Mechanical CodeCalifornia Building Standards CodeLocal Code
Electrical CodeNEC 2005 (California Electrical Code 2007 with 2002 LA County Amendments)ICC
Accessibility CodeCalifornia Building Code 2007 (Title 24, Part 2)California Access Compliance,
(916) 327-9698
Energy CodeCalifornia Energy Code 2007 (Title 24, Part 6)California Energy Commission,
(916) 654-4064
Elevator CodeCalifornia Elevator Safety Construction Code 2007 (California Code of Regulations, Title 8)ICC

Authorities Having Jurisdiction (AHJ)

Authorities Having Jurisdiction are those government officials who are the final authority on questions in a particular area (or jurisdiction).
Jurisdictional AreaContact
StructuralBuilding Plan Check
Phone: (626) 458-3173
PlumbingPlumbing/Mechanical Plan Check
Phone: (626) 458-3182
MechanicalPlumbing/Mechanical Plan Check
Phone: (626) 458-3182
ElectricalElectrical Plan Check
Phone: (626) 458-3180
AccessibilityBuilding Plan Check
Phone: (626) 458-3173
ZoningLA County Regional Planning & Zoning
Phone: (213) 974-6411
PlanningLA County Regional Planning & Zoning
Phone: (213) 974-6411