Cal. Code Regs. tit. 8, § 5500
(a) Purpose. This Section covers the general principles recommended for the installation of bulk oxygen systems on industrial and institutional consumer premises where the supply to the consumer premises originates outside the consumer premises and is delivered by mobile equipment.
Exceptions:
(2) Bulk oxygen storage systems having capacities less than 20,000 cubic feet.
(Title 24, T8-5500)
1. Amendment filed 7-16-76; effective thirtieth day thereafter (Register 76, No. 29).