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Earlier editions: 20222019

Chapter 25 — FRUIT AND CROP RIPENING

2503 Ethylene Gas — 2025 California Fire Code

California Fire Code (Title 24, Part 9) · 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 Fire Code (Title 24, Part 9) § 2503 · Effective January 1, 2026 · Official source: Building Standards Commission

2503.1 Location.

Ethylene gas shall be discharged only into approved rooms or enclosures designed and constructed for this

purpose.

Exceptions & meaning →

2503.2 Dispensing.

Valves controlling discharge of ethylene shall provide positive and fail-closed control of flow and shall be set to limit the concentration of gas in air below 1,000 parts per million (ppm).

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▸Contents — California Fire Code (Title 24, Part 9)
California Fire Code (Title 24, Part 9)

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