Me. Rev. Stat. tit. 25, § 2463-B (2025)
Fire suppression sprinklers are not required for an accessory dwelling unit unless the accessory dwelling unit is within or attached to a structure of more than 2 dwelling units, including accessory dwelling units. As used in this section, "accessory dwelling unit" has the same meaning as in Title 30‑A, section 4301, subsection 1‑C.
PL 2025, c. 385, §1 (NEW).