Existing installations
Compiled text through Sep 15, 2021
Register checked through Jul 29, 2026
No later Register activity identified in this check.
Dates and status
- Compiling agency
- Executive Department
- Text status
- Source receipt
- Compiled text through
- Sep 15, 2021
- Register checked through
- July 29, 2026/Vol. XLVIII, Issue 30 (2026-07-29)
- Activity status
- No later Register activity identified in this check.
- Source snapshot
- Jun 6, 2026
(a)Before existing systems installed prior to July 1, 1952, may be approved as complying with the requirements of the Part, they shall be examined and tested by the department. Such systems shall comply with the following requirements:
(1)They shall be in operative condition, shall be free from mechanical injury, structural defects, and obstructions, and shall present no physical hazard.
(2)They shall have a water supply of adequate pressure and capacity, and shall function automatically at the operating temperatures set forth in this Part for new installations.
(3)They shall, upon actuation by heat produced by fire, automatically distribute water upon the fire in sufficient quantities either to extinguish it entirely or confine it without spread.
(b)New extensions to existing sprinkler systems shall comply with all of the provisions of this Part applicable to new installations.