RSA 570-B:3: Exceptions.

The prohibition of RSA 570-B:2, I does not apply with respect to the use of a pen register or a trap and trace device by a provider of telecommunication service:

I. Relating to the operation, maintenance, and testing of a telecommunication service or to the protection of the rights of or property of such provider, or to the protection of users of that service from abuse of service or unlawful use of service; or

II. To record the fact that a telecommunication was initiated or completed in order to protect such provider, another provider furnishing service toward the completion of the telecommunication, or a user of that service, from fraudulent, unlawful, or abusive use of that service; or

III. Where the consent of the user of that service has been obtained.