Mississippi Code Title 41. Public Health § 41-29-507

(1) No person, agency of the state or political subdivision of the state, other than the Bureau of Narcotics, is authorized by this article to own, possess, install, operate or monitor an electronic, mechanical or other device. The Bureau of Narcotics may be assisted by an investigative or law enforcement officer in the operation and monitoring of an interception of wire, oral or other communications, provided that an agent of the Bureau of Narcotics is present at all times.

(2) The director shall designate, in writing, the agents of the Bureau of Narcotics who are responsible for the possession, installation, operation and monitoring of electronic, mechanical or other devices for the bureau.