CA Health & Safety Code Section 13240.1

For the purposes of this chapter, the following terms have the following meanings:

(a)

“Propane storage system” or “system” means any tank or collection of tanks or other vessels that are intended or used for the commercial purpose of storing more than 18,000 gallons of propane.

(b)

“Odorized propane” means propane to which ethyl mercaptan or any other odorizing substance is added.