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

  • FAQ

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Yes. In all cases, you are required to provide the equipment for evaluation.

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The Temporary Special Event (TSE) permit must be obtained then contact the Fire Department.

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Original documents are required. Copies may be accepted under special circumstances.

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Yes, each complaint will be kept confidential.

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Yes, the clerical staff will mail it out once the inspector issues and turn it in for filing.

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No, but there may be a fire inspector present.

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