11 Pa.C.S. § 10917
(a) Applicability.— This section shall apply to any of the following which are specifically empowered to conduct hearings and investigations:
(b) Issuance.— For the purposes of a hearing or investigation, the officer, official or city agency under subsection (a) shall have the authority to issue subpoenas for the following:
(e) Enforcement.— Subpoenas issued by an officer or official of the city or a city agency shall be enforced in the same manner, and violations of a subpoena shall be subject to the same penalties, as provided by general law for subpoenas of the courts of common pleas of the Commonwealth.
Cross References. Section 10917 is referred to in sections 11704, 12308 of this title.