1308.6 Gas Pressure Regulators — 2025 California Mechanical Code
California Mechanical Code (Title 24, Part 4) · 2025 edition · updated 2026-09-25 · California
CBSC: official editions, supplements and errata
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) § 1308.6 · Effective January 1, 2026 · Official source: Building Standards Commission
A line pressure regulator shall be installed where the gas supply pressure exceeds the maximum allowable inlet pressure of the appliance served. [NFPA 54:5.7.1]
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280 2025 CALIFORNIA MECHANICAL CODE
FUEL GAS PIPING
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1308.6.1 Listing. Line pressure regulators shall be listed in accordance with CSA/ANSI Z21.80/CSA 6.22
where the outlet pressure is set to 2 psi (14 kPa) or less.
[NFPA 54:5.7.2]
1308.6.2 Location. The gas pressure regulator shall be accessible for servicing. [NFPA 54:5.7.3]
1308.6.3 Regulator Protection. Pressure regulators shall be protected against physical damage. [NFPA 54:5.7.4]
1308.6.4 Regulator Vents. Regulator vents shall be in accordance with Section 1308.14. [NFPA 54:5.7.5]
1308.6.5 Identification. Line pressure regulators at multiple regulator installations shall be marked by a metal tag or other permanent means designating the building or the part of the building being supplied.
[NFPA 54:5.7.6]
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