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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See the Information Bulletin P/GI 2014-001 for more information.

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See the Information Bulletin P/GI 2014-001 for more information.

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The owner shall give a notarized letter of authorization to his/her agent.

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You will need to show a proof that you have been residing in the unit for which you are pulling a permit. A DWP statement or a Gas Company statement will be acceptable.

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Listed or field evaluated equipment that are tested and listed or field evaluated according to recognized standards as specified for each testing agency are considered as acceptable. You can find these standards as follows on our "Electrical Test Lab (ETL)" page under "Publications":

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Claim for Refunds must be prepared on the Department of Building and Safety Claim for Refund form (MISC-Form.01). You may also use the "City of Los Angeles Claim For Refund" form (Form Gen 64).

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Personal, company or a cashier's check from a United States bank, made payable to "City of Los Angeles."

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A letter of correction will be issued, either asking for additional information or indicating what tests or evaluations did not pass and may necessitate changes or modifications to the equipment.

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The inspectors are available from 7:00 AM to 8:30 AM, Monday through Friday.

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Contact your inspector to check on the possibility of obtaining a permit extension.

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