KRS 278.320: Process.

The commission and each of the commissioners may issue subpoenas, subpoenas duces

tecum, and all necessary process in proceedings brought before or initiated by the

commission, and such process shall extend to all parts of the state. Service of process in

all proceedings brought before or initiated by the commission may be made by certified

mail, return receipt requested or by registered mail, or in the same manner as other

process in civil cases, as the commission directs.