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Chapter 15 — CONSTRUCTION SAFEGUARDS

Section 1510 — AUTOMATIC SPRINKLER SYSTEM

2025 California Existing Building Code (Title 24, Part 10) · 2025 edition · updated 2026-07-29 · California

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

[F] 1510.1 Completion before occupancy. In buildings where an automatic sprinkler system is required by this code or the California Building Code, it shall be unlawful to occupy any portions of a building or structure until the automatic sprinkler system installation has been tested and approved, except as provided in Section 110.3.

[F] 1510.2 Operation of valves. Operation of sprinkler control valves shall be permitted only by properly authorized personnel and shall be accompanied by notification of duly designated parties. When the sprinkler protection is being regularly turned off and on to

15-6 2025 CALIFORNIA EXISTING BUILDING CODE

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

CONSTRUCTION SAFEGUARDS

facilitate connection of newly completed segments, the sprinkler control valves shall be checked at the end of each work period to ascertain that protection is in service.

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▸ Contents — 2025 California Existing Building Code (Title 24, Part 10)
2025 California Existing Building Code (Title 24, Part 10)
  1. Chapter 1 — ADMINISTRATION
  2. Chapter 2 — DEFINITIONS
  3. Chapter 3 — PROVISIONS FOR ALL COMPLIANCE METHODS
  4. Chapter 3A — PROVISIONS FOR ALL COMPLIANCE METHODS
  5. Chapter 4 — REPAIRS
  6. Chapter 4A — REPAIRS
  7. Chapter 5 — PRESCRIPTIVE COMPLIANCE METHOD
  8. Chapter 5A — PRESCRIPTIVE COMPLIANCE METHOD
  9. Chapter 6 — CLASSIFICATION OF WORK
  10. Chapter 7 — ALTERATIONS—LEVEL 1
  11. Chapter 8 — ALTERATIONS—LEVEL 2
  12. Chapter 9 — ALTERATIONS—LEVEL 3
  13. Chapter 10 — CHANGE OF OCCUPANCY
  14. Chapter 11 — ADDITIONS
  15. Chapter 12 — HISTORIC BUILDINGS
  16. Chapter 13 — PERFORMANCE COMPLIANCE METHODS
  17. Chapter 14 — RELOCATED OR MOVED BUILDINGS
  18. ▸ Chapter 15 — CONSTRUCTION SAFEGUARDS
    Overview
    1. Section 1501 — GENERAL
    2. Section 1502 — OWNER’S RESPONSIBILITY FOR FIRE PROTECTION
    3. Section 1503 — SANITARY
    4. Section 1504 — PROTECTION OF PEDESTRIANS
    5. Section 1505 — PROTECTION OF ADJOINING PROPERTY
    6. Section 1506 — TEMPORARY USE OF STREETS, ALLEYS AND PUBLIC PRO…
    7. Section 1507 — FIRE EXTINGUISHERS
    8. Section 1508 — MEANS OF EGRESS
    9. Section 1509 — STANDPIPES
    10. Section 1510 — AUTOMATIC SPRINKLER SYSTEM
    11. Section 1511 — ACCESSIBILITY
    12. Section 1512 — WATER SUPPLY FOR FIRE PROTECTION
  19. Chapter 16 — REFERENCED STANDARDS
  20. Appendix A — GUIDELINES FOR THE SEISMIC RETROFIT OF EXISTING B…
  21. Appendix B — SUPPLEMENTARY ACCESSIBILITY REQUIREMENTS FOR EXIS…
  22. Appendix C — GUIDELINES FOR THE WIND RETROFIT OF EXISTING BUIL…
  23. Appendix D — BOARD OF APPEALS
  24. Appendix E — TEMPORARY EMERGENCY USES
  25. Appendix A — GUIDELINES ON FIRE RATINGS OF ARCHAIC MATERIALS A…

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