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Earlier editions: 20222019

Appendix A4

A4.105 Deconstruction and Reuse of Existing Materials — 2025 California Green Building Standards Code

California Green Building Standards Code (Title 24, Part 11) · 2025 edition · updated 2026-10-19 · California

CBSC: official editions, supplements and errata

Cite as: 2025 California Green Building Standards Code (Title 24, Part 11) § A4.105 · Effective January 1, 2026 · Official source: Building Standards Commission

A4.105.1 General. Existing buildings on the site are deconstructed and the salvaged materials are reused. Reused materials or products must comply with current building standards requirements or be an accepted alternate method or material.

A4.105.2 Reuse of materials. Materials which can be easily reused include but are not limited to the following:

  1. Light fixtures.

  2. Plumbing fixtures.

  3. Doors and trim.

  4. Masonry.

  5. Electrical devices.

  6. Appliances.

  7. Foundations or portions of foundations.

Note: Reused material must be in compliance with the appropriate Title 24 requirements.

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