71 Pa. Stat. § 200
Every administrative department, every independent administrative board and commission, every departmental administrative board and commission, every advisory board and commission, and the several workmen's compensation referees, shall have the power to issue subpoenas, requiring the attendance of witnesses and the production of books and papers pertinent to any hearing before such department, board, commission, or officer, and to examine such witnesses, books, and papers.
Any witness, who refuses to obey a subpoena issued hereunder, or who refuses to be sworn or affirmed, or to testify, or who is guilty of any contempt after summons to appear, may be punished for contempt of court, and, for this purpose, an application may be made to any court of common pleas within whose territorial jurisdiction the offense was committed, for which purpose, such court is hereby given jurisdiction.
71 P.S. § 200