The provisions of this chapter shall govern the design and installation of piping and storage systems for nonflammable medical gas systems and nonmedical oxygen systems. All maintenance and operations of such systems shall be in accordance with the New York city fire code.
Nonflammable medical gas systems, inhalation anesthetic systems and vacuum piping systems shall be designed and installed in accordance with NFPA 99 and 99C.

Exceptions:
1. This section shall not apply to portable systems or cylinder storage.
2. Vacuum system exhaust shall comply with the New York city mechanical code.
Nonmedical oxygen systems shall be designed and installed in accordance with NFPA 50 and NFPA 51.
Design and installation of cryogenic systems shall be in accordance with Section 1202, 1203 and the New York City Fire Code.
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