Building Research Section (BRS)

The BRS 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)

Additional Information

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

The Building Research Section is located at our Metro location (201 N Figueroa St, Rm 880, Los Angeles, CA 90012)

LA Research Reports (LARR)

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.

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

 

Open LA Research Reports Database

Additional Resources

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A product (or equipment) is considered approved if it bears either the approval label of the City of Los Angeles Electrical Test Lab, or listing or certification label, symbol or other identifying mark of a recognized testing agency. In either case, the product (or the equipment) is installed and used according to any limitations or restrictions posed by the testing agencies and the requirements of the code. See section 93.0402 for more detail.

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A Combined Building Permit (includes Electrical and Mechanical permits) can be issued for a single-family or a duplex; otherwise a separate Building, Electrical or Mechanical Permits is required.

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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.

    Plan Submittal for Regular Plan Check

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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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    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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    Results: 3 6 10 25

    Filtered categories:

    Guidelines and Requirements for Installing Rooftop Gardens
    IB/P/BC 2017-126
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    Guidelines For Approval As Fabricator
    IB/P/BC 2017-042 - Effective
    View Download Mark as Favorite
    Guidelines for Construction of Masonry or Concrete Fence Walls Which Do Not Require a Building Permit
    IB/P/BC 2020-080 - Effective
    View Download Mark as Favorite
    Guidelines for Determining Live Loads Surcharge from Sidewalk Pedestrian Traffic and Street Traffic
    IB/P/BC 2017-141 - Effective
    View Download Mark as Favorite
    Guidelines for Determining Remedial Grading Exempted from the Baseline Hillside Ordinance
    IB/P/BC 2020-139 - Effective
    View Download Mark as Favorite
    Guidelines for Permits and Inspections for Construction Projects that Require Grading Work
    IB/P/BC 2020-128 - Effective
    View Download Mark as Favorite
    Guidelines for Permitting New Antennas and Replacement of Units on Existing Telecommunication Antennas (Cell Towers)
    IB/P/BC 2020-146 - Effective
    View Download Mark as Favorite
    Guidelines for Plan Check and Permit Requirements for an Outdoor Dining Area (Al Fresco) on Private Property
    IB/P/GI 2023-035 - Effective
    View Download Mark as Favorite
    Guidelines for Plan Check and Permit Requirements for Interim Motel (Hotel) Conversion Projects
    IB/P/ZC 2023-020
    View Download Mark as Favorite
    Guidelines for Plan Check and Permit Requirements for Solar Energy Systems
    IB/P/GI 2023-027 - Effective
    View Download Mark as Favorite

    Results: 3 6 10 25

    Filtered categories:

    Guidelines and Requirements for Installing Rooftop Gardens
    IB/P/BC 2017-126
    View Download Mark as Favorite
    Guidelines For Approval As Fabricator
    IB/P/BC 2017-042 - Effective
    View Download Mark as Favorite
    Guidelines for Construction of Masonry or Concrete Fence Walls Which Do Not Require a Building Permit
    IB/P/BC 2020-080 - Effective
    View Download Mark as Favorite
    Guidelines for Determining Live Loads Surcharge from Sidewalk Pedestrian Traffic and Street Traffic
    IB/P/BC 2017-141 - Effective
    View Download Mark as Favorite
    Guidelines for Determining Remedial Grading Exempted from the Baseline Hillside Ordinance
    IB/P/BC 2020-139 - Effective
    View Download Mark as Favorite
    Guidelines for Permits and Inspections for Construction Projects that Require Grading Work
    IB/P/BC 2020-128 - Effective
    View Download Mark as Favorite
    Guidelines for Permitting New Antennas and Replacement of Units on Existing Telecommunication Antennas (Cell Towers)
    IB/P/BC 2020-146 - Effective
    View Download Mark as Favorite
    Guidelines for Plan Check and Permit Requirements for an Outdoor Dining Area (Al Fresco) on Private Property
    IB/P/GI 2023-035 - Effective
    View Download Mark as Favorite
    Guidelines for Plan Check and Permit Requirements for Interim Motel (Hotel) Conversion Projects
    IB/P/ZC 2023-020
    View Download Mark as Favorite
    Guidelines for Plan Check and Permit Requirements for Solar Energy Systems
    IB/P/GI 2023-027 - Effective
    View Download Mark as Favorite

    Results: 3 6 10 25