Rule 3.31 Oral examination

Witnesses shall be examined orally unless the testimony is taken by deposition authorized by the Board, as provided by Article III, Rule 11 of the Supreme Court (relating to depositions) or the facts are [as] stipulated in the manner provided by Section 3.33 of these Rules (relating to presentation and effect of stipulations). Witnesses before the Board shall be examined under oath or affir- mation.