Chapter 10 — BOILERS AND PRESSURE VESSELS
1003.2 Controls — 2025 California Mechanical Code
California Mechanical Code (Title 24, Part 4) · 2025 edition · updated 2026-09-25 · California
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Italicized text is a California amendment to the model code, as printed in the official publication.
Cite as: 2025 California Mechanical Code (Title 24, Part 4) § 1003.2 · Effective January 1, 2026 · Official source: Building Standards Commission
Required electrical, mechanical, safety, and operating controls shall carry the approval of an approved testing agency or be accepted by the Authority Having Jurisdiction. Electrical controls shall be of such design and construction as to be suitable for installation in the environment
in which they are located.
1003.2.1 Automatic Boilers. Automatic boilers shall
be equipped with controls and limit devices in accordance with ASME CSD-1 or Table 1003.2.1.
The Authority Having Jurisdiction shall have the authority to approve solid-fuel-fired boilers that comply with the safety requirements for automatic gas fired boilers or oil fired boilers.
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