Mississippi Code
Article 5 - Pearl River Valley Water Supply District Reservoir Police Officer Law of 1978
§ 51-9-177. Arrest and detention

A person arrested by a reservoir police officer shall be handled or processed in the jurisdiction in which the offense was committed, in the same manner as if the arrest had been made by a sheriff or constable. If the reservoir police officer detains any person arrested by him, he shall forthwith deliver the arrested person to the sheriff of the county in which the offense was committed, and the reservoir police officer shall have no further authority as to the custody of such arrested person.