Indiana Code Title 8. Utilities and Transportation § 8-1-1.1-4.1

(1) hearings before the commission, the department of state revenue, or the Indiana department of transportation;

(2) appeals from the orders of the commission, the department of state revenue, or the Indiana department of transportation; and

(3) suits and actions in a court that may involve rates for service, services, extensions, and contracts for service, valuations of utilities, applications of utilities for authority to issue securities, applications for mergers and sales, and in all other proceedings, including proceedings before federal agencies, and suits and actions in which the subject matter of the action affects the consumers of a utility, motor carrier, or railroad doing business in Indiana.