1. Every public utility furnishing telephone service in this state shall provide any lawful assistance requested by a sheriff or the sheriff’s deputy, or chief of police or police officer, in tracing a person who uses:
(a) The 911 emergency telephone number or other emergency telephone service.
(b) Obscene language, representations or suggestions in addressing a person by telephone, or addresses to the person any threat to inflict injury to the person or property of the person addressed, when the request is made in writing to the public utility.
2. Good faith reliance by the public utility on such a request constitutes a complete defense to any civil or criminal suit against the public utility on account of assistance rendered by the utility in responding to the request.
3. The provisions of subsection 1 do not permit wiretapping, which may be engaged in only pursuant to the provisions of NRS 179.410 to 179.515, inclusive, and 704.195.
(Added to NRS by 1971, 856; A 1973, 1750; 1989, 658; 1991, 59)