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Earlier editions: 20222019

Chapter 11 — ADDITIONS

1104 Energy Conservation — 2025 California Existing Building Code

California Existing Building Code (Title 24, Part 10) · 2025 edition · updated 2026-09-25 · California

CBSC: official editions, supplements and errata

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) § 1104 · Effective January 1, 2026 · Official source: Building Standards Commission

1104.1 Minimum requirements.

Additions to existing buildings shall comply with applicable provisions of the California Energy Code (Part 6, Title 24, C.C.R).

11-4 2025 CALIFORNIA EXISTING BUILDING CODE

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▸Contents — California Existing Building Code (Title 24, Part 10)
California Existing Building Code (Title 24, Part 10)

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