Me. Rev. Stat. tit. 8, § 1035

Slot machines may be located only on the premises of a commercial track, the premises of a casino or the premises of an accredited postsecondary institution for the purposes of training and education under section 1011, subsection 1‑B. For the purposes of this section, "premises of a commercial track" means property owned by the person who owns the property on which a commercial track is located and that is either within 200 feet of the outside edge of the racing oval or, if the commercial track was owned by a municipality when a license to operate slot machines in association with that commercial track was issued, within 2,000 feet of the center of the racing oval.