[Amended 11-3-2020; 6-13-2023; 6-11-2024]
An accessory apartment that complies with the following standards is exempt from the minimum lot area, minimum lot width, and minimum net residential area per dwelling unit requirements applicable to the zone in which the accessory apartment is constructed. An accessory apartment is not considered a two-family dwelling or a multiplex, and is not considered a dwelling unit for purposes of 1) applying the residential parking standards in § 240-6.10; 2) applying the road construction, filling and grading standards in § 240-6.14; 3) applying the growth management permit requirements in § 240-11.12;, 4) counting the number of dwelling units when applying the subdivision definition in 30-A M.R.S.A. § 4401, as amended; and 5) calculating the net residential area pursuant to § 415-11.17. An accessory apartment that does not comply with the following standards is considered a dwelling unit and must comply with all applicable standards for a dwelling unit. An accessory apartment may only be located on a lot containing one or more single-family dwellings.
A.
A request for an accessory apartment requires submittal of a site plan that shall include the property owner with deed reference, lot boundaries and dimensions to scale and the location and setbacks of all buildings and parking areas.
B.
A request for an accessory apartment shall include a plan of the entire building showing a separate floor layout of all finished levels identifying the use of all rooms and the location of all entrances/exits.
C.
C. For an accessory apartment located within or attached to a single-family dwelling, the dwelling shall have only one front entrance and all other entrances shall be either on the side or in the rear of the dwelling or accessory apartment. An entrance leading to a foyer with interior entrances leading from the foyer to the accessory apartment and the single-family dwelling unit is permitted.
D.
The living area of an accessory apartment shall be a minimum of 190 square feet, and a maximum of 800 square feet. An accessory apartment may not have any living space on a third story unless it meets the minimum life safety requirements as defined in the Building Code.
E.
An accessory apartment is not permitted in the Shoreland Zone unless the lot on which it will be located has at least double the required minimum lot size and shore frontage.
F.
No more than one accessory apartment shall be permitted on a lot containing one or more single-family dwelling.
G.
An accessory apartment shall be occupied as a primary residence. ("Primary residence" shall be defined as more than six months per year.) An accessory apartment is not eligible to operate as a short-term rental.
H.
An accessory apartment located on properties connected to the Town's wastewater collection system must be approved by the Sewer Department. Properties utilizing subsurface waste system and private wells must meet the standards required in the Maine Subsurface Wastewater Disposal Rules. In addition existing septic systems must be evaluated for condition and capacity by a licensed site evaluator. A reserve area is required for existing and new systems in the event that replacement is necessary. Biannual pump-outs of septic systems servicing the property are required and documentation must be provided to the Town upon request.
I.
For an accessory apartment that is a separate structure or attached to a single-family dwelling, the proposal must comply with best management practices in managing stormwater for low-impact development, in accordance with the LID Guidance Manual for Maine Communities (Maine Department of Environmental Protection, Sep. 21, 2007).
J.
An accessory apartment is an extension of a residential use and may not be independently conveyed except to the extent permitted by law.
K.
Except as expressly provided in this section, an accessory apartment must comply with all other requirements of this Code, including but not limited to Article 6 and any shoreland zoning requirements.