Except for cylinders of nonliquefied compressed gases not exceeding a capacity of 250 cubic feet (7 m3) or liquefied compressed gases not exceeding a capacity of 46 pounds (21 kg) each used for maintenance purposes, patient care or operation of equipment, oxidizing gases shall not be stored or used in Group A, E, I or R occupancies or in offices in Group B occupancies.
The aggregate quantities of gases used for maintenance purposes and operation of equipment shall not exceed the maximum allowable quantity per control area listed in Table 5003.1.1(1).
Medical gas systems and medical gas supply cylinders shall also be in accordance with Section 5306.