Chapter 13 — HEALTH CARE FACILITIES AND MEDICAL GAS AND MEDICAL VACUUM SYSTEMS
1304.1 General — 2025 California Plumbing Code
California Plumbing Code (Title 24, Part 5) · 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 Plumbing Code (Title 24, Part 5) § 1304.1 · Effective January 1, 2026 · Official source: Building Standards Commission
The installation of medical gas and medical vacuum piping systems shall comply with the requirements of this chapter. 1304.1.1 [OSHPD 1, 1R, 2, 3, 4 & 5] Medical gas sys- tems for health care facilities that are regulated by OSHPD (hospitals, skilled nursing facilities, and intermediate care facilities, licensed clinics, and correctional treatment cen- ters) shall be in accordance with NFPA 99, Standard for Health Care Facilities. See California Fire Code Refer- enced Standards (Chapter 80) for applicable version of the Standard. See California Building Code Table 1224.4.6.1 for location and number of station outlets for oxygen, vac- uum, and medical air.
1304.1.2 [OSHPD 1, 1R, 2, 3, 4 & 5] A medical gas source system serving an OSHPD 1, 2, 3 or 5 building shall not be located in an OSHPD 1R or OSHPD 3 build- ing. OSHPD 1R buildings may be served by an individ- ual main supply line from other OSHPD buildings, with a main line valve as per NFPA 99. [NFPA 99:5.1.4.2.1, 5.1.4.2.2, 5.1.4.3.1, 5.1.4.3.2] Valves shall be accessible and clearly labeled. Exception: A medical gas source system serving only an OSHPD 1R or 3 building may be located within it.
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