Maryland Statutes
Subtitle 4B - Pen Registers and Trap and Trace Devices
Section 10-4B-04 - Order Authorizing Installation and Use

(a)    (1)    Upon an application made under § 10-4B-03 of this subtitle, the court shall enter an ex parte order authorizing the installation and use of a pen register or a trap and trace device within the jurisdiction of the court if the court finds that the information likely to be obtained by the installation and use is relevant to an ongoing criminal investigation.
        (2)    On service, an order issued under paragraph (1) of this subsection shall apply to any person providing wire or electronic communication service whose assistance may facilitate the execution of the order.
    (b)    An order issued under this section shall:
        (1)    Specify the identity, if known, of the person to whom is leased or in whose name is listed the telephone line or other facility to which the pen register or trap and trace device is to be attached or applied;
        (2)    Specify the identity, if known, of the person who is the subject of the criminal investigation;
        (3)    Specify the attributes of the communications to which the order applies, including the number or other identifier and, if known, the location of the telephone line or other facility to which the pen register or trap and trace device is to be attached or applied, and, in the case of a trap and trace device, the geographic limits of the trap and trace order;
        (4)    Contain a description of the offense to which the information likely to be obtained by the pen register or trap and trace device relates; and
        (5)    Direct, upon the request of the applicant, the furnishing of information, facilities, and technical assistance necessary to accomplish the installation of the pen register or trap and trace device under § 10-4B-05 of this subtitle.
    (c)    (1)    An order issued under this section shall authorize the installation and use of a pen register or a trap and trace device for a period not to exceed 60 days.
        (2)    Extensions of an order issued under this section may be granted upon a new application for an order under § 10-4B-03 of this subtitle and upon the judicial finding required under subsection (a) of this section. An extension may not exceed 60 days.
    (d)    An order authorizing or approving the installation and use of a pen register or a trap and trace device shall direct that:
        (1)    The order be sealed until further order of the court; and
        (2)    The person owning or leasing the line to which the pen register or a trap and trace device is attached or applied, or who is obligated by the order to provide assistance to the applicant, not disclose the existence of the pen register or trap and trace device or the existence of the investigation to the listed subscriber, or to any other person, unless or until otherwise ordered by the court.

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