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Earlier editions: 20222019

Ch. 34 Reserved — 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 34 · Effective January 1, 2026 · Official source: Building Standards Commission

Action taken by the International Code Council during the 2012 Code Development Process removed Chapter 34, Existing Structures, from the International Building Code. Chapter 34 was subsequently removed from the California Building Code.

The provisions of this chapter are contained in Part 10, California Existing Building Code. See Section 101.4.7.

34-2 2025 CALIFORNIA BUILDING CODE

CALIFORNIA BUILDING CODE – MATRIX ADOPTION TABLE

CHAPTER 35 – REFERENCED STANDARDS

(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 DHS 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
Adopt entire chapter as
amended (amended
sections listed below)		 X X X X X X X X X X X
Adopt only those sections
that are listed below		 X X
Chapter / Section
AAMA 501.4-18 X X X X X X X
AAMA 501.6-18 X X X X X X X
AAMA TIR A8-16 X X X X X X X
ACI 318-19 X
ACI 355.2-22 X X X X X X X
ACI 355.4-19 (21) X X X X X X X
ACI 440.2R-17 X X X X X X X
ACI 506R-16 X X X X X X X
ACI 506.2-13 (18) X X X X X X X
ACI 506.4R-19 X X X X X X X
ACI 506.6T-17 X X X X X X X
ACI 548.15-20 X X X X X X X
ANSI S3.41 X
ASCE/SEI 7-22_w/Suppl.1_ X X X X X X X X
ASCE/SEI 41-13 † † X † † † †
ASCE/SEI 41-17 X X † † † † †
ASCE/SEI 41-23 X X X X X X X
ASHRAE 171-2017 X X X X X X X
ASME A17.1/CSA B44 X X
ASME A18.1 X
ASME BPE-2009 X
ASME B31.3-2014 X
ASTM A227/A227M-17 X X
ASTM A229/A229M-17 X X
ASTM A615/A615M-22 X X X X X X X
ASTM A706/A706M-22a X X X X X X X
ASTM A1064-22 X X X X X X X
ASTM C595/C595M-21 X X X X X X X
ASTM C618-23e1 X X X X X X X
ASTM C635/C635M-22 X X X X X X X
ASTM C989-22 X X X X X X X
ASTM C1019-20 X X X X X X X
ASTM C1249-18 (2023) X X X X X X X
ASTM C1392-20 X X X X X X X
ASTM C1394-20 X X X X X X X
ASTM C1401-23 X X X X X X X
ASTM C1586-20 X X X X X X X
ASTM C1714/C1714M-23 X X X X X X X
ASTM C1823/C1823M-20 X X X X X X X
ASTM D1586-18e1 X X X X X X X
ASTM D3966-22 X X X X X X X
ASTM D5778-20 X X X X X X X
ASTM E580/E580M-22 X X X X X X X

