C.R.S. § 8-20-401

As used in this part 4, unless the context otherwise requires: (1) Repealed. (2) “GPA” means the gas processors association. (3) “GPA 2140” means the publication number 2140 produced by the gas processors association. (4) and (5) Repealed. (6) “Liquefied petroleum gas”, referred to as LPG, means and includes any material which is composed predominantly of any of the following hydrocarbons, or mixtures of the same: Propane, propylene, butanes, normal butane or isobutane, and butylenes. (7) Repealed. (8) The definitions as set forth in section 8-20-201 , except section 8-20-201 (1), shall also apply to this part 4.