402 Building Elements and Materials — 2025 California Existing Building Code
California Existing Building Code (Title 24, Part 10) · 2025 edition · updated 2026-09-25 · California
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Italicized text is a California amendment to the model code, as printed in the official publication.
Cite as: 2025 California Existing Building Code (Title 24, Part 10) § 402 · Effective January 1, 2026 · Official source: Building Standards Commission
402.1 Glazing in hazardous locations.¶
Replacement glazing in hazardous locations shall comply with the safety glazing requirements of the California Building Code or California Residential Code as applicable.
Exception: Glass block walls, louvered windows and jalousies repaired with like materials.
402.2 Existing materials. [HCD]¶
Existing materials shall comply with Section 302.3.
402.3 New and replacement materials.¶
[HCD & HCD 2] New and replacement materials used for repairs shall comply with Section 302.4.
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