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Alternate Building Materials Products Approval Requirements
IB/P/BC 2025-119
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Effective Date:
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DownloadInstructions for Completing Application Forms for Research Reports (LARR) and Research Report Fees
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Application for Renewal and Clerical Modification of General Approval
PC/STR/App19-2016
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Reduced Underfloor Clearance for Conversion of Attached Garage to Living Area
IB/P/BC 2026-075
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Sound Insulation Requirements for Noise Sensitive Structures Near Los Angeles International Airport
IB/P/BC 2026-074
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Roofing Requirements for Wood Shakes and Shingles
IB/P/BC 2026-013
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