18 Pa.C.S. § 5772: Application for an order for use of certain devices.

(a) Application.--The Attorney General or a deputy attorney general designated in writing by the Attorney General or a district attorney or an assistant district attorney designated in writing by the district attorney may make application for an order or an extension of an order under section 5773 (relating to issuance of an order for use of certain devices) authorizing or approving disclosure of mobile communications tracking information or, if necessary, the production and disclosure of mobile communications tracking information, the installation and use of a pen register, a trap and trace device or a telecommunication identification interception device under this subchapter, in writing, under oath or equivalent affirmation, to a court of common pleas having jurisdiction over the offense under investigation or to any Superior Court judge when an application for an order authorizing interception of communications is or has been made for the targeted telephone or another application for interception under this subchapter has been made involving the same investigation.

(b) Contents of application.--An application under subsection (a) shall include:

(1) The identity and authority of the attorney making the application and the identity of the investigative or law enforcement agency conducting the investigation.

(2) A certification by the applicant that the information likely to be obtained is relevant to an ongoing criminal investigation being conducted by that agency.

(3) An affidavit by an investigative or law enforcement officer which establishes probable cause for the issuance of an order or extension of an order under section 5773.