37 Pa. Code § 81.281
An applicant, if confined, may not appear at the public hearing, but may designate another person to appear for the applicant. An applicant, if not confined, shall appear personally at the public hearing unless excused by the Board.
The provisions of this § 81.281 adopted April 18, 1997, effective April 19, 1997, 27 Pa.B. 1929.