AUTHORITY: Implementing Section 6 and authorized by Section 3 of the "Illinois Gas Pipeline Safety Act" (Ill. Rev. Stat. 1981, ch. 111 2/3, pars. 556 and 553).ILLINOIS COMMERCE COMMISSION
As used in this Part, unless the context requires otherwise, the terms defined in Sections 520.10 through 520.30, inclusive, have the meanings ascribed therein.