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Earlier editions: 20222019

Ch. 13 Energy Efficiency — 2025 California Building Code

California Building Code (Title 24, Part 2) · 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 Building Code (Title 24, Part 2) Chapter 13 · Effective January 1, 2026 · Official source: Building Standards Commission

Refer to California Energy Code, Title 24, Part 6.

13-2 2025 CALIFORNIA BUILDING CODE

CALIFORNIA BUILDING CODE – MATRIX ADOPTION TABLE

CHAPTER 14 – EXTERIOR WALLS

(Matrix Adoption Tables are nonregulatory, intended only as an aid to the code user. See Chapter 1 for state agency authority and building applications.)

Adopting agency BSC BSC-
CG
SFM HCD DSA OSHPD BSCC DPH AGR DWR CEC CA SL SLC
Adopting agency BSC BSC-
CG
SFM 1 2 1/AC AC SS SS/CC 1 1R 2 3 4 5 6 6 6 6 6 6 6 6 6
Adopt entire chapter X X X X X
Adopt entire chapter as
amended (amended sections
listed below)
X X X X X X X
Adopt only those sections
that are listed below
X X X
Chapter / Section
1401 X
1402 X
1402.2.1 X
1403 X
1404 X
1404.1.2 X X X X X X X
1404.3.3 X
1405 X
1406 X
1407 X
1408 X
1411 X
1412 X
1413 X X X X X X X

The state agency does not adopt sections identified with the following symbol: The Office of the State Fire Marshal’s adoption of this chapter or individual sections is applicable to structures regulated by other state agencies pursuant to Section 1.11.

14-2 2025 CALIFORNIA BUILDING CODE

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