‘Sec. 2. 30-A MRSA §4402, sub-§6, as enacted by PL 2017, c. 104, §4, is amended to read:
6. Division of new or existing structures. Beginning July 1, 2018, a division of a new or existing structure into 3 or more dwelling units whether the division is accomplished by sale, lease, development or otherwise in a municipality where the project is subject to municipal site plan review in accordance with Title 38, section 488, subsection 19 or Title 38, section 489-A.
A. For the purposes of this subsection, "municipal site plan review" means review under a municipal ordinance that sets forth a process for determining whether a development meets certain specified criteria, which must include criteria regarding stormwater management, sewage disposal, water supply and vehicular access and which may include criteria regarding other environmental effects, layout, scale, appearance and safety.
B. The municipal reviewing authority in each municipality shall determine whether a municipal site plan review ordinance adopted by the municipality meets the requirements of paragraph A.
Sec. 3. Retroactivity. This Act applies retroactively to June 30, 2018.’