All hearings shall be open to the public and may be had before the Public Utility Commission, an examiner or any other person authorized to hold such hearing. A full record thereof shall be kept. However, it shall not be necessary to transcribe testimony unless requested. For purposes of rehearing or reconsideration under ORS 756.561, a transcription shall be made at the commission's expense, and copies of such transcription shall be supplied to the parties, at cost. A copy of the transcript shall be supplied to a party without cost upon the filing with the commission of a satisfactory affidavit of indigency.
ORS 756.521