Minn. Stat. § 144.14

When necessary the commissioner may establish and enforce a system of quarantine against the introduction into the state of any plague or other communicable disease by common carriers doing business across its borders. Its members, officers, and agents may board any conveyance used by such carriers to inspect the same and, if such conveyance be found infected, may detain the same and isolate and quarantine any or all persons found thereon, with their luggage, until all danger of communication of disease therefrom is removed.