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Chapter 12 — INTERIOR ENVIRONMENT

Section 1244 — RESERVED

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

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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
    Overview
    1. Section 1201 — GENERAL
    2. Section 1202 — VENTILATION
    3. Section 1203 — TEMPERATURE CONTROL
    4. Section 1204 — LIGHTING
    5. Section 1205 — YARDS OR COURTS
    6. Section 1206 — SOUND TRANSMISSION
    7. Section 1207 — ENHANCED CLASSROOM ACOUSTICS
    8. Section 1208 — INTERIOR SPACE DIMENSIONS
    9. Section 1209 — ACCESS TO UNOCCUPIED SPACES
    10. Section 1210 — TOILET AND BATHROOM REQUIREMENTS
    11. Section 1211 — UV GERMICIDAL IRRADIATION SYSTEMS
    12. Section 1212 — [HCD 1 & HCD 2]—GARAGE DOOR SPRINGS
    13. Section 1213 — [HCD 1]—POLLUTANT CONTROL
    14. Section 1214 — RESERVED
    15. Section 1215 — RESERVED
    16. Section 1216 — RESERVED
    17. Section 1217 — RESERVED
    18. Section 1218 — RESERVED
    19. Section 1219 — RESERVED
    20. Section 1220 — RESERVED
    21. Section 1221 — RESERVED
    22. Section 1222 — RESERVED
    23. Section 1223 — RESERVED
    24. Section 1224 — [OSHPD 1]—HOSPITALS
    25. Section 1225 — [OSHPD 2]-SKILLED NURSING AND INTERMEDIATE-CARE…
    26. Section 1226 — [OSHPD 3]-CLINICS
    27. Section 1227 — [OSHPD 4]-CORRECTIONAL TREATMENT CENTERS
    28. Section 1228 — [OSHPD 5]—ACUTE PSYCHIATRIC HOSPITALS
    29. Section 1229 — [OSHPD 6] — CHEMICAL DEPENDENCY RECOVERY HOSPIT…
    30. Section 1230 — [BSCC] — MINIMUM STANDARDS FOR JUVENILE FACILIT…
    31. Section 1231 — [BSCC] — LOCAL DETENTION
    32. Section 1232 — RESERVED
    33. Section 1233 — RESERVED
    34. Section 1234 — RESERVED
    35. Section 1235 — [DPH]—SANITARY CONTROL OF SHELLFISH (PLANTS AND…
    36. Section 1236 — [DPH]—LABORATORY ANIMAL QUARTERS
    37. Section 1237 — [DPH]—WILD ANIMAL QUARANTINE FACILITIES
    38. Section 1238 — RESERVED
    39. Section 1239 — RESERVED
    40. Section 1240 — [AGR]—MEAT AND POULTRY PROCESSING PLANTS
    41. Section 1241 — [AGR]—COLLECTION CENTERS AND FACILITIES
    42. Section 1242 — [AGR]—RENDERERS
    43. Section 1243 — [AGR]—HORSEMEAT AND PET FOOD ESTABLISHMENTS
    44. Section 1244 — RESERVED
    45. Section 1245 — RESERVED
    46. Section 1246 — RESERVED
    47. Section 1247 — RESERVED
    48. Section 1248 — RESERVED
    49. Section 1249 — RESERVED
    50. Section 1250 — [CA]—PHARMACIES
    51. Section 1251 — [CA]—VETERINARY PREMISES
    52. Section 1252 — [CA]—BARBER COLLEGES AND SHOPS
    53. Section 1253 — [CA]—SCHOOLS OF COSMETOLOGY, COSMETOLOGICAL EST…
    54. Section 1254 — [CA]—ACUPUNCTURE OFFICES
  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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