18 U.S.C. § 3122 : US Code - Section 3122: Application for an order for a pen register or a trap and trace device

Search 18 U.S.C. § 3122 : US Code - Section 3122: Application for an order for a pen register or a trap and trace device

(a) Application. - (1) An attorney for the Government may make
application for an order or an extension of an order under section
3123 of this title authorizing or approving the installation and
use of a pen register or a trap and trace device under this
chapter, in writing under oath or equivalent affirmation, to a
court of competent jurisdiction.
(2) Unless prohibited by State law, a State investigative or law
enforcement officer may make application for an order or an
extension of an order under section 3123 of this title authorizing
or approving the installation and use of a pen register or a trap
and trace device under this chapter, in writing under oath or
equivalent affirmation, to a court of competent jurisdiction of
such State.
(b) Contents of Application. - An application under subsection
(a) of this section shall include -
(1) the identity of the attorney for the Government or the
State law enforcement or investigative officer making the
application and the identity of the law enforcement agency
conducting the investigation; and
(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.