53 Pa. Stat. § 25095
The director of the said department shall have the power to summon and compel witnesses to attend and testify before him as to the cause, origin, and circumstances of any fire; and may require the production of any books, papers, or documents deemed pertinent or necessary to said inquiry; and shall have the power to administer oaths and affirmations, to any persons, appearing as witnesses; such inquiry to be public.
Any witness who refuses to obey a summons of the director of said department, or who refuses to be sworn or testify, or who disobeys any lawful order of the said director in relation to any such inquiry, or who fails or refuses to produce any books, papers, or documents touching any matter under investigation, or who is guilty of any contempt after being summoned to appear before him to give testimony in relation to any such inquiry as aforesaid, may be punished for contempt of court; and for this purpose application may be made to the court of common pleas within whose jurisdiction the contempt took place, for which purpose the courts of common pleas are given jurisdiction.
53 P.S. § 25095