From
609.66:
Quote:
(4) "school property" means:
(i) a public or private elementary, middle, or secondary school building and its improved grounds, whether leased or owned by the school;
<snipped>
(iv) that portion of a building or facility under the temporary, exclusive control of a public or private school, a school district, or an association of such entities where conspicuous signs are prominently posted at each entrance that give actual notice to persons of the school-related use.