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Earlier editions: 20222019

Chapter 7 — ALTERATIONS—LEVEL 1

708 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) § 708 · Effective January 1, 2026 · Official source: Building Standards Commission

708.1 Minimum requirements.

Level 1 alterations to existing buildings or structures shall comply with applicable provisions of the California Energy Code (Part 6, Title 24, C.C.R).

7-6 2025 CALIFORNIA EXISTING BUILDING CODE

CALIFORNIA EXISTING BUILDING CODE – MATRIX ADOPTION TABLE

CHAPTER 8 – ALTERATIONS—LEVEL 2

(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
Adopt Entire Chapter as
amended (amended
sections listed below)
X
Adopt only those sections
that are listed below
Chapter / Section
802.2.1 X
802.2.1 Exceptions 4 – 9 and
13-14
† †
802.3 † †
803.2 X
803.2.3 † †
803.3_Reserved_ X
803.4 X
803.4.1 X
804.3_Reserved_ X
804.5 X
804.5.1.2 X
804.5.1.2.1 X
804.5.3 † †
804.6.3 X
804.6.4 † †
804.6.4.1 X
804.7.1 X
804.7.2 X
804.8 X
804.12 † †
804.13 X
804.13.1 X † †
804.14.2 Exceptions † †
806.2 X † †
806.3 X † †
808_Reserved_ 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.

8-2 2025 CALIFORNIA EXISTING BUILDING CODE

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