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Earlier editions: 20222019

Chapter 9 — ROOF ASSEMBLIES

R901 General — 2025 California Residential Code

California Residential Code (Title 24, Part 2.5) · 2025 edition · updated 2026-10-19 · 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 Residential Code (Title 24, Part 2.5) § R901 · Effective January 1, 2026 · Official source: Building Standards Commission

R901.1 Scope.

The provisions of this chapter shall govern the design, materials, construction and quality of roof assemblies.

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▸Contents — California Residential Code (Title 24, Part 2.5)
California Residential Code (Title 24, Part 2.5)

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