Product Approval (Test Lab)

LADBS approves alternate building materials or products that are at least equivalent to the materials prescribed in the code in terms of quality, effective time period of fire resistance, strength, effectiveness, durability and safety.

LA Research Reports (LARR)
Building Research Section (BRS)
Mechanical Test Lab (MTL)
Electrical Test Lab (ETL)

About Test Lab

Approved materials are published as Los Angeles Research Reports (LARR).

For licensing of product approval test labs, refer to the Materials Control section in the Inspection Bureau.

Additional Resources

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You will receive an email from RTI.ladbs@lacity.org containing detailed instructions and links to enter contractor and/or owner information in order to pay the final permit fees online.

After the permit fee is paid, your stamped plans will be available to download from your dashboard.

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The documents required for submittal are:

  • Structural analysis/calculation package
  • Architectural plans
  • Structural plans
  • Structural analysis/calculation package
  • Architectural plans
  • Structural plans

For more details see our Plan Submittal for Regular Plan Check page.

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The documents required for submittal are:

  • Structural analysis/calculation package
  • Architectural plans
  • Structural plans
  • Structural analysis/calculation package
  • Architectural plans
  • Structural plans

    • For more details see our Plan Submittal for Regular Plan Check page.

    Plan Submittal for Regular Plan Check

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    HVAC Plumbing, Electrical, Fire Sprinkler, Green, Building, Public Works, Fire Department, Sanitation.

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    The permit will have a section named inspection checklist with all the required documents.

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    All electrical equipment sold, installed or advertised for sale in the City of Los Angeles shall be approved by the LA Department of Building and Safety (LADBS).

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    A permit is required for Demolition, New Building, Addition, and Alteration.

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    LADBS currently provides electronic plan review services for following application types: 

    • Building Plan Check
    • Affordable Housing 
    • Soft-Story Retrofit
    • Tenant Improvement or Deferred Submittals
    • Accessory Dwelling Unit (ADU)
    • Fences and Block Walls
    • Swimming Pools and Spa
    • Housing - Zoning Only
    • Supplemental - Revisions to Projects Originally Submitted through ePlan
    • Fire Sprinkler 
    • HVAC
    • Plumbing
    • Elevator
    • Residential Solar Photovoltaic
    • Electrical

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    Electrical equipment is evaluated in accordance with the requirements of National Electrical Code (NEC) and Underwriters Laboratories (UL) standards.

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    LADBS provides the following types of inspections:

    • Residential
    • Building
    • Electrical
    • Elevator / Pressure Vessel
    • Fire Sprinkler
    • Grading
    • Mechanical
    • Plumbing
    • Sign
    • Green Building
    • Temporary Special Events
    • Virtual Inspection

    "Types of Inspections page"

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