Ohio Revised Code Title XXIX. Crimes Procedure § 2933.77

(A) If an order issued under section 2933.76 of the Revised Code authorizing the installation and use of a pen register or a trap and trace device directs a provider of wire or electronic communication service, landlord, custodian, or other person to furnish information, facilities, and technical assistance to accomplish the installation and operation of the pen register or trap and trace device, that provider, landlord, custodian, or other person, in accordance with the order, shall furnish the law enforcement officer or investigative officer with all information, facilities, and technical assistance necessary to accomplish the installation and operation of the pen register or trap and trace device unobtrusively and with a minimum of interference with the service accorded by the provider, landlord, custodian, or other person to the person with respect to whom the installation and operation are to take place. If an order issued under that section requires a provider of wire or electronic communication service to install and operate a trap and trace device, the provider, in accordance with the order, shall install and operate the device.

(B) The investigative or law enforcement agency conducting the criminal investigation to which the order issued under section 2933.76 of the Revised Code for the installation and use of a pen register or a trap and trace device relates shall provide reasonable compensation to a provider of wire or electronic communication service, landlord, custodian, or other person who furnishes facilities or technical assistance in accordance with the order for any reasonable expenses the provider, landlord, custodian, or other person incurs in furnishing the facilities or technical assistance.

(C) A provider of wire or electronic communication service, an officer, employee, or agent of that provider, or a landlord, custodian, or other specified person is immune from civil or criminal liability in any action that arises from the provision of information, facilities, or technical assistance in accordance with the terms of an order of a court issued under section 2933.76 of the Revised Code.