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Chapter 1 — SCOPE AND ADMINISTRATION

Section 1.8.6

California Building Code (Title 24, Part 2) · 2022 edition · updated 2026-09-12 · California

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

LOCAL MODIFICATION BY ORDINANCE OR REGULATION 1.8.6.1 General. Subject to other provisions of law, a city, county, or city and county may make changes to the provi- sions adopted by the Department of Housing and Community Development. If any city, county, or city and county does not amend, add or repeal by local ordinances or regulations the provisions published in this code or other regulations pro- mulgated by the Department of Housing and Community Development, those provisions shall be applicable and shall become effective 180 days after publication by the California Building Standards Commission. Amendments, additions and deletions to this code adopted by a city, county, or city and county pursuant to California Health and Safety Code Sec- tions 17958.5, 17958.7 and 18941.5, together with all appli- cable portions of this code, shall also become effective 180

SCOPE AND ADMINISTRATION

days after publication of the California Building Standards Code by the California Building Standards Commission. 1.8.6.2 Findings, filings and rejections of local modifica- tions. Prior to making any modifications or establishing more restrictive building standards, the governing body shall make express findings and filings, as required by California Health and Safety Code Section 17958.7, showing that such modifi- cations are reasonably necessary due to local climatic, geo- logical or topographical conditions. No modification shall become effective or operative unless the following require- ments are met:

1. The express findings shall be made available as a pub- lic record. 2. A copy of the modification and express finding, each document marked to cross-reference the other, shall be filed with the California Building Standards Commis- sion for a city, county, or city and county and with the Department of Housing and Community Development for fire protection districts. 3. The California Building Standards Commission has not rejected the modification or change. Nothing in this section shall limit the authority of fire pro- tection districts pursuant to California Health and Safety Code Section 13869.7(a).

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▸Contents — California Building Code (Title 24, Part 2)
California Building Code (Title 24, Part 2)
  1. Chapter 2 — DEFINITIONS AND ABBREVIATIONS
  2. Appendix G — FLOOD-RESISTANT
  3. Appendix L — EARTHQUAKE RECORDING
  4. Appendix M — TSUNAMI-GENERATED
  5. Appendix N — REPLICABLE
  6. Appendix O — PERFORMANCE-BASED
  7. ▸Chapter 1 — SCOPE AND ADMINISTRATION
    Overview
    1. Section 1.1
    2. Section 1.2
    3. Section 1.3
    4. Section 1.4
    5. Section 1.5
    6. Section 1.6
    7. Section 1.7
    8. Section 1.8
    9. Section 1.8.2
    10. Section 1.8.3
    11. Section 1.8.4
    12. Section 1.8.5
    13. Section 1.8.6
    14. Section 1.8.7
    15. Section 1.8.8
    16. Section 1.8.9
    17. Section 1.8.10
    18. Section 1.9
    19. Section 1.10
    20. Section 1.11
    21. Section 1.12
    22. Section 1.13
    23. Section 1.14
    24. Section 101
    25. Section 102
    26. Section 103
    27. Section 104
    28. Section 105
    29. Section 106
    30. Section 107
    31. Section 108
    32. Section 109
    33. Section 110
    34. Section 111
    35. Section 112
    36. Section 113
    37. Section 114
    38. Section 115
    39. Section 116
    40. Section 201
    41. Section 202
  8. Chapter 3 — OCCUPANCY CLASSIFICATION AND USE
  9. Chapter 4 — SPECIAL DETAILED REQUIREMENTS BASED ON OCCUPANCY A…
  10. Chapter 5 — GENERAL BUILDING HEIGHTS AND AREAS
  11. Chapter 6 — TYPES OF CONSTRUCTION
  12. Chapter 7 — FIRE AND SMOKE PROTECTION FEATURES
  13. Chapter 7A — MATERIALS AND CONSTRUCTION
  14. Chapter 8 — INTERIOR FINISHES
  15. Chapter 9 — FIRE PROTECTION AND LIFE SAFETY SYSTEMS
  16. Chapter 10 — MEANS OF EGRESS
  17. Chapter 11A — HOUSING ACCESSIBILITY
  18. Chapter 11B — ACCESSIBILITY TO PUBLIC BUILDINGS, PUBLIC ACCOMM…
  19. Chapter 12 — INTERIOR ENVIRONMENT
  20. Chapter 14 — EXTERIOR WALLS
  21. Chapter 15 — ROOF ASSEMBLIES AND ROOFTOP STRUCTURES
  22. Chapter 16 — STRUCTURAL DESIGN
  23. Chapter 16A — STRUCTURAL DESIGN
  24. Chapter 17 — SPECIAL INSPECTIONS AND TESTS
  25. Chapter 18 — SOILS AND FOUNDATIONS
  26. Chapter 19 — CONCRETE
  27. Chapter 20 — ALUMINUM
  28. Chapter 21 — MASONRY
  29. Chapter 22 — STEEL
  30. Chapter 23 — WOOD
  31. Chapter 24 — GLASS AND GLAZING
  32. Chapter 25 — GYPSUM BOARD, GYPSUM PANEL PRODUCTS AND PLASTER
  33. Chapter 26 — PLASTIC
  34. Chapter 27 — ELECTRICAL
  35. Chapter 28 — MECHANICAL SYSTEMS
  36. Chapter 30 — ELEVATORS AND CONVEYING SYSTEMS
  37. Chapter 31 — SPECIAL CONSTRUCTION
  38. Chapter 31B — PUBLIC POOLS
  39. Chapter 31C — RADIATION
  40. Chapter 31D — FOOD ESTABLISHMENTS
  41. Chapter 31F — MARINE OIL TERMINALS
  42. Chapter 32 — ENCROACHMENTS INTO THE PUBLIC RIGHT-OF-WAY
  43. Chapter 33 — SAFEGUARDS DURING CONSTRUCTION
  44. Chapter 35 — REFERENCED STANDARDS
  45. Appendix A — EMPLOYEE QUALIFICATIONS
  46. Appendix B — BOARD OF APPEALS
  47. Appendix C — GROUP U – AGRICULTURAL BUILDINGS
  48. Appendix D — FIRE DISTRICTS
  49. Appendix F — RODENTPROOFING
  50. Appendix H — SIGNS
  51. Appendix I — PATIO COVERS
  52. Appendix J — GRADING
  53. Appendix K — GROUP R-3 AND GROUP R-3.1 OCCUPANCIES
  54. Appendix P — EMERGENCY HOUSING

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