CALIFORNIA BUILDING CODE – MATRIX ADOPTION TABLE

CHAPTER 35 – REFERENCED STANDARDS—continued

Adopting agency BSC BSC-
CG		 SFM HCD DSA OSHPD BSCC DHS 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
Adopt entire chapter as
amended (amended
sections listed below)		 X X X X X X X X X X X
Adopt only those sections
that are listed below		 X X
Chapter / Section
ASTM E662-17a X X X
ASTM E2632/E2632M-13 X
ASTM E2707-15 X
ASTM E2726/E2726-12a X
ASTM E3121-17 X X X X X X X
ASTM F606/F606M-21 X X X X X X X
ASTM F1292-99 X
ASTM F1292-04 X
ASTM F1487-01 X
ASTM F1951-99 X
ASTM F2374 X
ANSI/AWC NDS w/2024 Suppl. X X X X X X X X
AWS B5.1-2013-AMD1 X X X X X X X
AWS D1.1/D1.1M-20 X X X X X X X
AWS D1.2/D1.2M-14 X X X X X X X
AWS D1.3/D1.3M-2018 X X X X X X X
AWS D1.6/D1.6M-2017 X X X X X X X
AWS D1.8/D1.8M-2021 X X X X X X X
AWS QCI-16 X X X X X X X
BHMA A156.10-2011 X
BHMA A156.19-2013 X
ANSI/DASMA 103-2017 X X
FM 1950-2022 X X X X X X X
FM 3011-99 X
FM 3260-00 X
ICC 300-23 X X X X X X X
ICC-ES AC01-24* X X X X X X X
ICC-ES AC58-24* X X X X X X X
ICC-ES AC70-24* X X X X X X X
ICC-ES AC77 X
ICC-ES AC106-24* X X X X X X X
ICC-ES AC125-24* X X X X X X X
ICC-ES AC156-24* X X X X X X X
ICC-ES AC178-24* X X X X X X X
ICC-ES AC193-24* X X X X X X X
ICC-ES AC232-24* X X X X X X X
ICC-ES AC308-24* X X X X X X X
ICC ES AC331 X
ICC-ES AC358-24* X X X X X X X
ICC-ES AC446-24* X X X X X X X
ISO 9001-15 X X X X X X X
NFPA 11-24 X
NFPA 13-25 X

35-2 2025 CALIFORNIA BUILDING CODE

CALIFORNIA BUILDING CODE – MATRIX ADOPTION TABLE

CHAPTER 35 – REFERENCED STANDARDS—continued

Adopting agency BSC BSC-
CG		 SFM HCD DSA OSHPD BSCC DHS 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
Adopt entire chapter as
amended (amended
sections listed below)		 X X X X X X X X X X X
Adopt only those sections
that are listed below		 X X
Chapter / Section
NFPA 13D-25 X
NFPA 13R-25 X
NFPA 14-24 X
NFPA 20-25 X
NFPA 24-25 X
NFPA 25-13CA X
NFPA 31-24 X
NFPA 32-21 X
NFPA 37-18 X
NFPA 40-24 X
NFPA 45-24 X
NFPA 54-18 X
NFPA 58-24 X
NFPA 72-25 X X
NFPA 82-24 X
NFPA 92-24 X
NFPA 105-25 X
NFPA 110-25 X
NFPA 111-25 X
NFPA 120-23 X
NFPA 130-20 X
NFPA 170-24 X
NFPA 211-24 X
NFPA 286-24 X
NFPA 418-24 X
NFPA 502-20 X
NFPA 780-23 X
NFPA 1124-17 X
NFPA 2001-22 X
PCI MNL 120-17 X X X X X X X
PTI DC35.1-14 X X X X X X X
SFM 12-3 X
SFM 12-7-3 X
SFM 12-7A-1 X
SFM 12-7A-2 X
SFM 12-7A-3 X
SFM 12-7A-4 X
SFM 12-7A-4A X
SFM 12-7A-5 X
SFM 12-8-100 X
SFM 12-10-1 X
SFM 12-10-2 X
SFM 12-10-3 X

CALIFORNIA BUILDING CODE – MATRIX ADOPTION TABLE

CHAPTER 35 – REFERENCED STANDARDS—continued

Adopting agency BSC BSC-
CG		 SFM HCD DSA OSHPD BSCC DHS 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
Adopt entire chapter as
amended (amended
sections listed below)		 X X X X X X X X X X X
Adopt only those sections
that are listed below		 X X
Chapter / Section
UBC 15-2 X
UBC 15-3 X
UBC 15-4 X
UL 13-96 X
UL 38-99 X
UL 193-04 X
UL 199-95 X
UL 228-97 X
UL 260-04 X
UL 262-04 X
UL 268A-09 X
UL 312-04 X
UL 346-05 X
UL 464-03 X
UL 497B-04 X
UL 521-99 X
UL 539-00 X
UL 632-00 X
UL 753-04 X
UL 790_Edition 9-2022_ X
UL 813-96 X
UL 857-13 † † X X X X X
UL 864-2014 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.

35-4 2025 CALIFORNIA BUILDING CODE

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▸Contents — California Building Code (Title 24, Part 2)
California Building Code (Title 24, Part 2)

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