Minn. Stat. § 626.13: SERVICE; PERSONS MAKING.

A search warrant may in all cases be served anywhere within the issuing judge's jurisdiction by any of the officers mentioned in its directions, but by no other person, except in aid of the officer on the officer's requiring it, the officer being present and acting in its execution. An officer serving and executing a warrant shall notify the chief of police of an organized full-time police department of the municipality or, if there is no such local chief of police, the sheriff or a deputy sheriff of the county in which service is to be made prior to service and execution.