65- 407 C.M.R. ch. 421, § 2
For the purposes of this Chapter, the following terms have the following meanings.
A. Combustible Material. "Combustible Materials" are materials which, if ignited, can burn at a temperature and for a period of time that could cause damage to an LPG container or distribution system. These include but are not limited to, fuels, stored building materials, and dead brush. "Combustible Materials" does not include live vegetation such as grass, shrubs, living trees, and seasonal vegetation.
B. Corrosion. "Corrosion" is defined as a condition exhibiting signs of deterioration including pitting or loss of metal. Surface rust or light surface oxide as well as a loss of paint coating does not constitute atmospheric corrosion.
C. Gas. "Gas" means petroleum gas as defined in § 2(K).
D. Jurisdictional LPG System. "Jurisdictional LPG system" means any LPG pipeline facility that transports LPG, including propane pipelines that transport petroleum gas or petroleum gas/air mixtures from one or more LPG systems, with the exception of systems that serve:
1. Fewer than 10 customers, if no portion of the system is located in a public place; or
2. A single customer, if the system is located entirely on the customer's premises (no matter if a portion of the system is located in a public place.
E. LPG. "LPG" means petroleum gas as defined in § 2(I).
F. LPG Operator. "LPG Operator (or operator)", means any person or entity that owns and engages in the transportation of LPG through a Jurisdictional LPG System or a person who is contracted to serve as the operator by a person who owns and engages in the transportation of LPG through a jurisdictional LPG system.
G. LPG Supplier. "LPG Supplier" means a marketer who delivers liquefied petroleum gas to a storage tank which supplies an LPG distribution system. The LPG Supplier may or may not be the operator of the distribution system.
H. Petroleum Gas. "Petroleum gas" means propane, propylene, butane, (normal butane or isobutanes), and butylene (including isomers), or mixtures composed predominantly of these gases, having a vapor pressure not exceeding 208 psi (1434 kPa) gage at 100 °F (38 °C).
65- 407 C.M.R. ch. 421, § 2