NRS 396.970: Surreptitious electronic surveillance on campus; exceptions.

1. Except as otherwise provided in subsection 2, it is unlawful for a person to engage in any kind of surreptitious electronic surveillance on a campus of the System without the knowledge of the person being observed.

2. Subsection 1 does not apply to any electronic surveillance:

(a) Authorized by a court order issued to a public officer, based upon a showing of probable cause to believe that criminal activity is occurring on the property under surveillance;

(b) By a law enforcement agency pursuant to a criminal investigation;

(c) By a peace officer pursuant to NRS 289.830;

(d) Which is necessary as part of a system of security used to protect and ensure the safety of persons on the campus; or

(e) Of a class or laboratory when authorized by the teacher of the class or laboratory.