Indiana Code Title 8. Utilities and Transportation § 8-1-13-28

Sec. 28. (a) The commission shall adopt rules to govern the relations between corporations and any or all classes of their customers. Those rules shall cover the following subjects:

(b) The commission may investigate and enter orders on complaints filed by individual customers arising under this section. The commission may establish an appeals division to act on its own behalf regarding individual customer complaints. The decision of the division is binding on all parties to the complaint. The commission shall review decisions of the appeals division upon timely request by an affected party.

(c) This section does not invalidate any rule adopted by the commission before September 1, 1987, to govern the relations between corporations and their customers if the rule is consistent with this section.