scope:

Applicability.

This standard shall apply to the installation, storage, use, and handling of compressed gases and cryogenic fluids in portable and stationary containers, cylinders, equipment, and tanks in all occupancies.

Exemptions.

This standard shall not apply to the following:

(1) Off-site transportation of materials covered by this standard

(2) Storage, use, and handling of radioactive gases in accordance with NFPA 801, Standard for Fire Protection for Facilities Handling Radioactive Materials

(3) Storage, use, and handling of medical compressed gases at health care facilities in accordance with NFPA 99, Standard for Health Care Facilities

(4) Except for Chapter 9, storage, use, and handling of bulk oxygen in medical gas systems at health care facilities

(5) Systems consisting of cylinders of oxygen and cylinders of fuel gas used for welding and cutting in accordance with NFPA 51, Standard for the Design and Installation of Oxygen-Fuel Gas Systems for Welding, Cutting, and Allied Processes

(6) Acetylene cylinders in acetylene cylinder charging plants in accordance with NFPA 51A, Standard for Acetylene Cylinder Charging Plants

(7) Ethylene oxide containers stored, handled, or used for sterilization and fumigation in accordance with NFPA 560, Standard for the Storage, Handling, and Use of Ethylene Oxide for Sterilization and Fumigation

(8) Flammable gases used as a vehicle fuel when stored on a vehicle

(9) Storage, use, and handling of liquefied and nonliquefied compressed gases in laboratory work areas that are in accordance with NFPA 45, Standard on Fire Protection for Laboratories Using Chemicals

(10) Storage, use, and handling of liquefied petroleum gases in accordance with NFPA 58, Liquefied Petroleum Gas Code

(11) Storage, use, and handling of gases within closed-cycle refrigeration systems complying with the mechanical code

(12) Liquefied natural gas (LNG) storage at utility plants under NFPA 59A, Standard for the Production, Storage, and Handling of Liquefied Natural Gas (LNG)

(13) LNG handled as a vehicle fuel under NFPA 57, Liquefied Natural Gas (LNG) Vehicular Fuel Systems Code

(14) Compressed natural gas (CNG) handled as a vehicle fuel under NFPA 52, Compressed Natural Gas (CNG) Vehicular Fuel Systems Code