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Chapter 34 — RESERVED

2025 California Building Code (Title 24, Part 2) · 2025 edition · updated 2026-07-29 · California

Italicized text is a California amendment to the model code, as printed in the official publication.

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.

on Jul 18, 2025 11:14 AM (CDT) THEREUNDER.

34-2 2025 CALIFORNIA BUILDING CODE

on Jul 18, 2025 11:14 AM (CDT) THEREUNDER.

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

on Jul 18, 2025 11:14 AM (CDT) THEREUNDER.

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

on Jul 18, 2025 11:14 AM (CDT) THEREUNDER.

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

on Jul 18, 2025 11:14 AM (CDT) THEREUNDER.

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

on Jul 18, 2025 11:14 AM (CDT) THEREUNDER.

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▸ Contents — 2025 California Building Code (Title 24, Part 2)
2025 California Building Code (Title 24, Part 2)
  1. Chapter 1 — ADMINISTRATION
  2. Chapter 2 — DEFINITIONS
  3. Chapter 3 — OCCUPANCY CLASSIFICATION AND USE
  4. Chapter 4 — SPECIAL DETAILED REQUIREMENTS BASED ON OCCUPANCY A…
  5. Chapter 5 — GENERAL BUILDING HEIGHTS AND AREAS
  6. Chapter 6 — TYPES OF CONSTRUCTION
  7. Chapter 7 — FIRE AND SMOKE PROTECTION FEATURES
  8. Chapter 7A — MATERIALS AND CONSTRUCTION METHODS FOR EXTERIOR W…
  9. Chapter 8 — INTERIOR FINISHES
  10. Chapter 9 — FIRE PROTECTION AND LIFE SAFETY SYSTEMS
  11. Chapter 10 — MEANS OF EGRESS
  12. Chapter 11 — RESERVED
  13. Chapter 11A — HOUSING ACCESSIBILITY
  14. Chapter 11B — ACCESSIBILITY TO PUBLIC BUILDINGS, PUBLIC ACCOMM…
  15. Chapter 12 — INTERIOR ENVIRONMENT
  16. Chapter 13 — ENERGY EFFICIENCY
  17. Chapter 14 — EXTERIOR WALLS
  18. Chapter 15 — ROOF ASSEMBLIES AND ROOFTOP STRUCTURES
  19. Chapter 16 — STRUCTURAL DESIGN
  20. Chapter 16A — STRUCTURAL DESIGN
  21. Chapter 17 — SPECIAL INSPECTIONS AND TESTS
  22. Chapter 17A — SPECIAL INSPECTIONS AND TESTS
  23. Chapter 18 — SOILS AND FOUNDATIONS
  24. Chapter 18A — SOILS AND FOUNDATIONS
  25. Chapter 19 — CONCRETE
  26. Chapter 19A — CONCRETE
  27. Chapter 20 — ALUMINUM
  28. Chapter 21 — MASONRY
  29. Chapter 21A — MASONRY
  30. Chapter 22 — STEEL
  31. Chapter 22A — STEEL
  32. Chapter 23 — WOOD
  33. Chapter 24 — GLASS AND GLAZING
  34. Chapter 25 — GYPSUM PANEL PRODUCTS AND PLASTER
  35. Chapter 26 — PLASTIC
  36. Chapter 27 — ELECTRICAL
  37. Chapter 28 — MECHANICAL SYSTEMS
  38. Chapter 29 — PLUMBING SYSTEMS
  39. Chapter 30 — ELEVATORS AND CONVEYING SYSTEMS
  40. Chapter 31 — SPECIAL CONSTRUCTION
  41. Chapter 31A — SYSTEMS FOR WINDOW CLEANING OR EXTERIOR BUILDING…
  42. Chapter 31B — PUBLIC POOLS
  43. Chapter 31C — RADIATION
  44. Chapter 31D — FOOD ESTABLISHMENTS
  45. Chapter 31F — MARINE OIL TERMINALS
  46. Chapter 32 — ENCROACHMENTS INTO THE PUBLIC RIGHT-OF-WAY
  47. Chapter 33 — SAFEGUARDS DURING CONSTRUCTION
  48. Chapter 34 — RESERVED
  49. Chapter 35 — REFERENCED STANDARDS
  50. Appendix A — EMPLOYEE QUALIFICATIONS
  51. Appendix B — BOARD OF APPEALS
  52. Appendix C — GROUP U—AGRICULTURAL BUILDINGS
  53. Appendix D — FIRE DISTRICTS
  54. Appendix E — RESERVED
  55. Appendix F — RODENTPROOFING
  56. Appendix G — FLOOD-RESISTANT CONSTRUCTION
  57. Appendix H — SIGNS
  58. Appendix I — PATIO COVERS
  59. Appendix J — GRADING
  60. Appendix K — GROUP R-3 AND GROUP R-3.1 OCCUPANCIES PROTECTED B…
  61. Appendix L — EARTHQUAKE RECORDING INSTRUMENTATION
  62. Appendix M — TSUNAMI-GENERATED FLOOD HAZARDS
  63. Appendix N — REPLICABLE BUILDINGS
  64. Appendix O — PERFORMANCE-BASED APPLICATION
  65. Appendix P — SLEEPING LOFTS
  66. Appendix Q — EMERGENCY HOUSING

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